S K SALES & SERVICE
S K SALES & SERVICECO., LTD.

Scope Detail

Chemical Calibration

บริการสอบเทียบเครื่องมือวิเคราะห์ทางเคมีสำหรับงานห้องปฏิบัติการ กระบวนการผลิต ระบบบำบัดน้ำ และการควบคุมคุณภาพ

TISI 0261ANAB AC-3279
Request Quotation

SK Calibration Laboratory

Reliable chemical measurement support for laboratory, production and quality-control teams.

Audit-ready
Traceable
Certificate support

Supported Instruments

Chemical instruments supported

Instrument families commonly submitted for chemical calibration and related measurement services.

p

pH Meter

Typical Applications

  • Production
  • Laboratory
  • Quality Control

Calibration Availability

Available under the accredited scope where applicable.

R

Refractometer

Typical Applications

  • Production
  • Laboratory
  • Quality Control

Calibration Availability

Available under the accredited scope where applicable.

C

Conductivity Meter

Typical Applications

  • Production
  • Laboratory
  • Quality Control

Calibration Availability

Available under the accredited scope where applicable.

T

TDS Meter

Typical Applications

  • Production
  • Laboratory
  • Quality Control

Calibration Availability

Available under the accredited scope where applicable.

T

Turbidity Meter

Typical Applications

  • Production
  • Laboratory
  • Quality Control

Calibration Availability

Available under the accredited scope where applicable.

R

Rotational Viscometer

Typical Applications

  • Production
  • Laboratory
  • Quality Control

Calibration Availability

Available under the accredited scope where applicable.

Capability Summary

Chemical calibration capability summary

Accreditation

TISI 0261 and ANAB AC-3279 accreditation applies where the instrument family, range and method are included in the current official accredited scope.

Measurement capability

TISI 0261 covers pH Meter and Refractometer. ANAB AC-3279 covers pH Meter, Conductivity Meter, TDS Meter and Turbidity Meter. Exact ranges, nominal values, CMCs and methods follow the current official scope rows.

Traceability

Calibration results are supported by traceable reference standards, controlled procedures and certificate review to support maintenance, QA and audit documentation.

Certificate

Calibration certificates are provided after completion of service to support quality systems, maintenance records and customer audit requirements.

Accredited Scope

Accredited Calibration Capability

Verified ranges and expanded measurement uncertainty from the applicable accredited scope.

Program

TISI 0261

12 verified evidence rows

Official SectionChemical / PermanentShow 12 Evidence Rows

Parameter / Equipment

Conductivity meter

Type / Subtype
General
Accreditation program
TISI 0261
Service Location
TISI 0261 — Permanent

2 Range Rows

Range

1 400 µS/cm

CMC / Expanded Uncertainty

7.9 µS/cm

Range

12 mS/cm

CMC / Expanded Uncertainty

0.11 mS/cm

Evidence DetailsShow
Source Row 1
1 400 µS/cm / 7.9 µS/cm
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
13
Medium / Condition
Service Location
TISI 0261 — Permanent
Reference Equipment
Source Row 2
12 mS/cm / 0.11 mS/cm
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
13
Medium / Condition
Service Location
TISI 0261 — Permanent
Reference Equipment

Parameter / Equipment

pH meter

Type / Subtype
General
Accreditation program
TISI 0261
Service Location
TISI 0261 — Permanent

3 Range Rows

Range

4 pH

CMC / Expanded Uncertainty

0.017 pH

Range

7 pH

CMC / Expanded Uncertainty

0.017 pH

Range

10 pH

CMC / Expanded Uncertainty

0.017 pH

Evidence DetailsShow
Source Row 1
4 pH / 0.017 pH
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
13
Medium / Condition
Nominal pH
Service Location
TISI 0261 — Permanent
Reference Equipment
Source Row 2
7 pH / 0.017 pH
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
13
Medium / Condition
Nominal pH
Service Location
TISI 0261 — Permanent
Reference Equipment
Source Row 3
10 pH / 0.017 pH
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
13
Medium / Condition
Nominal pH
Service Location
TISI 0261 — Permanent
Reference Equipment

Parameter / Equipment

pH meter — DC Voltage

Type / Subtype
General
Accreditation program
TISI 0261
Service Location
TISI 0261 — Permanent

