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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 2086 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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JIANGSU PHARMA-BRIDGE CHEMICALS CO., LTD
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Organic synthesis raw materials are used to produce phthalic acid, as well as antioxidants, epoxy resin curing agents, polyester resin stabilizers, and alkyd resin plasticizers, to produce 2,4,6-trimethylaniline for the production of reactive brilliant blue, K-3R and other dyes. |
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Jinan Qinmu Fine Chemical Co.,Ltd
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Chemical name: Trimethylbenzene
Basic information
MF: C9H12
MW: 120.19
CAS No: 108-67-8
Usage: Mainly used for the production of terephthalic acid, as well as antioxidants, epoxy resin curing agents, polyester resins, etc
Indicator
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Analysis Items
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Specifications
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Results
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Appearance
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Colorless and Clear liquid
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Colorless and Clear liquid
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Density（20℃),kg/m3
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862.0~868.0
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865.2
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Mesitylene,%（mass fraction)
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≥ 98.0
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99.0
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1,2,4-Trimethylbenzene,%（mass fraction)
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≤1.0
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0.52
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Saybolt color, No
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+25
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+30
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Sulfur contenta,μg/g
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≤5.0
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<1.0
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Conclusion
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All the results are in accordance with the regulations.
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Pharma Sources Insight January 2025
