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|Minimum Order
Place of Origin:
China
Price for Minimum Order:
-
Minimum Order Quantity:
5 Ton
Packaging Detail:
20 MTS in 20 FCL
Delivery Time:
15 days
Supplying Ability:
1000 Ton per Month
Payment Type:
T/T, L/C, Western Union
Contact Person Ms. Ivy
hepingwest road, Shijiazhuang, Hebei
Specification:
|
DESCRIPTION
|
White, odorless
granules or crystalline powder. It is soluble in alcohol, slightly
soluble in water and in ether, and very slightly soluble in
chloroform
|
|
|
Chemical
Name
|
Trans-butenedioic
acid
|
|
|
Molecular
Formula
|
C4H4O4
|
|
|
Structural
Formula
|
||
|
Molecular
Weight
|
**6.*7
|
|
|
Solubility
|
(g/**0g)
|
|
|
in water at
*5
|
0.7
|
|
|
in water at
**0
|
9.8
|
|
|
in alcohol at
*0
|
5.*6
|
|
|
in dimethyl benzene at
*0
|
0.*3
|
|
|
SPECIFICATION
(FCCIV, ***6) |
Assay(as
C4H4O4)
|
*9.5%~**0.5%(anhydrous
basis)
|
|
Melting
Point
|
**4oC~**0oC
|
|
|
Arsenic(as
As)
|
3mg/kg
Max
|
|
|
Heavy Metals(as
Pb)
|
*0mg/kg
Max
|
|
|
Maleic
Acid
|
0.*0%
Max
|
|
|
Residue on
Ignition
|
0.1%
Max
|
|
|
Water
|
0.5%
Max
|
|
Application:
1.Trans-butenedioic acid has
bacteriostatic and antiseptic function. It can be used as
acidulant, acidity regulator, acidifier, thermal-oxidative resist
auxiliary, curing accelerant and spice.
2.Widly used in producing various
carbonic acid drink, wine, concentrated solid drink, ice cream and
other cold foods and drink.
3.It can replace malic acid, citric
acid, for its acidity degree is 1.5 times of that of citric acid.
Fumaric acid can be used as pharmaceutical intermediate and optical
bleaching agent,
4.also used in manufacturing
unsaturated polyester resin.
5.This product is mainly used as raw
materials to produce polyester resin and alkyd, or to produce
bonding agent when polymerized with vinyl acetate
6.It can also be used as acidulant
for medicine material, food and beverage
*5kg net in plastic woven bag lined with PE bag. *8
MT/*0\'FCL (with pallet) or *0MT/*0\'FCL (without
pallet).