1 Range Rows

Range

-414.1 mV to 414.1 mV

CMC / Expanded Uncertainty

0.060 mV

Evidence DetailsShow
Source Row 1
-414.1 mV to 414.1 mV / 0.060 mV
Method
Direct measurement with DC voltage standard
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
13
Medium / Condition
Service Location
TISI 0261 — Permanent
Reference Equipment

Parameter / Equipment

Refractometer

Type / Subtype
General
Accreditation program
TISI 0261
Service Location
TISI 0261 — Permanent

6 Range Rows

Range

10 %Brix

CMC / Expanded Uncertainty

0.13 %Brix

Range

20 %Brix

CMC / Expanded Uncertainty

0.13 %Brix

Range

30 %Brix

CMC / Expanded Uncertainty

0.13 %Brix

Range

40 %Brix

CMC / Expanded Uncertainty

0.13 %Brix

Range

50 %Brix

CMC / Expanded Uncertainty

0.13 %Brix

Range

60 %Brix

CMC / Expanded Uncertainty

0.13 %Brix

Evidence DetailsShow
Source Row 1
10 %Brix / 0.13 %Brix
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
13
Medium / Condition
Service Location
TISI 0261 — Permanent
Reference Equipment
Source Row 2
20 %Brix / 0.13 %Brix
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
13
Medium / Condition
Service Location
TISI 0261 — Permanent
Reference Equipment
Source Row 3
30 %Brix / 0.13 %Brix
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
13
Medium / Condition
Service Location
TISI 0261 — Permanent
Reference Equipment
Source Row 4
40 %Brix / 0.13 %Brix
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
13
Medium / Condition
Service Location
TISI 0261 — Permanent
Reference Equipment
Source Row 5
50 %Brix / 0.13 %Brix
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
13
Medium / Condition
Service Location
TISI 0261 — Permanent
Reference Equipment
Source Row 6
60 %Brix / 0.13 %Brix
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
13
Medium / Condition
Service Location
TISI 0261 — Permanent
Reference Equipment

Program

TISI 0261 — Site

12 verified evidence rows

Official SectionChemical / SiteShow 12 Evidence Rows

Parameter / Equipment

Conductivity meter

Type / Subtype
General
Accreditation program
TISI 0261 — Site
Service Location
TISI 0261 — Site

2 Range Rows

Range

1 400 µS/cm

CMC / Expanded Uncertainty

7.9 µS/cm

Range

12 mS/cm

CMC / Expanded Uncertainty

0.11 mS/cm

Evidence DetailsShow
Source Row 1
1 400 µS/cm / 7.9 µS/cm
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
23
Medium / Condition
Service Location
TISI 0261 — Site
Reference Equipment
Source Row 2
12 mS/cm / 0.11 mS/cm
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
23
Medium / Condition
Service Location
TISI 0261 — Site
Reference Equipment

Parameter / Equipment

pH meter

Type / Subtype
General
Accreditation program
TISI 0261 — Site
Service Location
TISI 0261 — Site

3 Range Rows

Range

4 pH

CMC / Expanded Uncertainty

0.017 pH

Range

7 pH

CMC / Expanded Uncertainty

0.017 pH

Range

10 pH

CMC / Expanded Uncertainty

0.017 pH

Evidence DetailsShow
Source Row 1
4 pH / 0.017 pH
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
23
Medium / Condition
Nominal pH
Service Location
TISI 0261 — Site
Reference Equipment
Source Row 2
7 pH / 0.017 pH
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
23
Medium / Condition
Nominal pH
Service Location
TISI 0261 — Site
Reference Equipment
Source Row 3
10 pH / 0.017 pH
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
23
Medium / Condition
Nominal pH
Service Location
TISI 0261 — Site
Reference Equipment

Parameter / Equipment

pH meter — DC Voltage

Type / Subtype
General
Accreditation program
TISI 0261 — Site
Service Location
TISI 0261 — Site

1 Range Rows

Range

-414.1 mV to 414.1 mV

CMC / Expanded Uncertainty

0.060 mV

Evidence DetailsShow
Source Row 1
-414.1 mV to 414.1 mV / 0.060 mV
Method
Direct measurement with DC voltage standard
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
23
Medium / Condition
Service Location
TISI 0261 — Site
Reference Equipment

