Tauroursodeoxycholic acid

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1 Metric Ton	FOB Price: USD 1.0000

1 Metric Ton

FOB Price: USD 1.0000

14605-22-2 Tauroursodeoxycholic acid 9,10-secocholesta-5,7,10-trien-3-ol

Product Name: TUDCA

Purity: 99%

CAS No.: 14605-22-2

Molecular Formula: C26H45NO6S.2H2O

Molecular Weight: 499.7

Appearance: White crystalline powder

Items	Requirements	Results
Appearance	White or off-white crystalline powder	White crystalline powder
Solubility	Freely soluble in Methanol and ethanol. Sparingly soluble in water. Practically insoluble in ethyl acetate and acetone.	Conforms
Specific optical rotation	+45.0° to +47.0°	+46.0°
Water	6.0%~8.0%	7.0%
Sulphate Ash	≤0.1 %	0.03 %
Related substances(TLC)
Taurine	≤ 0.2%	Not detected
Ursodeoxycholic Acid	≤ 0.5%	< 0.5%
Total unspecified impurities	≤ 0.5%	Not detected
Related substances
Taurochenodeoxycholic Acid	≤ 1.0%	0.02%
Any other impurity	≤ 0.10 %	0.03%
Total unspecified impurities	≤ 0.5%	0.03%
Heavy metal	≤ 20 ppm	< 20ppm
Residual solvents
Acetone	≤ 5000ppm	2.8 ppm
Ethyl acetate	≤ 5000ppm	Not detected
Assay C16H45NO6S•2H2O	98.0 %~102.0 %	99.2%
Microbiological Test
Total plate count	≤ 1000 CFU/g	<10 CFU/g
Yeast and mold	≤ 100 CFU/g	<10 CFU/g
E. Coli	Negative in 1 g	Not detected
Conclusion: This product conforms to in house detection.