GB/T 38271-2019
ActivePlastics—Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I)—Gas chromatography
塑料 聚苯乙烯(PS)和抗冲击聚苯乙烯（PS-I）中残留苯乙烯单体含量的测定 气相色谱法
Application Summary AI generated
This standard specifies a gas chromatography method for quantifying residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) materials. It is applied in quality control and safety testing within the plastics manufacturing industry, particularly for food contact materials, packaging, and consumer goods where residual monomer levels must be monitored to meet regulatory limits.
Related Standards
GB/T 7141-2008
Plastics—Methods of heat aging
GB/T 9350-2003
Plastics--Homopolymer andcopolymer resins of vinyl chloride--Determination of pH of aqueous extract
GB/T 19275-2003
Evaluation of the potential biodegradability and disintegration of plastic materials by the action of the specific microorganisms
GB/T 19276.1-2003
Determination of the ultimate aerobic biodegradability of plastic materials in an aqueous medium--Method by measuring the oxygen demand in a closed respirometer
GB/T 19276.2-2003
Determination of the ultimate aerobic biodegradability of plastic materials in an aqueous medium--Method by analysis of evolved carbon dioxide
GB/T 12004.4-2003
Polyvinyl chloride paste--Determination of apparent viscosity by the Brookfield test method
GB/T 12000-2003
Determination of the effects of exposure to damp heat，water spray and salt mist for plastics
GB/T 17931-2003
Poly(ethylene terephthalate)(PET)resin for bottles
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.