Sorbic Acid

SORBIC ACID and POTASSIUM SORBATE
Sorbic acid and potassium Sorbate are widely used food additives with high efficiancy The products are widely used in food and pharmaceutical industry, rubber, paper, feed, paint, cosmetics and tobacco industry. The products conforms to national standard and FCCIV and are exported to over 30 countries as Europe and U.S.
      POTASSIUM SORBATE
Assay : 98.0%-101.0% ( C6H7KO2, as dry basis )
Acidity : passes test ( about 1% )
( as Sorbic Acid )
Alkalinity: passes test ( around 1%)
( as K2CO3 )
Heavy Metals : 0.001% max
(as Pb)
Loss on Drying :1.0% max
Appearance  : white granular or powder, odorless
        SORBIC ACID
Assay       : 98.5% min
Melting point : 132-135℃
Sulfate SO4 : 0.1% max
The burned residues : 0.1% max
Heavy metal : 0.001% max 
As : 0.0002% max