|
Commodity
|
Propylene glycol methyl ether acetate(PMA)
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|
Items
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Specifications
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Results
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Test method
|
|
Density at 20C g/cm3
|
0.965-0.975
|
0.9675
|
GB/T4472
|
|
Distillation rangeC
|
143-149
|
145.2- 146.6
|
GB/T7534
|
|
Water, wt%
|
0.05 max
|
0.0264
|
GB/T6283
|
|
Acid number, ppm
|
200max
|
90ppm
|
HG/T3940
|
|
PMA content, wt%
|
99.5min
|
99.95
|
GB/T9722
|
|
2-Methoxy-1-propanol
acetate Content, wt%
|
0.4 max
|
0.02
|
GB/T 9722
|
|
Appearance
|
Transparent liquid, no visible impurities
|
Transparent liquid, no visible impurities
|
visual test
|
|
Coulor hazen
|
10max
|
5
|
GB/T3143
|
|
