Trypan Blue Cas: 72-57-1 Dark greenish-brown to black powder
| Catalog Number | XD90543 |
| Product Name | Trypan Blue |
|
CAS |
72-57-1 |
|
Molecular Formula |
C34H24N6O14S4Na4 |
|
Molecular Weight |
960.80 |
| Storage Details | Ambient |
| Harmonized Tariff Code | 321290000 |
Product Specification
|
Appearance |
Dark greenish-brown to black powder |
|
Assay |
99% |
|
Loss on Drying |
<10% |
|
Dye Content |
>80% |
|
Identification (IR) |
To conform to standard |
|
Absorptivity: (1%/1cm at λ max. 606.0nm) |
>800 |
|
Solubility (1mg/ml H2O) |
Clear to opaque dark blue solution |
It is mainly used for the dyeing of cellulose fibers such as cotton, hemp, viscose, etc. It can also be used for the dyeing of silk, nylon, viscose/cotton blended imitation, and also for paper, leather and biological dyeing.
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