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PHARMA GRADE
Dehydrocholic Acid
Sodium Dehydrocholate
Ursodeoxycholic Acid
Ursodeoxycholic Acid And Chenodeoxycholic Acid, Trihydrate Magnesium Salt
NOT PHARMA GRADE
Cholic Acid
Deoxycholic Acid
Bile Salt Mixture / Bile Salt No 3
Sodium Cholate
Sodium Deoxycholate
Ursodeoxycholic Acid And Chenodeoxycholic Acid, Trihydrate Magnesium Salt

FORMULA: C48H78O8Mg3H2O

MOLECULAR WEIGHT: 807,6



DESCRIPTION
White,odorless, fluffy powder having a bitter taste.
SOLUBILITY

Freely soluble in ethanol, methanol, and dimethilformammide, insoluble in water

IDENTIFICATION
1) TLC
2) IR spectrum
3) Mg test
HEAVY METALS
SPECIFIC OPTICAL ROTATION
LOSS ON DRYING
pH
MAGNESIUM
IRON
CHLORIDE
SULPHATE
Not more than 10 ppm
+32 - +35 (C = 2% in methanol)
(6,0-6,6)% (135C until constant weight)
6,0-7,0 (5% aqueous solution)
(2,6-2,9)%
Not more than 20 ppm
Not more than 50 ppm
Not more than 1000 ppm
RELATED COMPOUNDS (T.L.C.):
 
LITHOCHOLIC ACID
CHOLIC ACID
Not more than 0,1%
Not more than 0,5%
CHROMATOGRAPHIC PURITY (HPLC):
URSODEOXYCHOLIC ACID
CHENODEOXYCHOLIC ACID
(98,0-102,0)%
(45,0-55,0)%
(45,0-55,0)%