GOST 33647-2015

Natural gas. Determination of composition with defined uncertainty by gas chromatography method. Part 6. Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns

Propolis. Method for the determination of polyphenols

Informational ensuring of equipment and operational activity. Language of operation activity. General principles of application

Cigarettes. Determination of total and nicotine-free dry particulate matter using a routine analytical smoking machine

Semiconductor UHF mixer diodes. Measurement methods of standard overall noise figure

Products perfumery and cosmetic. Oral hygiene products. Determination of fluoride concentration in aqueous solutions using a fluoride-selective electrode