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| Molecular
Formula: C6H11NO Molecular Weight: 113.16 Property: white flaky solid Uses: mainly used as raw material to produce polyamide fibres, plastic, synthetic leather and pharmaceutical. Specification: packed in bag, net weight: 25Kg/bag. Standard: GB13254-1991 Quality Index: |
|
Item
|
Index
|
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|
Excellent Grade
|
First Grade
|
Qualified Grade
|
|
| Chroma (50% aqueous solution, Pt-Co Method) ¡Ü |
3
|
5
|
10
|
| Crystallization Point, ¡ãC ¡Ý |
68.9
|
68.8
|
68.5
|
| Absorption Value of Potassium Permanganate, ¡Ü |
5
|
10
|
20
|
| Volatile Alkali, mmol/Kg ¡Ü |
0.4
|
0.8
|
1.5
|
| Absorbance (290mn wavelength) ¡Ü |
0.04
|
0.10
|
0.20
|
| Acidity, mmol/Kg ¡Ü |
0.10
|
0.20
|
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|
| Alkalinity, mmol/Kg ¡Ü |
0.10
|
0.20
|
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|
| Iron(Fe), 10-6 ¡Ü |
0.2
|
0.5
|
1.0
|
| Cyclohexanone Oxime, 10-6¡Ü |
20
|
20
|
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