TRIMETHYLOLPROPANE (TMPP)
CAS No. ： 77-99-6
HS：29054100
Structural formula： CH3CH2C(CH2OH)3
Molecular weight： 134. 17
Solubility ： It is easily soluble in water and acetone, soluble in carbon tetrachloride, chloroform and diethyl ether, insoluble in aliphatic hydrocarbon and aromatic hydrocarbon.
Boiling point： 295℃ in ordinary pressure
Specification：
| ITEM | FIRST CLASS |
| APPERRANCE | solid |
| Purity,w/% | ≥99.0 |
| Hydroxy,w/% | ≥37.5 |
| Moisture,w/% | ≤0.05 |
| Acidity( counted byHCOOH) ,w/% | ≤0.005 |
| Crystallization point/℃ | ≥57.0 |
| Ash ,w /% | ≤0 005 |
| COLOR | ≤20 |
Application：
TMP is an important fine chemical product. It is mainly used in alkyd resin, polyurethane, unsaturated polyester, polyester resin, coating and other areas. It can also be used to synthesis aero oil, plasticizer, surfactant, etc ，and can be used as heat stabilizer for textile assistant and PVC resins.
Package：
It is packed with lining plastic compound bag. The net weight is 25kg. Or net weight is 500 kg plastic woven bag.