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252476 Sigma-Aldrich

Lactic acid solution

ACS reagent, ≥85%

  • CAS Number 50-21-5

  • Linear Formula CH3CH(OH)CO2H

  • Molecular Weight 90.08

  •  Beilstein/REAXYS Number 5238667

  •  MDL number MFCD00004520

  •  PubChem Substance ID 24855212

  •  NACRES NA.21

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Properties

Related Categories Acids, Acids & Bases, Asymmetric Synthesis, Carboxylic Acids, Chemical Synthesis,
Quality Level   200
grade   ACS reagent
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 (as Pb): ≤5 ppm
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

Description

Other Notes

Contains varying amounts of intermolecular esterification products.

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.

Packaging

1, 2.5 kg in poly bottle

100, 500 g in poly bottle

Safety & Documentation

Safety Information

Symbol 
GHS05  GHS05
Signal word 
Danger
Hazard statements 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 2
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Protocols & Articles

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Peer-Reviewed Papers
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