Home Categories Chemical Reagents L-Lactic Acid
A5285112

L-Lactic Acid , ACS,≥85% , 79-33-4

Synonym(s):
(S)-(+)-Lactic acid;(S)-2-Hydroxypropionic acid;Sarcolactic acid

CAS NO.:79-33-4

Empirical Formula: C3H6O3

Molecular Weight: 90.08

MDL number: MFCD00064266

EINECS: 201-196-2

Pack Size Price Stock Quantity
100ML RMB30.40 In Stock
500ML RMB81.60 In Stock
2.5L RMB324.80 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: 52-54°C
alpha  -13.5 º (c=2.5, 1.5N NaOH)
Boiling point: 125 °C
Density  1.206 g/mL at 25 °C
vapor pressure  0.038Pa at 25℃
refractive index  n20/D 1.427
FEMA  2611 | LACTIC ACID
Flash point: >230 °F
storage temp.  2-8°C
solubility  H2O: 10 mg/mL, clear, colorless
form  Powder/Solid
pka pK at 25°, 3.79
color  White
Odor odorless acidic
Odor Type odorless
optical activity [α]20/D 13.5°, c = 2.5 in 1.5 M NaOH
Water Solubility  SOLUBLE
Sensitive  Hygroscopic
Merck  14,5337
JECFA Number 930
BRN  1720251
InChIKey JVTAAEKCZFNVCJ-REOHCLBHSA-N
LogP -0.54 at 20℃

Description and Uses

Lactic acid has been used:

  • as a component in substrate solution II for lactate dehydrogenase reaction
  • as an additive in storage solution A
  • as a supplement in the artificial gastric juice preparation for evaluation of degree of resistance Lactobacillus to the gastric stresses

Safety

Symbol(GHS) 
GHS05
Signal word  Danger
Hazard statements  H315-H318
Precautionary statements  P264-P280-P302+P352-P305+P351+P338-P332+P313-P362+P364
Hazard Codes  Xi,C
Risk Statements  38-41-34-36/37/38-36-35
Safety Statements  26-39-45-36/37/39-36
RIDADR  3261
WGK Germany  1
RTECS  OD2800000
3-10
TSCA  Yes
HazardClass  8
PackingGroup  III
HS Code  29181100
Toxicity LD50 intraperitoneal in mouse: 3194mg/kg

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