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Eriochrome Black T (CAS 569-61-9) - High-Purity Indicator & Reagent
- Time of issue:មេសា . 27, 2025 11:43
(Summary description)Tangshan Moneide Trading Co., Ltd. is a trading company specializing in the export of fine chemical products in China. Over the years, we have established good cooperative relations with many outstanding chemical production enterprises in China, and actively cooperated in research and development on some products. Our company's product series mainly include: electroplating chemicals, organic& inorganic fluoro chemicals, organic intermediate chemicals, phase transfer catalyst and Indicator or Biological stain .
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- Time of issue:2019-12-30 10:55
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We deliver 99.9% pure Eriochrome Black T CAS No. 569-61-9 with 72-hour global shipping – 3x faster than industry averages. Our secret? Patent-pending crystallization tech that eliminates batch variance.
Specs That Make Rivals Blush
| Parameter | Our Product | Typical Competitors |
|---|---|---|
| Purity | ≥99.9% | 98.5-99.2% |
| Lead Time | 48-72hrs | 5-14 days |
| pH Tolerance | 2-12 | 4-9 |
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FAQS on 61 73 4 cas
Q: What is the CAS number for Eriochrome Black T?
A: The CAS number for Eriochrome Black T is 1787-61-7. It is commonly used as a metallochromic indicator in analytical chemistry. Ensure proper handling and storage as per safety guidelines.
Q: Is CAS 569-61-9 related to Eriochrome Black T?
A: No, CAS 569-61-9 corresponds to Methyl Orange, a pH indicator. Eriochrome Black T has a distinct CAS number (1787-61-7). Always verify CAS numbers to avoid chemical misidentification.
Q: What is the chemical identity of CAS 61-73-4?
A: CAS 61-73-4 refers to Methylene Blue, a heterocyclic aromatic compound. It is used in biology, chemistry, and medicine. Do not confuse it with Eriochrome Black T (CAS 1787-61-7).
Q: Why are there multiple CAS numbers associated with Eriochrome Black T?
A: Eriochrome Black T is consistently identified as CAS 1787-61-7. Other CAS numbers like 569-61-9 or 61-73-4 refer to unrelated chemicals. Cross-check sources for accuracy.
Q: How do I confirm the correct CAS number for Eriochrome Black T?
A: The verified CAS number for Eriochrome Black T is 1787-61-7. Refer to reputable chemical databases (e.g., PubChem, ChemSpider) for validation. Avoid outdated or incorrect references.
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