|
Molecular formula:CH3COONa
Molecular weight: 82.03
Character: Anhydrous sodium acetate, white powder. Specific gravity 1.528, melting point 324 ℃. It is easily deliquescent, soluble in water, slightly soluble in ethanol, and its aqueous solution shows alkali reaction.
Enterprise standard: Q / 140902zyh001-2020
Application:
• sewage treatment and carbon source dosing
• antifreeze, snow melting agent
• printing and dyeing, medicine, chemical reagent
• industrial catalysts, additives
• additives, corrosion protection and preservation
Index of industrial grade anhydrous sodium acetate
|
content（CH3COONa）%
|
98-99
|
|
Free base%
|
≤0.03
|
|
Water insoluble matter%
|
≤0.04
|
|
chloride（Cl）%
|
≤0.08
|
|
iron（Fe）%
|
≤0.006
|
Index of edible anhydrous sodium acetate
|
content（CH3COONa.3H20）%
|
99-101
|
|
Free base%
|
≤0.2
|
|
potassium（K）%
|
≤0.025
|
|
lead（Pb）%
|
≤0.001
|
|
arsenic（As）%
|
≤0.0003
|
|
Loss on drying%
|
≤2
|
Pharmaceutical grade anhydrous sodium acetate index
|
content（CH3COONa）%
|
≥99.0
|
|
ph(50g/125℃)(5%aqueous solution)
|
7.5-9.2
|
|
Clarity test
|
qualified
|
|
Water insoluble matter%
|
≤0.01
|
|
chloride（Cl）%
|
≤0.002
|
|
sulfate（S04）%
|
≤0.01
|
|
phosphate（PO4）%
|
≤0.001
|
|
magnesium(Mg)%
|
≤0.002
|
|
calcium(Ca)%
|
≤0.05
|
|
iron（Fe）%
|
≤0.0005
|
|
heavy metal（以 Pb）%
|
≤0.002
|
Index of reagent grade anhydrous sodium acetate
|
name
|
Superior pure
|
Analytical purity
|
Chemically pure
|
|
content（CH3COONa）%
|
≥99.0
|
≥99.0
|
≥98.5
|
|
ph(50g/125℃)(5%aqueous solution)
|
7.5-9.0
|
7.5-9.0
|
7.5-9.0
|
|
Clarity test
|
qualified
|
qualified
|
qualified
|
|
Water insoluble matter%
|
≤0.005
|
≤0.005
|
≤0.01
|
|
chloride（Cl）%
|
≤0.001
|
≤0.002
|
≤0.005
|
|
sulfate（S04）%
|
≤0.003
|
≤0.003
|
≤0.01
|
|
phosphate（PO4）%
|
≤0.0005
|
≤0.0005
|
≤0.001
|
|
magnesium(Mg)%
|
≤0.0005
|
≤0.0005
|
≤0.001
|
|
aluminium(Al)%
|
≤0.001
|
≤0.001
|
≤0.002
|
|
potassium(k)%
|
≤0.002
|
|
|
|
calcium(Ca)%
|
≤0.001
|
≤0.005
|
≤0.01
|
|
iron（Fe）%
|
≤0.0005
|
≤0.0005
|
≤0.001
|
|
heavy metal（以 Pb）%
|
≤0.001
|
≤0.001
|
≤0.002
|
|
