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L-Lactic acid CAS 50-21-5 / L-Lactic acid CAS 79-33-4 is an alpha hydroxy acid, an organic compound with the formula CH3CH(OH)CO2H. It is a white, water-soluble solid or clear liquid,having a mild acid odor and taste. It is found in muscle tissue and blood and is an intermediate in the metabolism of carbohydrates. Lactic acid is also used as an acidifying agent. Lactic acid is produced from natural corn starch by advanced bio-fermentation and refining technology.

Specification

Lactic acid 80% food grade

Appearance                      Yellowish liquid
Assay                               80%min.
Heavy metals(as Pb)         0.001%max
Iron                                 0.001%max
Arsenic                            0.0003%max
Chloride                           0.2%max
Sulfated ash                     0.1%max
Residue on Ignition           0.1%max
Sugar                              Confirms with food grade

Lactic acid pharma grade

Content                            85-90%
chloride                           ≤0.002%
sulphate                          ≤0.01%
iron                                 ≤0.001%
residualon ignition           ≤0.1%
heavy metal                    ≤0.001%
arsenate                         ≤0.0001%

free carbonizing               no brown color at interface

Lactic acid powder
Appearance                    White powder
Assay(lactic acid)            58%-62%
Assay (calcium lactate)   35%-39%
Assay(silicon dioxide)      0-3%
Water solution                ≤2.0%
Heavy metal total           ≤0.001%
Sulphate                        ≤0.02%
Chloride                         ≤0.002%
Iron                              ≤0.005%
Arsenic                          ≤0.0001%

Application

Lactic acid can be used as acidulant, flavoring agent and pH regulator in beverages, meat, sourdough,salads and dressings, confectionery and pickled vegetables. It also can maintain acid-base balance in animals to enhance animal immunity.

Packing

25kg/plastic drum or 250kg/plastic drum, or as per customer request.