GOST 14041-1991 Plastics. Determination of the tendency of compounds and products based on vinyl chloride homopolymers and copolymers to evolve hydrogen chloride and any other acidic products of elevated temperatures. Congo red method
1991GOST 14041-1991 Plastics. Determination of the tendency of compounds and products based on vinyl chloride homopolymers and copolymers to evolve hydrogen chloride and any other acidic products of elevated temperatures. Congo red method