[Another name] Glycine betaine, Glycocoll betaine, Lycine, Oxyneuyine
[Formula] C5H11NO2;
[Molecular Weight] 117.15
[Physical properties] hygroscopic squamous or prismatic crystals, so the heat to 310 ° decomposition, sweet. Easily soluble in water, soluble in methanol, soluble in ethanol, insoluble in ether. The decomposition reaction of a concentrated solution of potassium hydroxide, trimethylamine can generate. IRνmax cm-1: 2980, 2820, 2500, 1740, 1640, 1470, 1430, 1400, 1330, 1240, 1190, 1130, 1090, 1050, 1030, 890, 840, 670; NMR (D, O) δ: 3.3 , 4.2 [1].
[Ingredient categories] cardiac glycosides and other steroid ingredients
|
Name
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Pharmaceutical grade
|
Food Grade (cosmetics)
|
Feed Grade I
|
Betaine monohydrate |
|
Item
|
Index
|
Index
|
Index
|
Index
|
|
Content
|
≥98%
|
≥98%
|
≥98%
|
≥98%
|
|
Sodium
|
≤0.05%
|
≤0.1%
|
≤1%
|
≤0.1%
|
|
PH
|
6.0~7.0
|
6.0~7.0
|
4.5~7.0
|
6.0~7.0
|
|
Moisture
|
≤2%
|
≤2%
|
≤1%
|
10%~15%
|
|
Residue
|
≤0.1%
|
≤0.1%
|
≤1.5%
|
≤0.1%
|
|
AS
|
≤1mg/kg
|
≤1mg/kg
|
≤1mg/kg
|
≤1mg/kg
|
|
Heavy Metal
|
≤10mg/kg
|
≤10mg/kg
|
≤10mg/kg
|
≤10mg/kg
|
|
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