| ≥1 piece |
Lactic acid Typical Properties
|
CONTENT |
SPECIFICATIONS |
|
Appearance |
Colorless to yellowish liquid |
|
Assay |
88.0% Min |
|
Fresh color |
50apha Max |
|
Stereo chemical purity |
95% Min |
|
Density |
1.20 – 1.22 g/cm3 at 20 °C |
|
Chloride |
10ppm Max |
|
Cyanide |
1 ppm Max |
|
Iron |
10 ppm Max |
|
Heavy Metals |
10 ppm Max |
|
Arsenic |
1 ppm Max |
|
Lead |
0.5 ppm Max |
|
Sulfate |
10 ppm Max |
|
Sulfate ash |
0.05% Max |
|
Mercury |
1 ppm Max |
|
Citrate, Oxalate, Phosphate, or Tartrate |
Passes FCC test |
|
Reducing sugars |
Passes FCC test |
Lactic acid Usage
1) Since lactic acid is part of the skin's inherent natural moisturizing factor, it is widely used as a moisturizer for many skin care products. lactic acid is the most effective type of AHA and has little irritation;
2) Since lactic acid is naturally present in the hair, the effect is to make the surface of the hair shiny and bright, so lactic acid is often used as a pH regulator for various hair care products;
3) Lactic acid can be used as a moisturizer in various toiletries, such as body lotion, strip soap and moisturizer. It can be used as a pH regulator in liquid soaps, soaps and shampoos. In addition, the addition of lactic acid in the bar soap reduces the loss of moisture during storage and thus prevents the