Convert british proof (historic)s to degree gay-lussacs
1 proof (UK) = 0.571428571429 °GL — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
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Show this value in all 6 alcohol strength units
- Volume fractions v/v 0.005 714 285 714 29
- Percent alcohol by volumes % ABV 0.571 428 571 429
- Degree Gay-Lussacs °GL 0.571 428 571 429
- Per mille alcohol by volumes ‰ ABV 5.714 285 714 29
- US proofs proof (US) 1.142 857 142 86
- British proof (historic)s proof (UK) 1
Every row is British proof (historic) (proof (UK)) converted through the volume fraction, in exact rational arithmetic.
How to convert british proof (historic)s to degree gay-lussacs
Multiply the number of british proof (historic)s by 0.571428571429 to get degree gay-lussacs.
British proof (historic): Historic convention: 100 proof equals 4/7 alcohol by volume. Modern UK labels use ABV.
British proof (historic) to Degree Gay-Lussac conversion table
| British proof (historic)s (proof (UK)) | Degree Gay-Lussacs (°GL) |
|---|---|
| 1 proof (UK) | 0.571 428 57 |
| 2 proof (UK) | 1.142 857 1 |
| 3 proof (UK) | 1.714 285 7 |
| 5 proof (UK) | 2.857 142 9 |
| 10 proof (UK) | 5.714 285 7 |
| 20 proof (UK) | 11.428 571 |
| 25 proof (UK) | 14.285 714 |
| 50 proof (UK) | 28.571 429 |
| 100 proof (UK) | 57.142 857 |
| 250 proof (UK) | 142.857 14 |
| 500 proof (UK) | 285.714 29 |
| 1000 proof (UK) | 571.428 57 |
Degree Gay-Lussac to British proof (historic) conversion table
| Degree Gay-Lussacs (°GL) | British proof (historic)s (proof (UK)) |
|---|---|
| 1 °GL | 1.75 |
| 2 °GL | 3.5 |
| 3 °GL | 5.25 |
| 5 °GL | 8.75 |
| 10 °GL | 17.5 |
| 20 °GL | 35 |
| 25 °GL | 43.75 |
| 50 °GL | 87.5 |
| 100 °GL | 175 |
| 250 °GL | 437.5 |
| 500 °GL | 875 |
| 1000 °GL | 1750 |
Frequently asked
How many degree gay-lussacs are in a british proof (historic)?
One british proof (historic) equals 0.5714285714 degree gay-lussacs (proof (UK) → °GL). That figure is exact, not rounded.
How do you convert british proof (historic)s to degree gay-lussacs?
Multiply the number of british proof (historic)s by 0.571428571429 to get degree gay-lussacs.
What is 1 °GL in british proof (historic)s?
One degree gay-lussac is 1.75 british proof (historic)s.
What is 10 proof (UK) in °GL?
10 proof (UK) = 5.714 285 7 °GL.
What exactly is a british proof (historic)?
Historic convention: 100 proof equals 4/7 alcohol by volume. Modern UK labels use ABV.