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Technical Data Sheet Solvent Black 3
Compound Information
Product Name:
Solvent Black 3
CAS No.:
4197-25-5
Molecular Formula:
C29H24N6
Molecular Weight:
456.54
Revision Date:
2026-04-15
Analytical Information
| Tests | Specifications |
|---|---|
| Description | Black powder |
| Grade | LR grade |
| Dye content | (Min.) 60.0% |
| Absorption maxima (in 95% ethanol) | 596 - 605nm |
| Absorptivity A1%/1cm in 95% ethanol at ? max | Min. 350 |
| Abs. ratio (A ? max – 15 nm/ A ? max + 15 nm) | 0.98 – 1.02 |
| Loss on drying (50°C/0.05mm Hg) | <5.0% |
| Suitability for microbiology | Passes test |
| MS | Pass test |
| IR | Pass test |
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