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 |

|