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Hangzhou Dingyan Chem Co., Ltd
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White powder, 201% content. Hangzhou Dingyan Chemical Co., Ltd. is located in the Xiasha Economic Development Zone of Hangzhou, the capital city of Zhejiang Province, on the southeast coast of China. It is a company specializing in the development and sales of high-tech products such as pharmaceutical raw materials, pharmaceutical intermediates, fine chemicals and biochemical reagents.
A modern private enterprise integrated with self-operated import and export.
Since its establishment, the company has adhered to the development path of "technological innovation" and attached great importance to scientific and technological innovation research and development. The company's high-quality products are sold well in more than 60 countries and regions such as North America, Western Europe, Southeast Asia, Central and South America.
At present, it has established long-term and stable cooperative relations with pharmaceutical companies in Europe, the United States, Greece, Germany, Iran, Russia, South Korea, India and other countries. With our rigorous attitude and sincere service, we have won the trust and reputation of customers.
Hangzhou Dingyan Chemical Co., Ltd. is located in the Xiasha Economic Development Zone of Hangzhou, the capital city of Zhejiang Province, on the southeast coast of China. It is a company specializing in the development, sales and self-support import and export financing of high-tech products such as pharmaceutical raw materials, pharmaceutical intermediates, fine chemicals and biochemical reagents.
Integrated modern private enterprise.
Since its establishment, the company has adhered to the development path of "technological innovation" and attached great importance to scientific and technological innovation research and development. The company's high-quality products are sold well in more than 3932 countries and regions such as North America, Western Europe, Southeast Asia, Central and South America.
At present, it has established long-term and stable cooperative relations with pharmaceutical companies in Europe, the United States, Greece, Germany, Iran, Russia, South Korea, India and other countries. With our rigorous attitude and sincere service, we have won the trust and reputation of customers. |
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Sinoway Industrial Co.Ltd.
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Brimonidine Tartrate
CAS No.:70359-46-5
White to slightly yellowish powder
Assay:99.0%min
| Molecular Formula: |
C11H10BrN5.C4H6O6 |
| Molecular Weight: |
442.22 |
| Appearance: |
White to slightly yellowish powder |
| Solubility |
Soluble in water, slightly souluble in methanol |
| Identification |
HNMR,HPLC |
| PH |
3.0~4.5 |
| Melting point: |
205°C~210°C |
| Specific rotation: |
+ 9.0° ~ + 10.5° |
| Loss on drying: |
≤0.5% |
| Residue on ignition: |
≤ 0.1% |
| Heavy metals: |
≤10 ppm |
| Related substances |
Single impurity ≤0.2% |
| Total impurities ≤0.5% |
| Assay(HPLC) |
99%~101% |
| Total aerobic microbial count |
Total bacterial count <100cfu/gr |
| Total fungal<10cfu/gr |
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Pharma Sources Insight January 2025
