Reagent Alcohol
SIGMA/R8382 - used for histology tissue preparation
Synonym: SD3A Alcohol; Specially Denatured Ethanol, 3A formulation; Ethanol; RGA; denatured alcohol
CAS Number: 64-17-5
MDL Number: MFCD00003568
Product Type: Chemical
| application(s) | hematology histology |
| biological source | synthetic |
| bp | 78 °C (lit.) |
| color | colorless |
| concentration | 100% |
| density | 0.790 g/cm3 |
| expl. lim. | 3.1-27.7 % (lit.) |
| form | solution |
| InChI | 1S/C2H6O/c1-2-3/h3H,2H2,1 |
| InChI key | LFQSCWFLJHTTHZ-UHFFFAOYSA |
| mp | -114 °C (lit.) |
| Quality Level | 200 ![]() |
| SMILES string | OCC |
| storage temp. | room temp |
| technique(s) | tissue processing: suitable |
| vapor density | 1.59 (vs air) |
| vapor pressure | 59 hPa ( 20 °C) |
| Application: | Reagent alcohol has been used in most histology and cytology procedures for histology tissue preparation. |
| General description: | Reagent Alcohol (100%) is a high-purity alcohol solution specifically formulated for use in histology tissue preparation. This reagent is essential for various laboratory applications, including tissue fixation, dehydration, and processing, ensuring optimal results in histological studies. |
| Other Notes: | 95 parts of specially denatured ethyl alcohol 3A with 5 parts of isopropyl alcohol. Final concentrations are ~ 90% ethanol, 5% methanol and 5% isopropanol. |
| Packaging: | 1 gal in poly bottle |
| Symbol | ![]() ![]() GHS02,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H225 - H319 - H371 |
| Precautionary statements | P210 - P233 - P240 - P241 - P305 + P351 + P338 - P308 + P311 |
| Hazard Codes | F,Xn |
| Risk Statements | 11-20/21/22-68/20/21/22 |
| Safety Statements | 16-36/37 |
| RIDADR | UN1170 - class 3 - PG 2 - Ethanol, solution |
| WGK Germany | WGK 2 |
| Flash Point(F) | 57.2 °F - closed cup |
| Flash Point(C) | 14 °C - closed cup |
| bp | 78 °C (lit.) |
| mp | -114 °C (lit.) |
| Density | 0.790 g/cm3 |
| Storage Temp. | room temp |
| UNSPSC | 15101802 |




