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Fumaric Acid |
| Product: |
Fumaric Acid |
| CAS NO.: |
110-17-8 |
| Molecular Formula: |
C4H4O4 |
| |
 |
| Molecular weight: |
116.07 |
Property:
|
White, odorless granules or crystalline powder. It
is soluble in alcohol, slightly soluble in water and in ether, and
very slightly soluble in chloroform. |
|
Usage:
|
Used as an acidulant, Fumaric acid has bacteriostatic
and antiseptic function. It also can be used as acidity regulator,
acidifier, thermal-oxidative resist auxiliary, curing accelerant and
spice. Used as acidic substance of effervescent agent, it can produce
extended and exquisite bubbles.
Fumaric acid can be used as pharmaceutical intermediate and optical
bleaching agent. In pharmaceutical industry, it is used to produce
alexipharmic sodium dimercaptosuccinate and ferrous fumarate. Fumaric
acid is also used in manufacturing unsaturated polyester resin. |
| Quality standard: |
FCCIV,1996 |
| Specifications: |
|
| Assay(as C4H4O4) |
99.5%¡«100.5%
(anhydrous basis) |
Melting Point
|
294¡æ¡«300¡æ |
| Arsenic(As) |
3mg/kg Max |
maleic acid
|
0.10% Max |
| Heavy Metals(as Pb ) |
10mg/kg Max |
| Residue on Ignition |
0.1% Max |
| Water |
0.5% Max |
| Solubility |
( g/100g ) |
| in water at 25¡æ |
0.7 |
| in water at 100¡æ |
9.8 |
| in alcohol at 30¡æ |
5.76 |
| in dimethyl benzene at 20¡æ |
0.03 |
|
| Package: |
25KG net in Plastic Woven Bag lined with PE bag, 18MT/20'FCL(with
pallet) or 20MT/20'FCL(without pallet). 600kg or 900kg net in plastic
bag, 18MT/20'FCL(on pallet). |
| Storage: |
Kept in a dry and cool place. |
|
