GOST 2706.2-1974 Benzene hydrocarbons and allied products. Chromatographic method of determination of main substance and impurities content in benzene, tolyene and xylene
GOST 9293-1974 Gaseous and liquid nitrogen. Specifications
GOST R ISO 5725-6-2002 Accuracy (trueness and precision) of measurement methods and results. Part 6. Use in practice of accuracy values*, 2024-04-19 Update
GOST 2706.2-1974 history
1974GOST 2706.2-1974 Benzene hydrocarbons and allied products. Chromatographic method of determination of main substance and impurities content in benzene, tolyene and xylene