Primary Standard for Laboratories

Highest accuracy under an ISO 9001 quality system.

High accuracy Gravimetric Standard for laboratories and research

Produced gravimetrically on a highly sensitive, accurate analytical weighing device.

Highest accuracy possible

For non-reactive, stable
and inert components

According to strict rules and procedures as described in ISO norm 6142:

Highest purity components

Evaluation of component chemical interaction

Considering all potential error sources

OIML Class 2 mass pieces

Uncertainty calculation according to EAL-R2

Analytical QC validation protocol

Primary Standard Specifications in relative %

Traceability of a Certified Gas Standard

Slide to learn about Nippon Gases over time