Merck
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252476

Sigma-Aldrich

Lactic acid solution

ACS reagent, ≥85%

Synonym(s):
2-Hydroxypropionic acid solution, DL-Lactic acid solution
Linear Formula:
CH3CH(OH)CO2H
CAS Number:
Molecular Weight:
90.08
Beilstein:
5238667
MDL number:
PubChem Substance ID:
NACRES:
NA.21

grade

ACS reagent

Quality Level

Assay

85.0-90.0%

concentration

≥85%
85.0-90.0% in H2O

impurities

H2SO4, passes test (darkened)

ign. residue

≤0.02%

refractive index

n20/D 1.4251

density

1.209 g/mL at 25 °C

anion traces

chloride (Cl-): ≤0.001%
sulfate (SO42-): ≤0.002%

cation traces

Fe: ≤5 ppm
heavy metals: ≤5 ppm (by ICP)

SMILES string

CC(O)C(O)=O

InChI

1S/C3H6O3/c1-2(4)3(5)6/h2,4H,1H3,(H,5,6)

InChI key

JVTAAEKCZFNVCJ-UHFFFAOYSA-N

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Lactic acid solution ACS reagent, ≥85%

Sigma-Aldrich

252476

Lactic acid solution

Lactic acid natural, ≥85%

Sigma-Aldrich

W261114

Lactic acid

Lactic acid Pharmaceutical Secondary Standard; Certified Reference Material

Supelco

PHR1215

Lactic acid

Lactic acid 85%, FCC

Sigma-Aldrich

W261106

Lactic acid

assay

85.0-90.0%

assay

≥85%

assay

-

assay

85%

density

1.209 g/mL at 25 °C

density

1.209 g/mL at 25 °C (lit.)

density

1.209 g/mL at 25 °C (lit.)

density

1.209 g/mL at 25 °C (lit.)

cation traces

Fe: ≤5 ppm, heavy metals: ≤5 ppm (by ICP)

cation traces

As: ≤3 ppm, Cd: ≤1 ppm, Fe: ≤10.0 ppm, Hg: ≤1 ppm, Pb: ≤10 ppm

cation traces

-

cation traces

As: ≤3 ppm, Cd: ≤1 ppm, Fe: ≤10.0 ppm, Hg: ≤1 ppm, Pb: ≤0.5 ppm

Quality Level

200

Quality Level

400

Quality Level

300

Quality Level

400

grade

ACS reagent

grade

Fragrance grade, Halal, Kosher, natural

grade

certified reference material, pharmaceutical secondary standard

grade

Halal, Kosher

concentration

≥85%

concentration

-

concentration

-

concentration

-

Application

Lactic acid solution has been used in the preparation of poly(lactic acid) (PLA)/lactic acid (LA) blends to enhance the biodegradability rate of PLA.

Other Notes

Contains varying amounts of intermolecular esterification products.

Pictograms

Corrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Skin Irrit. 2

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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