Product Name:Betaine anhydrous
CAS NO.:107-43-7
English name: Betaine Anhydrous
Structural formula:(CH3)3NCH2COO-
Molecular formula:C5H11NO2
molecular weight:117.15
Executive standard: enterprise standard
physical property:Scale like or prismatic crystals that are easily hygroscopic,it decomposes at about 310 ℃,it tastes sweet. It is very soluble in water, methanol, ethanol and etherTrimethylamine can be produced by decomposition of concentrated potassium hydroxide solution,it is hygroscopic, easy to deliquescence and release trimethylamine.
Quality index:
Items of Analysis | Specification |
Assay(calculated on the anhydrous basis)% | ≥ 98.9 |
Water (W/W)% | ≤2 |
Residue on ignition% | 5.0-7.0 |
pH(1 in 10) | 5-7 |
Heavy metal (Pb)(mg/Kg)) | ≤ 10 |
Arsenic (As)(mg/Kg) | ≤ 0.5 |
Total amines(mg/Kg) | ≤ 10 |
Total bacteria countCFU/g | ≤ 1000 |
Coliform group MPN/g | ≤3 |
Particle size (Through 20 Mesh) % | 100 |