Parameter / Equipment

Refractometer

Type / Subtype
General
Accreditation program
TISI 0261 — Site
Service Location
TISI 0261 — Site

6 Range Rows

Range

10 %Brix

CMC / Expanded Uncertainty

0.20 %Brix

Range

20 %Brix

CMC / Expanded Uncertainty

0.20 %Brix

Range

30 %Brix

CMC / Expanded Uncertainty

0.20 %Brix

Range

40 %Brix

CMC / Expanded Uncertainty

0.20 %Brix

Range

50 %Brix

CMC / Expanded Uncertainty

0.20 %Brix

Range

60 %Brix

CMC / Expanded Uncertainty

0.20 %Brix

Evidence DetailsShow
Source Row 1
10 %Brix / 0.20 %Brix
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
23
Medium / Condition
Service Location
TISI 0261 — Site
Reference Equipment
Source Row 2
20 %Brix / 0.20 %Brix
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
23
Medium / Condition
Service Location
TISI 0261 — Site
Reference Equipment
Source Row 3
30 %Brix / 0.20 %Brix
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
23
Medium / Condition
Service Location
TISI 0261 — Site
Reference Equipment
Source Row 4
40 %Brix / 0.20 %Brix
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
23
Medium / Condition
Service Location
TISI 0261 — Site
Reference Equipment
Source Row 5
50 %Brix / 0.20 %Brix
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
23
Medium / Condition
Service Location
TISI 0261 — Site
Reference Equipment
Source Row 6
60 %Brix / 0.20 %Brix
Method
Direct measurement with Certified reference material (CRM)
Source Group
Official source group
Source Document
TISI 0261 certificate 22-LB0022, Calibration 0261, Issue No. 03
Source Page
23
Medium / Condition
Service Location
TISI 0261 — Site
Reference Equipment

Program

ANAB AC-3279

40 verified evidence rows

Official SectionChemical QuantitiesShow 31 Evidence Rows

Parameter / Equipment

pH Meter

Type / Subtype
General
Accreditation program
ANAB AC-3279
Service Location
On-site available

7 Range Rows

Range

1.68 pH

CMC / Expanded Uncertainty

0.012 pH

Range

2.00 pH

CMC / Expanded Uncertainty

0.015 pH

Range

4.0 pH

CMC / Expanded Uncertainty

0.024 pH

Range

6.86 pH

CMC / Expanded Uncertainty

0.04 pH

Range

7.0 pH

CMC / Expanded Uncertainty

0.042 pH

Range

9.18 pH

CMC / Expanded Uncertainty

0.054 pH

Range

10 pH

CMC / Expanded Uncertainty

0.059 pH

Evidence DetailsShow
Source Row 1
1.68 pH / 0.012 pH
Method
SK-WI-001 by comparison with certified values of certified reference materials.
Source Group
pH Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
1
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 2
2.00 pH / 0.015 pH
Method
SK-WI-001 by comparison with certified values of certified reference materials.
Source Group
pH Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
1
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 3
4.0 pH / 0.024 pH
Method
SK-WI-001 by comparison with certified values of certified reference materials.
Source Group
pH Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
1
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 4
6.86 pH / 0.04 pH
Method
SK-WI-001 by comparison with certified values of certified reference materials.
Source Group
pH Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
1
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 5
7.0 pH / 0.042 pH
Method
SK-WI-001 by comparison with certified values of certified reference materials.
Source Group
pH Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
1
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 6
9.18 pH / 0.054 pH
Method
SK-WI-001 by comparison with certified values of certified reference materials.
Source Group
pH Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
1
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 7
10 pH / 0.059 pH
Method
SK-WI-001 by comparison with certified values of certified reference materials.
Source Group
pH Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
1
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment

Parameter / Equipment

Conductivity Meter

Type / Subtype
General
Accreditation program
ANAB AC-3279
Service Location
On-site available

