Erythorbic Acid

FCC IV

China

Formula: C6H8O6                                                    Mol. Wt: 176.13

Description: White or slightly yellow crystals or powder which darkens on exposure to air.

Solubility: Freely soluble in water; soluble in ethanol.

Functional use: Preservative; antioxidant.

Packing and storage: 25kg net in carton with inner PE bag

Analysis:
      Appearance White             crystalline powder

Identification

Positive

Assay (on dry matter)

99.0%~100.5%

Specific rotation

-16.5 ~ -18.0

PH value( 10% Solution )           

2.0-2.3

PH value( 1% Solution )           

2.5-2.7

Heavy metals(as Pb) 

10PPM Max

Loss on drying

0.4% Max

Residue on ignition

0.3% Max

Arsenic

3PPM Max

Lead

5PPM Max

Mesh Size

80-100 mesh



Copyright 2002 by ChinaChemSource (HK) Co.,LTD. All rights reserved