National Standards MSZ-08-1601
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GRADES
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| Characteristics and tests. |
Special
fine beverage alcohol
|
Fine beverage
alcohol.
Grade 1 |
Fine industrial
alcohol.
Grade 2 |
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| 1. | Appearance: |
Clean, colorless,
free of sediment.
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| 2. | Odor and taste: |
Characteristic.
Free of other odors and tastes.
|
Characteristic.
Free of foreign odors and tastes.
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Characteristic
taste. No foreign odor.
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| 3. | Ethyl alcohol content minimum (in % v/v): |
96.2
|
96.0
|
95.0
|
| 4. | Acidity maximum (as acetic acid, in grams/litre): |
0.018
(18 ppm) |
0.025
(25 ppm) |
0.06
(60 ppm) |
| 5. | Aldehydes maximum (as acetaldehyde, in grams/litre): |
0.02
(20 ppm) |
0.06
(60 ppm) |
0.12
(120 ppm) |
| 6. | Furfural, maximum %: |
None detectable.
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| 7. | Esters, maximum (as ethyl acetate, in grams/litre): |
0.1
(100 ppm) |
0.15
(150 ppm) |
0.4
(400 ppm) |
| 8. | Fusel oil (by Komarovsky test, after 2 hours): |
Bright yellow
|
Tan/fawn color
|
Reddish-brown
but still transparent, with no precipitate.
|
| 9. | Methanol (% v/v): |
0.02
(200 ppm) |
0.02
(200 ppm) |
0.5
(5000 ppm) |
| 10. | Permanganate time (minimum): |
25 minutes
|
15 minutes
|
5 minutes
|
| 11. | Residue on evaporation maximum, (in grams/litre): |
0.05
(50 ppm) |
0.05
(50 ppm) |
0.05
(50 ppm) |
| 12. | Heavy metals maximum (as lead, in grams/litre): | Finished products must meet requirements of relevant regulations. | Finished products must meet requirements of relevant regulations. |
0.00002
(0.02 ppm) |
| 13. | Fluorescence (optical activity): |
None (Level
0)
|
None (Level
0)
|
Weak activity
(Level 1)
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