252476

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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 Registry Number:5238667
MDL number:MFCD00004520
PubChem Substance ID:24855212

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Description

Other NotesContains varying amounts of intermolecular esterification products.
Packaging1, 2.5 kg in poly btl
 100, 500 g in poly btl

Properties

gradeACS reagent
concentration≥85%
 85.0-90.0% in H2O
total impurities H2SO4, passes test(darkened)
ign. residue ≤0.02%
refractive indexn20/D 1.4251
density1.209 g/mL at 25 °C
anion traceschloride (Cl-): ≤0.001%
 sulfate (SO42-): ≤0.002%
cation tracesFe: ≤5 ppm
 heavy metals (as Pb): ≤5 ppm

Safety

Hazard CodesXi
Risk Statements38-41
Safety Statements26-39
WGK GermanyNWG
Flash Point(F)230 °F
Flash Point(C)110 °C

References

MerckMerck 13,5351
referenceAldrich MSDS 1, 1130:D / Corp MSDS 1 (1), 2061:C / FT-IR 2 (1), 805:C / FT-IR 1 (1), 517:C / RegBook 1 (1), 565:D / Sax 6, 1681 / Structure Index 1, 80:D:07 / Vapor Phase 3, 594:D