Zinc Acetate Dihydrate

Product Description Product details 1.Chemical Name:  Zinc Acetate dihydrate 2.Molecular Formula:  (CH3COOH)2Zn·2H2O 3.Molecular Weight:  219.499 4.CAS:  5970-45-6 5.EINECS:  209-170-2 6.Character: It is white crystal with pearl luster and taste of acetic acid, soluble in water and ethanol. It is easily soluble in water and its aqueous solution is weakly acidic with a pH value of about 5.6. 7.Usage: It is used as reagent for determination of sodium, hydrogen sulfide, protein, chromatographic analysis reagent, mordant, used in polyester industry; It is used as analytical reagent, chromatographic reagent and mordant; it is used as catalyst for vinyl acetate, polyvinyl alcohol production, dyeing mordant, medical convergence, wood preservative, porcelain glaze, etc. 8.Packing:  It is packed with polyethylene bag as inner layer and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg. 9.Storage and Transport:  It should be stored in a dry and ventilating warehouse, be cautious to keep away from moisture and hot, unloaded with care so as to avoid the damage. Furthermore, it should be stored separately from poisonous substances. Product Parameter  Test item Standard Assay((CH3COOH)2Zn·2H2O),w/%        98.0-102.0 pH value ( 5% water solution at 25℃)   6.0-7.0 Water insoluble substance,w/%       ≤ 0.05 Chloride(Cl),w/%           ≤ 0.01 Sulfates( as SO4),w/%       ≤ 0.01 Iron,w/% ≤ 0.0005 Arsenic (As),w/% ≤ 0.0003 Lead (Pb),w/% ≤ 0.005