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High Purity 99.5% 99.7% 99.9% Cosmetic/Food/Industrial Grade Glycerin Glycerol CAS 56-81-5, Find Details and Price about Refined Glycerin Factory Supply Glycerin from High Purity 99.5% 99.7% 99.9% Cosmetic/Food/Industrial Grade Glycerin Glycerol CAS 56-81-5 - Hebei Cengchi International Trade Co., Ltd.