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Chiral-Grade Lactic Acid (Premium) is a high-purity biodegradable organic acid optimized for chiral synthesis. It offers excellent enantiomeric purity, stability, and environmental benefits, making it ideal for pharmaceutical, agrochemical, and specialty chemical applications.
Product Overview
Chiral-grade lactic acid (premium) is produced using modern fermentation and refining technologies, with corn stalks or corn starch as raw materials. Its chemical name is L(S)-2-hydroxypropanoic acid, with a molecular formula of C3H6O3 and a molecular weight of 90.08. This product is a colorless, clear liquid with a mild acidic taste and moisture-absorbing properties. It exhibits an acidic reaction in aqueous solutions and is miscible with water, ethanol, or ether, but is insoluble in chloroform. As a high-purity chiral compound, chiral-grade lactic acid plays an essential role in the pharmaceutical and chemical synthesis fields.
Product Features
- High Purity:Lactic acid content reaches 90%, making it suitable for high-end chiral synthesis needs.
- Mild Acidity:It has a mild acidic taste, making it ideal for various applications, especially in food and pharmaceuticals.
- Good Solubility:It dissolves well in water, ethanol, ether, and other solvents, exhibiting excellent solubility.
- Moisture Absorption:This product is moisture-absorbing, suitable for various uses, particularly in pharmaceutical and chemical synthesis applications.
Applications
- Chiral Chemical Synthesis:As an important chiral compound, it is widely used in the synthesis of chiral intermediates, especially in pharmaceuticals and chemical production.
- Pharmaceutical Industry:It is used in the pharmaceutical field as a raw material for chiral synthesis, contributing to the manufacture of various chiral drugs.
- Food and Beverage Industry:As an acidulant and pH regulator, it is widely used in food and beverage processing, ensuring product quality and stability.
| Test Item | Specification | Remark |
| Acidic in aqueous solution and positive reaction with lactate salt | — | Identification test |
| Lactic acid content (w/%) | 95.0-105.0 of labeled value | Qualified |
| L-Lactic acid content (w/%) | ≥99.5 | Qualified |
| Ash residue (w/%) | ≤0.05 | Qualified |
| Chlorides (as Cl) (w/%) | ≤0.001 | Qualified |
| Sulfates (as SO4) (w/%) | ≤0.001 | Qualified |
| Iron salts (as Fe) (w/%) | ≤0.0005 | Qualified |
| Cyanides (mg/kg) | ≤1.0 | Qualified |
| Citric acid, oxalic acid, phosphoric acid, tartaric acid | Pass test | Qualified |
| Reducing sugars | Pass test | Qualified |
| Easily carbonized compounds | Pass test | Qualified |
| Lead (Pb) (mg/kg) | ≤2.0 | Qualified |
| Arsenic (As) (mg/kg) | ≤1.0 | Qualified |
| Color (APHA) | ≤15 | Qualified |
| Heated color (180℃ 2hrs) (APHA) | ≤15 | Qualified |
| Volatile fatty acids | Pass test | Qualified |
| Methanol (w/%) | ≤0.20 | Qualified |
| Heavy metals (as Pb) (mg/kg) | ≤5 | Qualified |
| Ether insoluble matter | Pass test | Qualified |
| Calcium salts (mg/kg) | ≤1 | Qualified |
| Density (20℃) (g/ml) | 1.200-1.220 | Qualified |
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