Acetic acid PurChrom Ultra Eluent additive for LC-MS
PurChrom Ultra
Synonym: Ethanoic acid, Glacial acetic acid
Linear Formula:
C2H4O2
Molecular Weight: 60.05 g/mol
CAS Number: 64-19-7
Properties
| Vapour pressure | 15.4 hPa ( 20 °C) |
| Water Solubility | 602.9 g/l at 25 °C |
| Autoignition temp. | 485 °C |
| Explosion limit | 16 % |
| Assay Purity | > 99.5 % |
| Refractive index | n20/D 1.371 (lit.) |
| B pt. | 117-118 °C (lit.) |
| M pt. | 16.2°C(lit.) |
| Density | 1.04 g/mL at 25 °C (lit.) |
| Form | Liquid |
Safety Information
| Hazard Statement(s) | H226,H314 |
| Precautionary Statement | P210 - P233 - P240 - P280 - P303 + P361 + P353 - P305 + P351 + P338 |
| GHS Pictogram |
|
| Signal word | Danger |
| HS Code | 29152100 |
| Storage Temp. | Store at Room Temperature. |
| Storage Class | 3 - Flammable liquids |
| UN Number | UN2789 |
Description
Application
It serves as the main component of vinegar (4-8% solution) for food preservation and flavoring and in chemical manufacturing for vinyl acetate acetic anhydride and cellulose acetate used in textiles and films. Additional uses include descaling agents dyes perfumes and pharmaceuticals.
Purpose
Its primary purpose derives from its weak acidity (pKa 4.76) enabling reactions like esterification salt formation with bases and corrosion of certain metals while acting as a solvent and preservative. Hydrogen bonding causes dimer formation in vapor a
General Description
Acetic acid with the formula CHCOOH is a colorless liquid carboxylic acid known for its sharp vinegar-like odor. It has a density of 1.05 gcm melting point of 16.6C (freezing below this forms glacial acetic acid) boiling point of 118C and is fully miscible with water ethanol and ether.
Documents
| SDS | |
| COA | |
| Specification | |
| Bulk quote order form | |
| Sample COA |