SH/T 1840-2023 Determination of the content of polycyclic aromatic hydrocarbons in oil-extended styrene-butadiene rubber(SBR)— Gas chromatography-mass spectrum method (English Version)
2023SH/T 1840-2023 Determination of the content of polycyclic aromatic hydrocarbons in oil-extended styrene-butadiene rubber(SBR)— Gas chromatography-mass spectrum method