Nigrosin water soluble
SIAL/N4754 - For use as a biological stain
Synonym: Acid black 2
CAS Number: 8005-03-6
MDL Number: MFCD00044681
Product Type: Chemical
| εmax | ~250 at 575 nm in 50% ethanol |
| application(s) | diagnostic assay manufacturing hematology histology |
| form | powder |
| Quality Level | 200  |
| solubility | water: 1 mg/mL, turbid |
| storage temp. | room temp |
| Application: | Nigrosin has the following applications:• to stain live sperm • as a viable cell staining agent especially in stem cell biology • as a negative stain in place of India ink for spirochetes, bacteria, protozoa, and fungi • in Dorner′s spore stain. |
| General description: | Nigrosin is an acidic dye used as a negative stain for visualization of the capsule in bacteriological material. |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Storage Temp. | room temp |
| Colour Index Number | 50420 |
| UNSPSC | 12171500 |