L-Lactic acid 79-33-4

Category :

Food and Feed additives

CAS NO :

79-33-4

EC NO :

201-196-2

MF :

C₃H₆O₃

MW :

90.08

Specification :

HPG、CRG、HSG、FG （90%、88%、80%、50%）

Packing :

polyethylene drum, net 250kg or 25kg per drum

Product description :

PRODUCT DATA

L-Lactic acid (90%)
(HPG)

Description L-Lactic acid 90% (HPG) is the natural L (+) lactic acid, which is produced by bio-fermentation from grain starch. It抯 colorless, nearly odorless, syrupy liquid having a slight acid taste. It is hygroscopic, and all soluble in water, ethanol or ether, but insoluble in chloroform.
Information
Chemical name	L (S)-2-hydroxypropionic acid
Molecular formula	CH3CH (OH) COOH
Molecular weight	90.08
CAS	79-33-4
Packing	polyethylene drum, net 250kg or 25kg per drum

Specification (Complies with: USP,JP,CP)
Color, APHA	≤10
Color(180℃, 2hs), APHA	≤10
Identification	Lactic acid solution(1＋10) is acidic. Lactic acid responds to the test for Lactate.
Citric, oxalic, tartaric and phosphoric acid	No turbidity appears
Sulphate,%	≤0.001
Chloride，%	≤0.001
Cyanide, %	≤0.0001
Heavy metals total，%	≤0.0005
Lead, %	≤0.00005
Mercury, %	≤0.0001
Iron，%	≤0.0001
Arsenic，%	≤0.0001
Volatile fatty acid	Solution emits no butyric acid-like odor
Methanol, %	≤0.05
Readily carbonizable substances	The color of the band does not change to dark gray
Ether insoluble substances	Passes test EP
Reducing sugars	No red precipitate is formed
Calcium，%	≤0.0001
Sulphated ash，%	≤0.01
Density（20℃），g/ml	1.20～1.22
Stereochemical purity %	≥98.0
Assay，w/w%	89.5～90.5

PRODUCT DATA

L-Lactic acid (90%)
(CRG)

Description L-Lactic acid 90% (CRG) is the natural L (+) lactic acid, which is produced by bio-fermentation from grain starch. It抯 colorless or yellowish, nearly odorless, syrupy liquid having a slight acid taste. It is hygroscopic, and all soluble in water, ethanol or ether, but insoluble in chloroform.
Information
Chemical name	L (S)-2-hydroxypropionic acid
Molecular formula	CH3CH (OH) COOH
Molecular weight	90.08
CAS	79-33-4
Packing	polyethylene drum, net 250kg or 25kg per drum

Specification (Complies with: USP,JP,CP)
Color, APHA	≤15
Color(180℃, 2hs), APHA	≤15
Identification	Lactic acid solution(1＋10) is acidic. Lactic acid responds to the test for Lactate.
Citric, oxalic, tartaric and phosphoric acid	No turbidity appears
Sulphate,%	≤0.001
Chloride，%	≤0.001
Heavy metals total，%	≤0.0005
Iron，%	≤0.0005
Arsenic，%	≤0.0001
Volatile fatty acid	Solution emits no butyric acid-like odor
Methanol, %	≤0.2
Readily carbonizable substances	The color of the band does not change to dark gray
Ether insoluble substances	Passes test EP
Reducing sugars	No red precipitate is formed
Calcium	NO turbidity appears
Sulphated ash，%	≤0.05
Density（20℃），g/ml	1.20～1.22
Stereochemical purity %	≥99.5
Assay，w/w%	89.5～90.5

PRODUCT DATA

L-Lactic acid (88%)
(HSG)

Description L-Lactic acid 88% (HSG) is the natural L (+) lactic acid, which is produced by bio-fermentation from grain starch. It抯 colorless, nearly odorless, syrupy liquid having a slight acid taste. It is hygroscopic, and all soluble in water, ethanol or ether, but insoluble in chloroform.
Information
Chemical name	L (S)-2-hydroxypropionic acid
Molecular formula	CH3CH (OH) COOH
Molecular weight	90.08
CAS	79-33-4
Packing	polyethylene drum, net 250kg or 25kg per drum

Specification (Complies with: USP,JP,CP)
Color, APHA	≤10
Color(180℃, 2hs), APHA	≤10
Identification	Lactic acid solution(1＋10) is acidic. Lactic acid responds to the test for Lactate.
Citric, oxalic, tartaric and phosphoric acid	No turbidity appears
Sulphate,%	≤0.001
Chloride，%	≤0.001
Cyanide, %	≤0.0001
Heavy metals total，%	≤0.0005
Lead, %	≤0.00005
Mercury, %	≤0.0001
Iron，%	≤0.0001
Arsenic，%	≤0.0001
Volatile fatty acid	Solution emits no butyric acid-like odor
Methanol, %	≤0.2
Readily carbonizable substances	The color of the band does not change to dark gray
Ether insoluble substances	Passes test EP
Reducing sugars	No red precipitate is formed
Calcium，%	≤0.0001
Sulphated ash，%	≤0.01
Density（20℃），g/ml	1.20～1.22
Stereochemical purity %	≥96.0
Assay，w/w%	87.5～88.5

PRODUCT DATA

L-Lactic acid (88%)
(FG)

