Application:
Certification of measurement methods and control of accuracy of measurement results of the mass fraction of ash (ash content) in oil and petroleum products according to GOST 1461-75, GOST 28583-90 (ISO 6245-82), GOST 34193-2017, GOST ISO 6245-2016, ASTM D482-19.
Features:
The CO material is a solution of 2-ethylhexanoate zinc in a mixture of liquid hydrocarbons.
Technical characteristics:
- The range of certified values of CO - (0.05-0.2)% by weight.ash fractions (ash content);
- The limits of the relative error of the certified value of CO, at P = 0.95, comp. ± 4.0%.
- Relative extended uncertainty at coverage coefficient 2, comp. 4.0%
The shelf life of CO copies is 5 years.
Transport data/dimensions/weight:
40/125/250 cm3 glass bottle with screw cap.
Basic equipment:
- a bottle with a sample of 40 ml;
- label;
- passport.