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Antibiotics

Rifaximin 80621-81-4

Rifaximin 80621-81-4
Rifaximin 80621-81-4
Appearance:Red-orange, crystalline, hygroscopic powder
Cas No:80621-81-4
EINECS:NA
Formula:C43H51N3O11
Molecular Weight:785.88
Melting Point:200~205 °C
Boiling Point: NA
Flash Point: NA
Usage:antibiotics
Testing Items
Standards:USP32
Appearance
ARed-orange, crystalline, hygroscopic power
Identification
Should conform
Solubility
should conform
Heavy metals
NMT20ppm
Water
NMT4.5%
Related Substances(HPLC)
Impurity D&H: NMT0.5%
Unknown Single Impurity:NMT0.1%
Total Impurities: NMT1.0%
Disregard limit: NMT0.05%
Sulphated Ash
NMT0.1%
Assay
97.0%~102.0%


Disclaimer:Those products (Rifaximin / rifaximin 80621-81-4) patented are for lab analytical & research purposes only.