| Product Name: | L-Lactic acid | Other Name: | Propanoic acid,2-hydroxy-,(2S)-;Lactic acid,L-;Propanoic acid,2-hydroxy-,(S)-;(2S)-2-Hydroxypropanoic acid;d-Lactic acid;Paralactic acid;Sarcolactic acid;(S)-(+)-Lactic acid;(+)-Lactic acid;L-Lactic acid;(S)-Lactic acid;L-(+)-α-Hydroxypropionic acid;Espiritin;Tisulac;(S)-2-Hydroxypropionic acid;L-(+)-Lactic acid;(S)-2-Hydroxypropanoic acid;PH 90;PURAC;PURAC Powder H 60;HiPure 90;(2S)-2-Hydroxypropanoic acid;Purac FCC 50;Purac Sanilac;1715-99-7 |
| CAS No.: | 79-33-4 | Molecular Formula: | C3H6O3 |
| InChIKeys: | InChIKey=JVTAAEKCZFNVCJ-REOHCLBHSA-N | Molecular Weight: | 90.08 |
| Exact Mass: | 90.08 | BRN: | 1720251 |
| EC Number: | 201-196-2 | UNII: | F9S9FFU82N |
| DSSTox ID: | DTXSID6034689 | NCI Thesaurus Code: | C61808 |
| HScode: | 29181100 | Categories: | Acidity Regulators |
| PSA: | 57.5 | XLogP3: | -0.7 |
| Appearance: | White Powder/Solid | Density: | 1.3±0.1 g/cm3 |
| Melting Point: | 53 °C | Boiling Point: | 125 °C |
| Flash Point: | 230 °F”>>230 °F | Refractive Index: | 1.451 |
| Water Solubility: | H2O: 10 mg/mL, clear, colorless | Storage Conditions: | 2-8°C |
| Toxicity: | LD50 intraperitoneal in mouse: 3194mg/kg | Specific rotation: | -13.5 º (c=2.5, 1.5N NaOH) |
Classification of the substance or mixture
Skin irritation, Category 2
Serious eye damage, Category 1
GHS label elements, including precautionary statements
| Pictogram(s) | ![]() |
|---|---|
| Signal word |
Danger |
| Hazard statement(s) |
H315 Causes skin irritation H318 Causes serious eye damage |
| Precautionary statement(s) | |
| Prevention |
P264 Wash … thoroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/… |
| Response |
P302+P352 IF ON SKIN: Wash with plenty of water/… P321 Specific treatment (see … on this label). P332+P317 If skin irritation occurs: Get medical help. P362+P364 Take off contaminated clothing and wash it before reuse. P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P317 Get medical help. |
| Storage |
none |
| Disposal |
none |
Other hazards which do not result in classification
no data available
Precautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

