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2,2-bis(hydroxymethyl)propionic acid,DMPA
Specification:
Appearance | Odorless White crystal |
|
Fe | 5 ppm max |
|
Na | 30 ppm max |
|
K, P, SO42- | 10 ppm max |
|
Silicon | 1 ppm max |
|
Hydroxyl value(mg KOH/g) | 810-860 |
|
Residue aldehyde | 0.01% |
|
Residue on ignition | 0.03% |
|
Moisture | 0.2% max |
|
Assay | 99.0% min |
|
Application:
PU resin
epoxy resin
water soluble alkyd resin
polyester resin
2,2-dimethylolpropionic acid,DMPA