GOST 25163-1982 Surface-active substances. Method of determining of free polyethylene glycol and an active substance in nonionic surface-active substances
GOST 8981-1978 Acetic ether and n-butyl acetate technical. Specifications
GOST 25163-1982 history
1982GOST 25163-1982 Surface-active substances. Method of determining of free polyethylene glycol and an active substance in nonionic surface-active substances