POTASSIUM ACETATE

1、Chemical Name: Potassium Acetate

2、Molecular Formula: C₂H₃KO₂

3、Molecular Weight: 98.144

4、CAS: 127-08-2

5、Character: It is a white crystalline powder, has an alkali taste, easy delixing. Relative density 1.57g/cm³, melting point 292℃, soluble in water, soluble in methanol, ethanol, liquid ammonia. Insoluble in ether and acetone. The solution is alkaline to litmus, but not to phenolphthalein. Low toxic. Combustible.

6、Usage: It is used as buffering agent, neutralizer, preservative and color fixative to protect natural colos of animals and plants.

Specification	FAO/WHO,1992	JECFA E261
Content(On dry basis),w/% ≥	99.0	99.0
Loss on drying(150℃,2h), w/% ≤	8.0	8.0
Alkalinity	Passes test	————
Arsenic(As),mg/kg ≤	3.0	3.0
Lead(Pb),mg/kg ≤	10.0	2.0
Mercury(as Hg),mg/kg ≤	————	1.0
Test for sodium	Passes test	————
Heavy metal(as Pb),mg/kg ≤	20.0	————
pH(5% Solution)	7.5-9.0	7.5-9.0
Formic acid, formates and other oxidizable substances (in formic acid), w/% ≤	————	0.1

7、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.

8、Storage and Transport: It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.