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252476

Lactic acid solution

≥85% in H₂O, solution, ACS reagent grade

Synonym(s):

2-Hydroxypropionic acid solution, DL-Lactic acid solution

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About This Item

Linear Formula:
CH3CH(OH)CO2H
CAS Number:
50-21-5
Molecular Weight:
90.08
NACRES:
NA.21
PubChem Substance ID:
24855212
UNSPSC Code:
12352100
MDL number:
MFCD00004520
Beilstein/REAXYS Number:
5238667
Assay:
85.0-90.0%
Concentration:
≥85%, 85.0-90.0% in H2O
Grade:
ACS reagent
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Product Name

Lactic acid solution, ACS reagent, ≥85%

grade

ACS reagent

Quality Level

200

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)

functional group

carboxylic acid, hydroxyl

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

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.

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pictograms

Corrosion
GHS05

signalword

Danger

hcodes

H314

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1C

supp_hazards

EUH071

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

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Certificates of Analysis (COA)

Lot/Batch Number
MKCQ9929
MKCP5940
MKCN0147
MKCL6554
MKCL0101

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Biodegradability of poly (lactic acid)(PLA)/lactic acid (LA) blends using anaerobic digester sludge
Lee JC, et al
Macromolecular Research, 24(8), 741-747 (2016)
A literature review of poly (lactic acid).
Garlotta D.
Journal of Polymers and the Environment, 9(2), 63-84 (2001)
Kwon et al.
Enzyme and microbial technology, 26(2-4), 209-215 (2000-02-26)
Batch fermentation studies were performed to evaluate the potentials of a complex nitrogen source, soybean, as an alternative to yeast extract for the economical production of lactic acid by Lactobacillus rhamnosus. An enzyme-hydrolysate of soybean meal, Soytone, with an adequate
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Global Trade Item Number

SKUGTIN
252476-500G04061837886218
252476-100G04061825961873
252476-1KG04061825966533
252476-2.5KG04061837886201