Haematoxylin stain certified 5GM | |||
10731SG005 | 924092519BX | ||
For Microscopy | 9240925 | ||
517-28-2 | 101198 | ||
C16H14O6.nH2O | February 2024 | ||
302.29 | January 2029 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | Pale being powder. | Pale being powder. |
2 | Solubility | Complies | Soluble in alcohol and acetonitrile. |
3 | Dye content | 86% | Min.85.0% |
4 | Absorption L max. | 291 nm | 290 nm - 292 nm (in acetonitrile) |
5 | Absorptivity at L max | 150 | 140 - 170 (on dry basis in acetonitrile) |
6 | Water | 5.3% | 5.0-6.0% |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |