Lactic acid
USP/1356734 - United States Pharmacopeia (USP) Reference Standard
Synonym: L-(+)-Lactic acid; (S)-2-Hydroxypropionic acid; Sarcolactic acid
CAS Number: 79-33-4
Empirical Formula (Hill Notation): C3H6O3
Molecular Weight: 90.08
EC Number: 200-018-0
MDL Number: MFCD00064266
Linear Formula: C3H6O3
Product Type: Chemical
| API family | lactic acid |
| application(s) | pharmaceutical (small molecule) |
| assay | 89.1% (lactic acid basis) |
| format | neat |
| grade | pharmaceutical primary standard |
| InChI | 1S/C3H6O3/c1-2(4)3(5)6/h2 |
| InChI key | JVTAAEKCZFNVCJ-REOHCLBHSA |
| manufacturer/tradename | USP |
| SMILES string | C[C@H](O)C(O)=O |
| storage temp. | 2-8°C |
| technique(s) | HPLC: suitable |
| Analysis Note: | These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind. |
| Application: | Lactic acid USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as: • Fumaric Acid • Maleic Acid |
| General description: | This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia ![]() |
| Other Notes: | Sales restrictions may apply. |
| Symbol | GHS05 |
| Signal word | Danger |
| Hazard statements | H315 - H318 |
| Precautionary statements | P264 - P280 - P302 + P352 - P305 + P351 + P338 - P332 + P313 - P362 + P364 |
| Hazard Codes | Xi |
| Risk Statements | 38-41 |
| Safety Statements | 26-39 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | 235.4 °F - closed cup |
| Flash Point(C) | 113 °C - closed cup |
| Purity | 89.1% (lactic acid basis) |
| Storage Temp. | 2-8°C |
| UNSPSC | 41116107 |


