China (Mainland)
Assessedsupplier
Fluorescein, 98% CAS NO.2321-07-5
- Min.Order: 100 Gram
- Payment Terms: L/C,T/T
- Product Details
Keywords
- Fluorescein
- Fluorescein
- 2321-07-5
Quick Details
- ProName: Fluorescein, 98%
- CasNo: 2321-07-5
- Molecular Formula: C20H12O5
- Appearance: White powder
- Application: Pharmaceutical
- DeliveryTime: 2 weeks
- PackAge: 25KG/drum
- Port: China main port
- ProductionCapacity: 1000 Kilogram/Month
- Purity: 99%
- Storage: Room temperature
- Transportation: BY SEA, AIR OR EXPRESS
- LimitNum: 100 Gram
Superiority
Fluorescein use and synthesis methods
Chemical properties of orange or light orange-red crystalline powder. Melting point 314-316 ° C (decomposition). Soluble in hot ethanol, glacial acetic acid, alkali solution, green fluorescent, insoluble in water, benzene, chloroform and ether.
Use Mercury bromide red intermediates. Fluorescence photometric analysis reagent, determination of chlorine, bromine, iodine, sulfur ions; oxidation - reduction indicator reagent; biological stains.
Use Fluorescence photometric analysis of sulfur ions, test bromine, titrate chlorine, bromine and iodine. Adsorption indicator, redox indicator.
Use Adsorption indicator; Redox indicator; Fluorescence spectrophotometry; Titration of chlorine, bromine and iodine
Production methods with phthalic anhydride and resorcinol in the reaction of sulfuric acid obtained.
Details
Henan Tianfu Chemical Co., Ltd is a high-tech enterprise, specializing in pharmaceutical intermediates, located in Zhengzhou High-tech Development Zone. We passed ISO 9001:2008 ub 2009, and won "High-tech Enterprise" by provincial government in 2013. Tianfu specializes in manufacuturing intermediates in areas such as Antitumor, Cardiocascular, central nervous system, diabetes, etc. Tianfu have established an efficient quality control system, owing standardization workshop. Also corportaes with Zhengzhou University, Henan University to establish an innovation practice base to omprove the innovatin ability.
Tianfu always adheres to the principle of "Live on High Quality" and puts the customer's interests first. Tianfu products have been exported to Europe and the United States, Japan, Korea, India and Latin America markets. Look forward to the future, Tianfu will keep improving the innovation ability to offer better products and service for more and more customers.