Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise focused on industry of fine chemicals research and develop, produce and sale. Shandong Huashang Chemical Co., Ltd. is located in Shan Dong Ji Nan China. we have the ability to provide you high quality products. More than 90 % of our products are exported to developed countries and regions such as north America, Europe, Japan, South Korea and the Middle East.
1. Basic Information
Name: Betaine
Alias: Trimethylglycine, N,N,N-Trimethylglycine
CAS No.: 107-43-7
Molecular Formula: C5H11NO2
Letter-number format molecular formula: C5H11N1O2
Molecular Weight: 117.15
2. Physical and Chemical Properties
Physical Properties
- Appearance: White crystalline powder
- Odor: Odorless, sweet taste
- Solubility: Highly soluble in water, methanol, ethanol; insoluble in ether, acetone, benzene
- Melting Point: 293 °C (decomposes)
- Hygroscopicity: Moderately hygroscopic under high humidity conditions
- Aqueous characteristic: Neutral aqueous solution, zwitterionic compound
Chemical Properties
- Molecular Structure: Zwitterionic quaternary ammonium compound, contains quaternary ammonium cation and carboxylate anion
- pH stability: Stable under wide pH range (acidic, neutral, weak alkaline), no easy hydrolysis
- Methyl donor function: Provides methyl group for human homocysteine metabolism
- Thermal stability: Stable below 200 °C; high temperature decomposes to release trimethylamine irritant gas
- Photostability: Stable under indoor light, no discoloration
- Compatibility: Compatible with most food, feed, cosmetic and pharmaceutical raw materials; compatible with anionic/cationic surfactants
3. Main Application Fields
1. Feed Additive (Core Application)
- Livestock & poultry feed additive, improves animal growth performance, reduces stress damage, replaces partial methionine
- Osmoprotectant for aquatic feed, enhances fish/shrimp stress resistance and survival rate
2. Food & Health Care Raw Material
- Nutritional fortifier for functional food, relieves homocysteine accumulation, protects liver
- Sweetener and flavor buffer for beverages, baked goods
3. Cosmetic Raw Material
Mild moisturizing humectant for facial lotion, shampoo, hair conditioner; improves skin barrier and reduces irritation
4. Pharmaceutical Excipient & Biochemical Reagent
- Stabilizer for injection preparations, osmotic pressure regulator
- Protein protective agent for nucleic acid/protein extraction kits
4. Quality Specification Table
| Test Item | Standard Index |
| CAS Number | 107-43-7 |
| Molecular Formula | C5H11N1O2 |
| Appearance | White crystalline powder |
| Assay | Feed/Food Grade ≥98.0%; Pharma Grade ≥99.0% |
| Water Content (KF) | ≤1.00% |
| Residue on Ignition | ≤0.10% |
| Heavy Metals (Pb) | ≤10 ppm |
| Arsenic (As) | ≤1 ppm |
| Packaging | 25kg PE lined woven bag / fiber drum |
| Storage Condition | Hermetic cool dry warehouse below 25 °C; isolate from moisture |
| Transportation Requirement | Non-dangerous goods, moisture-proof sealed packaging |
| Shelf Life | 36 months under intact sealed packaging |
Safety Warning
Low-toxicity edible zwitterionic compound. Dust inhalation mildly irritates nasal cavity and eyes; high-dose oral intake may cause slight gastrointestinal bloating. Wear dust mask and protective gloves during operation. Seal tightly to prevent deliquescence and agglomeration. Waste residues can be treated as general organic waste after dilution.
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