8 Range Rows

Range

5 µS/cm

CMC / Expanded Uncertainty

0.051 µS/cm

Range

10 µS/cm

CMC / Expanded Uncertainty

0.34 µS/cm

Range

84 µS/cm

CMC / Expanded Uncertainty

0.84 µS/cm

Range

1413 µS/cm

CMC / Expanded Uncertainty

14 µS/cm

Range

5 mS/cm

CMC / Expanded Uncertainty

0.049 mS/cm

Range

12.88 mS/cm

CMC / Expanded Uncertainty

0.13 mS/cm

Range

50 mS/cm

CMC / Expanded Uncertainty

0.49 mS/cm

Range

111 mS/cm

CMC / Expanded Uncertainty

1.1 mS/cm

Evidence DetailsShow
Source Row 1
5 µS/cm / 0.051 µS/cm
Method
SK-WI-003 by comparison with certified values of certified reference materials.
Source Group
Conductivity Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
1
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 2
10 µS/cm / 0.34 µS/cm
Method
SK-WI-003 by comparison with certified values of certified reference materials.
Source Group
Conductivity Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
1
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 3
84 µS/cm / 0.84 µS/cm
Method
SK-WI-003 by comparison with certified values of certified reference materials.
Source Group
Conductivity Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
1
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 4
1413 µS/cm / 14 µS/cm
Method
SK-WI-003 by comparison with certified values of certified reference materials.
Source Group
Conductivity Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
1
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 5
5 mS/cm / 0.049 mS/cm
Method
SK-WI-003 by comparison with certified values of certified reference materials.
Source Group
Conductivity Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
1
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 6
12.88 mS/cm / 0.13 mS/cm
Method
SK-WI-003 by comparison with certified values of certified reference materials.
Source Group
Conductivity Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
1
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 7
50 mS/cm / 0.49 mS/cm
Method
SK-WI-003 by comparison with certified values of certified reference materials.
Source Group
Conductivity Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
1
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 8
111 mS/cm / 1.1 mS/cm
Method
SK-WI-003 by comparison with certified values of certified reference materials.
Source Group
Conductivity Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
1
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment

Parameter / Equipment

TDS Meter

Type / Subtype
General
Accreditation program
ANAB AC-3279
Service Location
On-site available

6 Range Rows

Range

10 mg/L

CMC / Expanded Uncertainty

0.3 mg/L

Range

50 mg/L

CMC / Expanded Uncertainty

0.4 mg/L

Range

100 mg/L

CMC / Expanded Uncertainty

0.8 mg/L

Range

500 mg/L

CMC / Expanded Uncertainty

4.1 mg/L

Range

1 000 mg/L

CMC / Expanded Uncertainty

7.9 mg/L

Range

1 500 mg/L

CMC / Expanded Uncertainty

12 mg/L

Evidence DetailsShow
Source Row 1
10 mg/L / 0.3 mg/L
Method
SK-WI-004 by comparison with certified values of certified reference materials.
Source Group
TDS Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
2
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 2
50 mg/L / 0.4 mg/L
Method
SK-WI-004 by comparison with certified values of certified reference materials.
Source Group
TDS Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
2
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 3
100 mg/L / 0.8 mg/L
Method
SK-WI-004 by comparison with certified values of certified reference materials.
Source Group
TDS Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
2
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 4
500 mg/L / 4.1 mg/L
Method
SK-WI-004 by comparison with certified values of certified reference materials.
Source Group
TDS Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
2
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 5
1 000 mg/L / 7.9 mg/L
Method
SK-WI-004 by comparison with certified values of certified reference materials.
Source Group
TDS Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
2
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment
Source Row 6
1 500 mg/L / 12 mg/L
Method
SK-WI-004 by comparison with certified values of certified reference materials.
Source Group
TDS Meter (~25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
2
Medium / Condition
~25 °C
Service Location
On-site available
Reference Equipment

Parameter / Equipment

Turbidity Meter

Type / Subtype
General
Accreditation program
ANAB AC-3279
Service Location
On-site available

