Glucosamine Sulphate Sodium Chloride USP
氨基葡萄糖硫酸鈉鹽
■ Specifications
CAS No
|
14999-43-0
|
Molecular weight
|
566.52
|
Molecular Formula
|
(C6H14NO5)2SO4.2NaCL
|
Description
|
White to off-white
crystalline powder
|
Solubility
|
Freely soluble in water
|
Identification
|
IR spectrum of sample shall
be in concordant to that of standard
|
Shall meet the requirement
of test for Chlorides,Potassium and sulphates
|
The major peak in sample
chromatogram shall be in concordant to that of standard
|
Specific rotation at 200C(3.5% aqueous solution)
|
Between + 520 and +540
|
pH of 2% aqueous solution
|
Between 3 and 5
|
Loss on drying
|
Not more than 1%
|
Residue on ignition
|
Between 23.5 % and 25%
|
Sulphates
|
Between 16.3% and 17.3%
|
Potassium
|
Acidify 5ml (1in 20ml) solution with 6N Acetic acid and
add 5drops of Cobalt nitrite .No precipitate is formed.
|
Heavy metals
|
Not more than 0.001%
|
Arsenic
|
Not more than 3 ppm
|
Organic volatile impurities
|
Shall meet the requirement
|
Assay by HPLC
|
Between 98% and 102%
|
■ Applications
Use in Pharmaceuticals, Cosmetics & As
Nutrition |