Heat Stable Grade Lactic Acid

1.Colorless transparent liquid 2.Assay:Min88% 3.Heat Stable grade 4.Low metal assay 5.Used in food,electro plating industry

Physical Property

This product is colorless transparent viscidity liquid, a little acid, guide wetly; the aqueous solution shows the acid reaction. Can be mixed, not dissolved with water, ethanol or ether wantonly in the chloroform.

Quality Index 

Item	Unit	Standard value
Molecular weight	G/mol	90.8
Assay	%wt	≥88%
Stereochemical purity	%L(+)	≥97%
Density(@20°C)	G/ml	1.195-1.205
Chroma( fresh solution)	APHA	≤15
Chroma(200°C ,heat for 2 hours)	APHA	≤50
Odor	-	slight sourness
Taste	-	mild sourness
Heavy metals(as Pb)	ppm	≤10
Fe	ppm	≤10
Ca	ppm	≤10
Chloride	ppm	≤10
Sulfate	ppm	≤10
Sulphuric acid ash	%	≤0.05
Cyanide	ppm	≤5
Pb	ppm	≤5
Reducing substances (sugar)	-	pass FCC inspection
Citric acid/oxalic acid /tartaric acid /phosphoric acid	-	pass USP inspection
Methanol/methyl ester	-	not detectable
Volatile fatty acid	-	pass EP inspection
Readily carbonizable substance	-	pass USP inspection
Ether insoluble substance	-	pass EP inspection

ApplicationThis product is natural occurrence, high purity, good in hot stability; it is natural acid, PH regulator and pharmaceutical antiseptic. The content of heavy metal of this product is extremely low; electroplate fine twine mixture, buffer of the trade. There is extensive application in food, medicine, cosmetics trade and other industry.Packing25/250 KG polyethylene plastic barrel or 1200kg IBC

Heat Stable Grade Lactic Acid