10 Range Rows

Range

1 NTU

CMC / Expanded Uncertainty

0.02 NTU

Range

10 NTU

CMC / Expanded Uncertainty

0.13 NTU

Range

20 NTU

CMC / Expanded Uncertainty

0.18 NTU

Range

50 NTU

CMC / Expanded Uncertainty

0.37 NTU

Range

100 NTU

CMC / Expanded Uncertainty

1.2 NTU

Range

500 NTU

CMC / Expanded Uncertainty

4.3 NTU

Range

800 NTU

CMC / Expanded Uncertainty

6.9 NTU

Range

1 000 NTU

CMC / Expanded Uncertainty

8.4 NTU

Range

2 000 NTU

CMC / Expanded Uncertainty

19 NTU

Range

4 000 NTU

CMC / Expanded Uncertainty

42 NTU

Evidence DetailsShow
Source Row 1
1 NTU / 0.02 NTU
Method
SK-WI-005 by comparison with certified values of certified reference materials.
Source Group
Turbidity Meter (20 to 25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
2
Medium / Condition
20 °C to 25 °C
Service Location
On-site available
Reference Equipment
Source Row 2
10 NTU / 0.13 NTU
Method
SK-WI-005 by comparison with certified values of certified reference materials.
Source Group
Turbidity Meter (20 to 25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
2
Medium / Condition
20 °C to 25 °C
Service Location
On-site available
Reference Equipment
Source Row 3
20 NTU / 0.18 NTU
Method
SK-WI-005 by comparison with certified values of certified reference materials.
Source Group
Turbidity Meter (20 to 25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
2
Medium / Condition
20 °C to 25 °C
Service Location
On-site available
Reference Equipment
Source Row 4
50 NTU / 0.37 NTU
Method
SK-WI-005 by comparison with certified values of certified reference materials.
Source Group
Turbidity Meter (20 to 25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
2
Medium / Condition
20 °C to 25 °C
Service Location
On-site available
Reference Equipment
Source Row 5
100 NTU / 1.2 NTU
Method
SK-WI-005 by comparison with certified values of certified reference materials.
Source Group
Turbidity Meter (20 to 25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
2
Medium / Condition
20 °C to 25 °C
Service Location
On-site available
Reference Equipment
Source Row 6
500 NTU / 4.3 NTU
Method
SK-WI-005 by comparison with certified values of certified reference materials.
Source Group
Turbidity Meter (20 to 25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
2
Medium / Condition
20 °C to 25 °C
Service Location
On-site available
Reference Equipment
Source Row 7
800 NTU / 6.9 NTU
Method
SK-WI-005 by comparison with certified values of certified reference materials.
Source Group
Turbidity Meter (20 to 25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
2
Medium / Condition
20 °C to 25 °C
Service Location
On-site available
Reference Equipment
Source Row 8
1 000 NTU / 8.4 NTU
Method
SK-WI-005 by comparison with certified values of certified reference materials.
Source Group
Turbidity Meter (20 to 25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
2
Medium / Condition
20 °C to 25 °C
Service Location
On-site available
Reference Equipment
Source Row 9
2 000 NTU / 19 NTU
Method
SK-WI-005 by comparison with certified values of certified reference materials.
Source Group
Turbidity Meter (20 to 25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
2
Medium / Condition
20 °C to 25 °C
Service Location
On-site available
Reference Equipment
Source Row 10
4 000 NTU / 42 NTU
Method
SK-WI-005 by comparison with certified values of certified reference materials.
Source Group
Turbidity Meter (20 to 25 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
2
Medium / Condition
20 °C to 25 °C
Service Location
On-site available
Reference Equipment
Official SectionMass and Mass RelatedShow 9 Evidence Rows

Parameter / Equipment

Rotational Viscometer — Dynamic Viscosity

Type / Subtype
General
Accreditation program
ANAB AC-3279
Service Location
On-site available

9 Range Rows

Range

20 mPa·s (cP)

CMC / Expanded Uncertainty

0.43 % of reading

Range

56 mPa·s (cP)

CMC / Expanded Uncertainty

0.5 % of reading

Range

104 mPa·s (cP)

CMC / Expanded Uncertainty

0.58 % of reading

Range

480 mPa·s (cP)

CMC / Expanded Uncertainty

0.59 % of reading

Range

1 100 mPa·s (cP)

CMC / Expanded Uncertainty

0.7 % of reading

Range

6 000 mPa·s (cP)

CMC / Expanded Uncertainty

0.87 % of reading

Range

16 000 mPa·s (cP)

CMC / Expanded Uncertainty

0.74 % of reading

Range

57 000 mPa·s (cP)

CMC / Expanded Uncertainty

0.72 % of reading

Range

71 000 mPa·s (cP)

