Buffer Agent Sodium Acetate Anhy

Chemical name:Sodium AcetateMolecular formula:C2H3NaO2; C2H3NaO2·3H2OMolecular weight:Anhydride:82.03; Trihydrate:136.08CAS NO:Anhydride:6131-90-4; Trihydrate:127-09-4Character:It is white crystalline powder or block, odorless, slight bitter. Relative density is 1.582. Melting point is 324ºC. It has strong moisture absorption and highly dissolves in water.Usage:It is used as buffering agent, seasoning reagent, etc..Packaging:It is packed with polythene bag as inner layer and polywoven bag as the outer layer. The net weight of each bag is 25kg.Storage and Transport:It should be stored in a dry, clean and ventilative warehouse, and kept away from water and moisture during transport, unloaded with care as to avoid damage to bags. Be cautious to keep away from moisture and hot.Specification2011-19Content (As Dry Basis), w/% ≥98.5Test of Free Acid and Free Alkalipassed testingHeavy metals(As Pb),mg/kg ≤10Arsenic ,mg/kg ≤3Loss on Drying, w/%no water ≤2.0crystal product36.0-42.0