|
 |
 Caprolactam |
|
| |
|
| Molecular Formula: |
C6H11NO |
| Molecular Weight: |
113.16 |
| Standard: |
GB13254-1991 |
| Spec.: |
in bag, net wt. 25Kg/bag |
| AppearanceAppearance: white flaky solid |
| Spec.: |
|
Item |
Details |
Best quality |
First quality |
Qualifier |
Color 50% aqueous solution,
Pt-Co ≤ |
3 |
5 |
10 |
Crystallization point, °C ≥ |
68.9 |
68.8 |
68.5 |
Potassium permanganate absorption value ≤ |
5 |
10 |
20 |
Volatile alkali mmol/Kg ≤ |
0.4 |
0.8 |
1.5 |
290mn absorbency ≤ |
0.04 |
0.10 |
0.20 |
Acidity, mmol/Kg ≤ |
0.10 |
0.20 |
— |
Alkalinity, mmol/Kg ≤ |
0.10 |
0.20 |
— |
Iron(Fe) Assay, 10-6 ≤ |
0.2 |
0.5 |
1.0 |
cyclohexanone-oxime
Assay, 10-6 ≤ |
20 |
20 |
— |
|
| Use: |
| As raw material for nylon fibre, plastics, synthetic leathers and medicines. |
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