CMC / Expanded Uncertainty

0.7 % of reading

Evidence DetailsShow
Source Row 1
20 mPa·s (cP) / 0.43 % of reading
Method
SK-WI-030 by comparison with certified values of certified reference materials.
Source Group
Rotational Viscometer - Dynamic Viscosity (25 to 40 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
7
Medium / Condition
25 °C to 40 °C
Service Location
On-site available
Reference Equipment
Source Row 2
56 mPa·s (cP) / 0.5 % of reading
Method
SK-WI-030 by comparison with certified values of certified reference materials.
Source Group
Rotational Viscometer - Dynamic Viscosity (25 to 40 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
7
Medium / Condition
25 °C to 40 °C
Service Location
On-site available
Reference Equipment
Source Row 3
104 mPa·s (cP) / 0.58 % of reading
Method
SK-WI-030 by comparison with certified values of certified reference materials.
Source Group
Rotational Viscometer - Dynamic Viscosity (25 to 40 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
7
Medium / Condition
25 °C to 40 °C
Service Location
On-site available
Reference Equipment
Source Row 4
480 mPa·s (cP) / 0.59 % of reading
Method
SK-WI-030 by comparison with certified values of certified reference materials.
Source Group
Rotational Viscometer - Dynamic Viscosity (25 to 40 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
7
Medium / Condition
25 °C to 40 °C
Service Location
On-site available
Reference Equipment
Source Row 5
1 100 mPa·s (cP) / 0.7 % of reading
Method
SK-WI-030 by comparison with certified values of certified reference materials.
Source Group
Rotational Viscometer - Dynamic Viscosity (25 to 40 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
7
Medium / Condition
25 °C to 40 °C
Service Location
On-site available
Reference Equipment
Source Row 6
6 000 mPa·s (cP) / 0.87 % of reading
Method
SK-WI-030 by comparison with certified values of certified reference materials.
Source Group
Rotational Viscometer - Dynamic Viscosity (25 to 40 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
7
Medium / Condition
25 °C to 40 °C
Service Location
On-site available
Reference Equipment
Source Row 7
16 000 mPa·s (cP) / 0.74 % of reading
Method
SK-WI-030 by comparison with certified values of certified reference materials.
Source Group
Rotational Viscometer - Dynamic Viscosity (25 to 40 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
7
Medium / Condition
25 °C to 40 °C
Service Location
On-site available
Reference Equipment
Source Row 8
57 000 mPa·s (cP) / 0.72 % of reading
Method
SK-WI-030 by comparison with certified values of certified reference materials.
Source Group
Rotational Viscometer - Dynamic Viscosity (25 to 40 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
7
Medium / Condition
25 °C to 40 °C
Service Location
On-site available
Reference Equipment
Source Row 9
71 000 mPa·s (cP) / 0.7 % of reading
Method
SK-WI-030 by comparison with certified values of certified reference materials.
Source Group
Rotational Viscometer - Dynamic Viscosity (25 to 40 °C)
Source Document
ANAB AC-3279 scope version 004, last updated 26 January 2026
Source Page
7
Medium / Condition
25 °C to 40 °C
Service Location
On-site available
Reference Equipment

On-site calibration is available for this parameter. Actual on-site measurement uncertainty may be greater than the CMC shown in the accredited scope.

Calibration Process

From quotation request to delivery

01

Request

02

Quotation

03

Receive Instrument

04

Calibration

05

Quality Review

06

Certificate

07

Delivery

FAQ

Calibration Questions

Which chemical instruments can SK calibrate?+

Typical instruments include pH Meter, Refractometer, Conductivity Meter, TDS Meter, Turbidity Meter, Rotational Viscometer, depending on range, method and applicable scope.

Is chemical calibration accredited?+

TISI 0261 and ANAB AC-3279 accreditation applies where the instrument family, range and method are included in the current official accredited scope.

Where can I check the exact measurement range and CMC?+

Exact ranges, calibration points and CMC values should be confirmed against the latest official accredited scope documents and reviewed against the specific instrument details.

What information is required for a quotation?+

Please provide the instrument type, brand, model, measurement range, required calibration points, quantity, service location and required completion date.

Official Accreditation

Verified governing documents

These official accreditation documents define the verified calibration capability for this service.

Status

Active

Accreditation Programs

TISI 0261

TISI 0261

Actions

ANAB AC-3279

ANAB AC-3279

Actions

Ready to calibrate?

Request a chemical quotation

Send us your instrument information and required schedule. Our team will review the applicable capability and prepare a quotation.

Request Quotation