Description L-Lactic acid 88% (FG) is the natural L (+) lactic acid, which is produced by bio-fermentation from grain starch. It抯 colorless or yellowish, nearly odorless, syrupy liquid having a slight acid taste. It is hygroscopic, and all soluble in water, ethanol or ether, but insoluble in chloroform.
Information
Chemical name	L (S)-2-hydroxypropionic acid
Molecular formula	CH3CH (OH) COOH
Molecular weight	90.08
CAS	79-33-4
Packing	polyethylene drum, net 250kg or 25kg per drum
Specification (Complies with: FCC、FAO/WHO、JSFA、GB)
Color, APHA	≤50
Identification	Lactic acid solution(1＋10) is acidic. Lactic acid responds to the test for Lactate.
Citric, oxalic, tartaric and phosphoric acid	No turbidity appears
Sulphate,%	≤0.005
Chloride，%	≤0.001
Cyanide, %	≤0.0001
Heavy metals total，%	≤0.001
Lead, %	≤0.00005
Mercury, %	≤0.0001
Iron，%	≤0.001
Arsenic，%	≤0.0001
Volatile fatty acid	Solution emits no butyric acid-like odor
Methanol, %	≤0.2
Readily carbonizable substances	The color of the band does not change to dark gray
Ether insoluble substances	Passes test EP
Reducing sugars	No red precipitate is formed
Calcium	No turbidity appears
Sulphated ash，%	≤0.05
Density（20℃），g/ml	1.20～1.22
Stereochemical purity %	≥96.0
Assay，w/w%	87.5～88.5

PRODUCT DATA

L-Lactic acid (80%)
(FG)

Description L-Lactic acid 80% (FG) is the natural L (+) lactic acid, which is produced by bio-fermentation from grain starch. It抯 colorless or yellowish, nearly odorless, syrupy liquid having a slight acid taste. It is hygroscopic, and all soluble in water, ethanol or ether, but insoluble in chloroform.
Information
Chemical name	L (S)-2-hydroxypropionic acid
Molecular formula	CH3CH (OH) COOH
Molecular weight	90.08
CAS	79-33-4
Packing	polyethylene drum, net 240kg or 25kg per drum

Specification (Complies with: FCC,FAO/WHO,JSFA,GB)
Color, APHA	≤50
Identification	Lactic acid solution(1＋10) is acidic. Lactic acid responds to the test for Lactate.
Citric, oxalic, tartaric and phosphoric acid	No turbidity appears
Sulphate,%	≤0.005
Chloride，%	≤0.001
Cyanide, %	≤0.0001
Heavy metals total，%	≤0.001
Lead, %	≤0.00005
Mercury, %	≤0.0001
Iron，%	≤0.001
Arsenic，%	≤0.0001
Volatile fatty acid	Solution emits no butyric acid-like odor
Methanol, %	≤0.2
Readily carbonizable substances	The color of the band does not change to dark gray
Ether insoluble substances	Passes test EP
Reducing sugars	No red precipitate is formed
Calcium	No turbidity appears
Sulphated ash，%	≤0.05
Density（20℃），g/ml	1.18～1.20
Stereochemical purity %	≥96.0
Assay，w/w%	79.5～80.5

PRODUCT DATA

L-Lactic acid (50%)
(FG)

Description L-Lactic acid 50% (FG) is the natural L (+) lactic acid, which is produced by bio-fermentation from grain starch. It抯 colorless or yellowish, nearly odorless, syrupy liquid having a slight acid taste. It is hygroscopic, and all soluble in water, ethanol or ether, but insoluble in chloroform.
Information
Chemical name	L (S)-2-hydroxypropionic acid
Molecular formula	CH3CH (OH) COOH
Molecular weight	90.08
CAS	79-33-4
Packing	polyethylene drum, net 200kg or 20kg per drum

Specification (Complies with: FCC,FAO/WHO,JSFA,GB)
Color, APHA	≤50
Identification	Lactic acid solution(1＋10) is acidic. Lactic acid responds to the test for Lactate.
Citric, oxalic, tartaric and phosphoric acid	No turbidity appears
Sulphate,%	≤0.005
Chloride，%	≤0.001
Cyanide, %	≤0.0001
Heavy metals total，%	≤0.001
Lead, %	≤0.00005
Mercury, %	≤0.0001
Iron，%	≤0.001
Arsenic，%	≤0.0001
Volatile fatty acid	Solution emits no butyric acid-like odor
Methanol, %	≤0.2
Readily carbonizable substances	The color of the band does not change to dark gray
Ether insoluble substances	Passes test EP
Reducing sugars	No red precipitate is formed
Calcium	No turbidity appears
Sulphated ash，%	≤0.05
Density（20℃），g/ml	1.12～1.14
Stereochemical purity %	≥96.0
Assay，w/w%	49.5～50.5

Note：The specification of purity experiment refers to 80% Lactic acid aqueous solution

Synonyms :

(S)-(+)-2-Hydroxypropanoic acid;L(+)-Lactic acid solution;L-Lactic acid, free acid;lactate standard 40 mg/dl;L(+)lactic acid free acid sigmaultra;L-Lactic acid;(S)-2-Hydroxypropionic acid;L(+)-Lactic Acid;

Molecular Structure :

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