product name:
Sodium Acetate Trihydrate
molecular formula：C2H3NaO2
formula weight：82.03
describe：White powder
Usage：Organic synthesis of Photographic esterification agent, As well as pharmaceutical, medical, printing and dyeing mordant, buffer, Chemical reagents, anti-corrosion meat, pigments, tanning,etc
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Sodium Acetate Trihydrate
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Reference standard : FCC 5
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Items
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Specifications
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Results of test
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Appearance
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White powder
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White powder
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Identification
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Conforms
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Conforms
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PH
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7.5~9.0
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8.5
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Loss on drying %
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36.0% --41.0%
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39.5%
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Lead %
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≤ 2 %
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< 2 %
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Alkalinity (as NaOH)
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≤ 0.05%
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< 0.05%
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Potassium Compounds
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Conforms
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Conforms
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Assay (C2H3NaO2) %
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99.0%-101.0%
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99.2%
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Items
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Specifications
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Results of test
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Appearance
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White Crystal
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White Crystal
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Identification
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Conforms
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Conforms
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PH
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7.5~9.2
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8.5
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Loss on drying %
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38.0% -- 41.0%
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40.0%
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Insoluble matter
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≤0.05%
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0.04%
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Chloride %
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≤0.035%
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0.002%
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Sulfate %
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≤0.005%
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0.003%
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Calcium & Magnesium
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Conforms
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Conforms
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Potassium
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Conforms
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Conforms
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Heavy metal %
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≤0.001%
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0.0008%
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Organic volatile impurities
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Meet the requirement
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Meet the requirement
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Assay (C2H3NaO2-3H2O)
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99.0%-101.0%
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99.1%
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