|
Grade/ Specification
|
Reagent grade
|
Electronic grade
|
Common grade
|
Industrial grade
|
|
Purity(GC,wt%)
|
≥99.9
|
≥99.85
|
≥99.8
|
≥99.5
|
|
Moisture(K.F,wt%)
|
≤0.01
|
≤0.02
|
≤0.05
|
≤0.1
|
|
Color(Hazen)
|
≤10
|
≤10
|
≤20
|
≤30
|
|
Density(D420g/ml)
|
1.027~1.033
|
1.026~1.033
|
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|
PH value 10%
|
7~9
|
6~10
|
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|
Amine amount(ppm)
|
≤ 20
|
≤ 30
|
≤ 50
|
≤100
|