Sodium acetate

CAS No.: Anhydrous:127-09-4; Trihydrate: 6131-90-4
HS Code: 2915291000
Grade: Anhydrous/ trihydrate sodium acetate
Density 1.45
Boiling point 117.1ºC at 760 mmHg
Melting point 324 °C
Molecular formula C2H3NaO2
Molecular weight 82.034
Flash point >250 °C
Accurate mass 82.003075
PSA 40.13000
Appearance White powder

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Introduction:

Sodium acetate anhydrous occurs as colorless, transparent crystals or as a granular, crystalline or white powder. The anhydrous form is hydrous from dissolves in about 2ml water.

Trihydrate: It is colorless transparent crystal or white crystalline powder. Relative density is 1.45. In warm and dry air, it'll easily get weathered. 1g sample could be dissolved in about 0.8mL water or 19mL ethanol.

 

Specification for anhydrous:

Item

Standard

Result

Free acetic acid (As Dry Basis) %

39.0~41.0

Confirmed

NaOAc (As dry Basis) %

58.0~60.0

Confirmed

PH Value

4.5~5.0

Confirmed

Moisture, w/%

≤2.0

Confirmed

Oxidizable Substances

0.2

Confirmed

Lead (Pb),mg/kg

≤2

Confirmed


Packing: 

25kg bag, 23 tons/20FCL


Application:

Anhyrous:

Used in medicine, printing and dyeing and organic synthesis

It is used as a mordant and buffer and is also used in the dye and pharmaceutical industries

Used as a common analytical reagent, mordant, buffer, and can also be used in dye synthesis and film development

It is used as esterification agent for organic synthesis, photographic medicine, printing and dyeing mordant, buffer, chemical reagent, meat anticorrosion, pigment, tanning leather and many other aspects. It can be used to produce various chemical products, such as furan acrylic acid, acetate and chloroacetic acid. As a buffer for seasonings, the product can alleviate undesirable odor and prevent discoloration, and has a certain anti-mildew effect. Can also be used as seasoning sauce, sauerkraut, mayonnaise, fish cake, sausage, bread, sticky cake and other sour agent. Mixed with methyl cellulose, phosphate, etc., it is used to improve the preservation of sausage, bread, sticky cake, etc.

Trihydrate:

Used in printing and dyeing, pharmaceutical, photography, electroplating, etc., also used as esterification agent, preservative and so on

Metal complexing agent, acetylation reagent, buffer preparation, organic synthesis. A mordant.


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