Acid Black 2 CAS No.:8005-03-6
Dyeing and Pigments 2025-03-02
Chemical Name: Acid Black 2
Type: Acid dye (sodium salts of sulfonated melanin derivatives)
CAS No.: 8005-03-6
Appearance: Black crystalline powder
Quality Specifications
| Parameter | Specification |
|---|---|
| Shade | Similar to standard |
| Strength | 100% ±3% (vs. standard) |
| Solubility (Water) | ≥98.5% |
| Moisture Content | ≤5% (typical) |
Applications
- Textile Dyeing:
- Wool, silk, and leather (often with chromium mordant)
- Industrial Uses:
- Paper, wood products, soap, and anodized aluminum coloring
- Biological Staining:
- Central nervous tissue, pancreatic tissue, and cell spores
- Specialty Applications:
- Color lakes for inks and printing
Packaging & Shipping
- Standard: 25 kg/bag (moisture-proof multi-layer packaging)
- Custom: Bulk quantities available
Storage & Handling
- Conditions:
- Store in a cool, dry, ventilated area (<30°C)
- Relative humidity: <65%
- Protection:
- Light-sensitive – protect from direct sunlight
- Incompatibilities: Strong oxidizers
Safety & Compliance
- GHS Hazard Statements:
- H315/H319: Causes skin/eye irritation
- H335: May cause respiratory irritation (dust)
- Recommended PPE:
- Nitrile gloves, dust mask, and safety goggles
Disclaimer:
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