Melting point :18°C
alpha :-0.05 º (c= neat 25 ºC)
Boiling point :122 °C/15 mmHg (lit.)
Density :1.209 g/mL at 25 °C (lit.)
vapor density :0.62 (vs air)
vapor pressure :19 mm of Hg (@ 20°C)
refractive index :n20/D 1.4262
FEMA :2611 | LACTIC ACID
Flash point :>230 °F
storage temp. :2-8°C
solubility :Miscible with water and with ethanol (96 per cent).
pka :3.08(at 100℃)
form :syrup
color :Colorless to yellow
Specific Gravity :1.209
PH :3.51(1 mM solution);2.96(10 mM solution);2.44(100 mM solution);
Odor :at 100.00 %. odorless
Odor Type :odorless
Water Solubility :SOLUBLE
Merck :14,5336
JECFA Number :930
BRN :1209341
Dielectric constant :22.0（16℃）
Stability :Stable. Combustible. Incompatible with strong oxidizing agents.
InChIKey :JVTAAEKCZFNVCJ-UHFFFAOYSA-N
LogP :-0.72
CAS DataBase Reference :50-21-5(CAS DataBase Reference)
NIST Chemistry Reference :Propanoic acid, 2-hydroxy-(50-21-5)
EPA Substance Registry System :Lactic acid (50-21-5)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310
Precautionary statements:	P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P332+P313 IF SKIN irritation occurs: Get medical advice/attention.