Picramic acid CAS: 96-91-3
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Category：Dyeing and Pigments Own Brand：MT /MOQ:100KG /From China/ B2B only.
Introduction
Chemical Name: Picramic Acid
Synonyms: 2-Amino-4,6-dinitrophenol
CAS No.: 96-91-3
Molecular Formula: C₆H₅N₃O₅
Molecular Weight: 199.12 g/mol
Appearance: Dark red crystals (wet product) / Red to brown moist powder
Quality Specifications
| Parameter | Specification |
|---|---|
| Color | Matches standard |
| Moisture Content | 35.26% |
| Water-Insoluble Matter | ≤0.043% |
| Amino Value (Dry Basis) | ≥85.6% |
| Acid/Alkali Insolubles | ≤0.025% |
Applications
- Dye Intermediate:
- Production of azo dyes and sulfur dyes
- Analytical Chemistry:
- pH indicator (color change at pH 1.3–3.2)
- Specialty Chemicals:
- Corrosion inhibitor in metal treatment
Packaging Options
| Form | Packaging | Net Weight |
|---|---|---|
| Dry Product | HDPE drum with liner | 25 kg/drum |
| Wet Product | HDPE drum (moisture-sealed) | 39 kg/drum |
Storage & Handling
- Storage Conditions:
- Dry, ventilated warehouse (<25°C)
- Relative humidity: <60%
- Safety Precautions:
- Explosive risk – keep away from heat/open flames
- Incompatibilities: Strong oxidizers, heavy metals
Safety Information
| Property | Value/Classification |
|---|---|
| GHS Classification | H201: Explosive; H311+H331: Toxic |
| Flash Point | Non-flammable (but explosive) |
| Recommended PPE | Explosion-proof equipment, chemical gloves |
Disclaimer:
The above content is for reference and communication only among industry insiders, and does not guarantee its accuracy or completeness. According to relevant laws and regulations and the regulations of this website, units or individuals who purchase related items should obtain valid qualifications and qualification conditions.
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