Propylene glycol mono methyl eter acetate （PMA）
CAS: 108-65-6
Molecular formula: CH3COOCH(CH3)CH2OCH3
Technical indexes:
|
Item
|
Propylene glycol monomethyl ether acetate （electronic grade）
|
|
|
Appearance
|
colorless transparent liquid
|
|
|
Assay≥%
|
99.80
|
|
|
Moisture≤%
|
0.05
|
|
|
Acidity(以HAC计)≤%
|
0.02
|
|
|
Chroma≤(Pt-Co)
|
10
|
|
|
Metal ion content
|
Na ≤ ppb
|
10
|
|
K ≤ ppb
|
10
|
|
|
Ca ≤ ppb
|
10
|
|
|
Mg ≤ ppb
|
10
|
|
|
Fe ≤ ppb
|
10
|
|
|
Cu ≤ ppb
|
10
|
|
|
Al ≤ ppb
|
10
|
|
Uses: mainly used as TFT-LCD photo-resistive thinner in liquid crystal display screen and photo-resist, photo-resistive remove liquid, peeling agent, IC cleaning agent, photo-resistive remove buffer, etching reagent and other chemicals. It also can be used as solvent in the production of electronic materials.
Packing: 200KGS/Drum
Storage: hazardous chemicals, kept in cool, dry and ventilating place.
| Back |