Grades of synthetic, denatured ethanol
| Parameter |
Units
|
A1
|
A2
|
B
|
|
| 1. | Ethanol concentration, minimum |
% v/v
|
92.5
|
99.0
|
95.6
|
| 2. | Visual appearance |
Transparent,
colorless liquid, free of suspended impurities
|
|||
| 3. | Odor |
Foul (specific)
|
Foul (specific)
|
Typical
ethanol odor
|
|
| 4. | Acids as acetic acid, maximum |
ppm w/v
|
7
|
7
|
10
|
| 5. | Acetaldehyde |
ppm w/v
|
5000 - 7000
|
5000 - 7000
|
100 maximum
|
| 6. | Crotonaldehyde |
ppm w/v
|
1500 - 2000
|
1500 - 2000
|
-
|
| 7. | Ethyl ether, maximum |
ppm w/v
|
8000
|
Not specified
|
-
|
| 8. | Ethylene polymers, maximum |
ppm w/v
|
1000
|
Not determined
|
Not determined
|
| 9. | Higher alcohols > C4, maximum |
ppm w/v
|
Not determined
|
Not determined
|
15
|
| 10. | Methanol, maximum |
ppm w/v
|
Not determined
|
Not determined
|
100
|
| 11. | Dry residue, maximum |
ppm w/v
|
5
|
5
|
Not determined
|
| 12. | Diethylphthate (denaturant) |
ppm w/v
|
-
|
-
|
800 - 1500
|
Intended end uses of grades:
| Grade A1: | Solvents in industrial applications. Feedstock for production of ethyl ether, ethylacetate and other organic compounds. |
| Grade A2: | Octane enhancer in motor fuels. |
| Grade B: | For a variety of chemical and cosmetic products. Feedstock for production of organic compounds. Component in formulations. |