Caprolactam
Caprolactam tablets marketed by us are pre-products used for chemical synthesis and for producing homo- and copolymers.
| Product |
Acceptance value |
Measuring unit |
Method |
| Solidification point |
min. 69 |
˚C |
ISO 7060 |
| Water content |
max. 0,04 |
% m/m |
ISO 760 |
| Content of volatile bases |
max. 0,4 |
meq/kg |
ISO 8661 |
| Content of free bases |
max. 0,05 |
meq/kg |
Acidimetric titration |
| Content of free acids |
max. 0,05 |
meq/kg |
Acidimetric titration |
| Colour number of aqueous solution |
max. 3 |
50% m/m (APHA) |
ISO 8112 |
| Permanganate index |
max. 4 |
|
ISO 8660 |
| Absorbance at 290nm |
max. 0,05 |
|
ISO 7059 |
| Iron content |
max. 0,5 |
mg/kg |
AES |
| Ash content |
max. 4 |
mg/kg |
Gravimetric |
| Water insoluble material |
max. 4 |
mg/kg |
Gravimetric |

|