| Test ltem | Specification |
| Appearance | pale yellow liquid |
| Purity | 80%~92% |
| Sulphate | ≤50ppm |
| Total heavy metals | ≤10ppm |
| Chloride | ≤20ppm |
| Iron | ≤10ppm |
| Tartaric acid | passes test |
Application
1). It is mainly used as raw material for spice, food, beverage, chemical, leather, printing and dyeing industries.
2). Used as experimental reagent, edible flavor, preservative, plasticizer and adhesive.
3). It also has strong bactericidal effect and can prevent the growth of miscellaneous bacteria.
4). Lactic acid is an important acid agent, with a specific astringent acid taste.
