 Maleic
Anhydride |
Molecular
Formula:C4H2O3
 Molecular
Weight: 98.02
Property: It
is white grain or piece substance with pungent ordor. In
open air it easily becomes. Into meleic acid which is
rather corrosive. It dissolve in acetone, erher,ethyl
acelate, etc.
Usage: It used in
production of unsaturated polyester resin. It also is
used in coating, pharmaceutics, agricultural,
surfactant, additive of plastics, etc. It is main
material of binary acid with four carbons,
1,4-butanediol r-butyrolactone, tetrahydrofuran.
| Quality standard: |
GB3676-92 |
| |
ASTMD3504-96 |
Quality
parameter:
| Item |
parameter |
High-class |
first class |
|
99.5 |
99.0 |
| Melting chromaticity |
≥ (Pt.Co.) |
|
52.4 |
52.0 |
|
0.005 |
0.005 |
|
5 |
- |
Note: It is judge famous brand of jiang su province in
1996-2001.
Package: with plastical
woven, lined with PE bag,25kg per
bag.
Storage: Kept in a well-closed,
dry cool place. |
|
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