The standard sample of the composition of chlorobenzene is designed to control the accuracy of measurement results, for calibration and calibration of measuring instruments.
Features:
CO is an individual substance - chlorobenzene of high purity, packaged in sealed glass ampoules. The volume of CO in an ampoule is at least 1.5 cm3.
The metrological characteristics of the CO correspond to the description of the approved type GSO 7142-95, and also correspond to ISO 0039-1998. Metrological status: certified standard sample (CRM) in accordance with GOST ISO Guide 30-2019.
Technical specifications:
- The permissible range of the mass fraction of the basic substance is 99.30–99.98 % ;
- The limits of the permissible values of the relative error, at P = 0.95, is ± 0.20%.
The shelf life of CO copies is 3 years.
Transport data/dimensions/weight:
Glass ampoules of 3 cm3, 5 ampoules are placed in a cardboard box.
Basic equipment:
- Standard sample;
- Passport.