Certified Reference Materials

For use with glass capillary viscometers, automatic viscometers and other viscosity measuring equipment.

For use with glass capillary viscometers, automatic viscometers and other viscosity measuring equipment.

For use with glass capillary viscometers, automatic viscometers and other viscosity measuring equipment.

For use with glass capillary viscometers, automatic viscometers and other viscosity measuring equipment.

For use with glass capillary viscometers, automatic viscometers and other viscosity measuring equipment.

For use with glass capillary viscometers, automatic viscometers and other viscosity measuring equipment.

For use with glass capillary viscometers, automatic viscometers and other viscosity measuring equipment.

Blended salts standard for ASTM D3230 (Salt-in-Crude).

Calibration and verification kit for use with H2S Analyzer.

Gravimetric sulfur check standards in mineral oil.

Gravimetric sulfur check standards in crude oil.

Traceable verification material according to NIST SRM 2806a and 2806b.

Check standards designed for use with MCR testers (MCRT).

Water check standard for coulometric Karl Fischer titration instruments, with certificate, 0.01%.

Specifically manufactured for the verification of analytical instruments used to determine acid number by potentiometric titration.

Specifically manufactured for the verification of analytical instruments used to determine acid number by potentiometric titration.

Specifically manufactured for the verification of analytical instruments used to determine acid number by potentiometric titration.

Specifically manufactured for the verification of analytical instruments used to determine acid number by potentiometric titration.

Specifically manufactured for the verification of analytical instruments used to determine acid number by potentiometric titration.

Specifically manufactured for the verification of analytical instruments used to determine acid number by potentiometric titration.

Specifically manufactured for the verification of analytical instruments used to determine acid number by potentiometric titration.

Specifically manufactured for the verification of analytical instruments used to determine acid number by potentiometric titration.

Specifically manufactured for the verification of analytical instruments used to determine acid number by potentiometric titration.

Specifically manufactured for the verification of analytical instruments used to determine base number by potentiometric titration.