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HS Code |
521502 |
| Chemical Name | Acid Chrome Black T |
| Cas Number | 3564-18-9 |
| Synonyms | Eriochrome Black T |
| Molecular Formula | C20H12N3NaO7S |
| Molecular Weight | 461.38 g/mol |
| Appearance | Dark violet to black powder |
| Solubility In Water | Soluble |
| Dye Class | Azo dye |
| Application | Complexometric indicator |
| Storage Conditions | Store in a cool, dry place |
| Ph Indicator Range | 6.6 – 11.0 |
| Ec Number | 222-657-4 |
| Manufacturer Usage | Laboratory reagent |
As an accredited Acid Chrome Black T factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Acid Chrome Black T contains 500 grams, sealed in a labeled, double-layered polyethylene bag within a sturdy fiber drum. |
| Shipping | Acid Chrome Black T should be shipped in tightly sealed containers, protected from moisture and incompatible substances. Transport under well-ventilated, dry conditions, avoiding direct sunlight and extreme temperatures. Appropriate chemical labeling and documentation per local and international regulations (such as UN classification) are required to ensure safe handling and compliance during shipping. |
| Storage | Acid Chrome Black T should be stored in a tightly closed container in a cool, dry, and well-ventilated area, away from incompatible substances such as strong oxidizers and reducing agents. Keep it away from direct sunlight and moisture. Ensure proper labeling and avoid contact with skin and eyes. Use secondary containment to prevent spills and limit environmental exposure. |
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Purity 98%: Acid Chrome Black T with purity 98% is used in wool dyeing, where it provides high coloration uniformity and reproducible results. pH Stability 3–6: Acid Chrome Black T with pH stability between 3 and 6 is used in silk fiber processing, where it ensures resistance to shade variation during acidic treatments. Moisture content ≤0.5%: Acid Chrome Black T with moisture content not exceeding 0.5% is used in analytical reagent preparation, where it guarantees stable and accurate colorimetric analysis. Molecular weight 616.53 g/mol: Acid Chrome Black T with molecular weight of 616.53 g/mol is used in metal ion complexometry, where it enhances endpoint visibility for titration accuracy. Particle size D90<10 μm: Acid Chrome Black T with particle size D90 less than 10 microns is used in ink formulation, where it enables smooth dispersion and consistent print quality. Melting point 245°C: Acid Chrome Black T with a melting point of 245°C is used in hot-melt dye applications, where it delivers thermal stability and prevents decomposition. Light Fastness Grade 5: Acid Chrome Black T with light fastness grade 5 is used in textile printing, where it offers resistance to fading under prolonged light exposure. Solubility in Water 40 g/L at 20°C: Acid Chrome Black T with solubility of 40 g/L at 20°C is used in aqueous dye baths, where it achieves rapid dissolution and homogenous color development. Chemical stability up to 100°C: Acid Chrome Black T with chemical stability up to 100°C is used in high-temperature dyeing processes, where it maintains structural integrity and prevents dye degradation. Chromium content 9–11%: Acid Chrome Black T with chromium content between 9 and 11% is used in laboratory titration standards, where it ensures reproducible complex formation and precise analytical results. |
Competitive Acid Chrome Black T prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615651039172 or mail to sales9@bouling-chem.com.
We will respond to you as soon as possible.
Tel: +8615651039172
Email: sales9@bouling-chem.com
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