 Succinic acid
Another name: Asuccin; Bernsteinsaure; 1.4-Butanedioic acid; Ethylene succinic acid; Ethylene dicarboxylic acid
CAS: 110-56-6
Molecular formula: C3H4(COOH)2
Structure formula:
Molecular weight: 118.09
Appearance:White crystal. mp185 °C; bp235 °C(decomposed into anhydride); density: 1.572; soluble in water, slightly soluble in ethanol. Used in the preparation of heterocyclic compounds
Parameter of product:
Item |
Standardd |
Extra grade |
Pharmaceutial/food grade |
Industrial grade |
Appearance |
Colorless or white crystallization powder
|
Colorless or white crystallization powder
|
Colorless or white crystallization powder
|
Purity(%) ≥ |
99.6 |
99.5 |
99.0 |
Melting point(°C) |
185.0-190.0 |
185.0-190.0 |
183.0-185.0 |
Heavy metal (Pb2-) (%) ≤ |
0.0005 |
0.001 |
0.002 |
Sulphate(SO42-) (%) ≤ |
0.018 |
0.02 |
0.04 |
Iron content(Fe2+) (%) ≤ |
0.0005 |
0.0005 |
0.002 |
Chloride(Cl-) (%) ≤ |
0.005 |
0.005 |
0.007 |
Fumaric acid(%) ≤ |
0.1 |
0.1 |
1.0 |
Residue on ignition ≤ |
0.025 |
0.1 |
0.1 |
|
0.0002 |
0.0002 |
0.0002 |
Insol. in water (%) ≤ |
0.01 |
0.01 |
0.01 |
Appearance of aqueous solution |
colorless transparent |
colorless transparent |
colorless transparent |
Application:
Used in the production of dyes, alkyd、glass fiber reinforced plastic、ion exchange resin and pesticides; in the synthesis of narcotic, prophylactic etc.; also used in edible spice and analytic agents.
Package and storage: Packed in woven bag lined with plastic film, net wt. 25kg/bag.
Note: Irritant to skin,eye and respiratory system.
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