Product Description
1. Formula: C
4H
2O
3
2. MW: 98.058
3. Relative density: 1.480
4. C
AS NO.:108-31-6
5. EINECS No.: 203-571-6
6. Executive Standard: GB/T 3676-2008
7. Appearance: White or pale yellow solid or flake crystal.
8.Usage:Mainly used in unsaturated polyester resin(UPR), alkyd resin, paint��pesticides, paper treating agent, pharmaceuticals, etc. It is raw material of butanedioic acid.
9. Package: 25kg in one PP/Kraft bag or as required.
10. Specification
Item
|
Index
|
Superior Grade
|
Qualified
|
Main content(C4H2O3),%
|
99.5min
|
99.0
|
Hazen(Pt-Co)
|
25max
|
50max
|
Freezing point, centigrade
|
52.5min
|
52.0min
|
Ignition residue,%
|
0.005max
|
Fe, ug/g
|
3max
|
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|
Product Image
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