---
kind: "section"
citation: "27 C.F.R. § 21.26"
title: "27"
number: "21.26"
heading: "Formula No. 12-A."
url: "https://uscodex.org/cfr/27/21.26"
---

# §21.26. Formula No. 12-A.


Formula. To every 100 gallons of alcohol of not less than 185 proof add:

Five gallons of toluene or 5 gallons of heptane.


## Notes

### Amendments

[T.D. TTB-140, 81 FR 59461, Aug. 31, 2016]

### Authority

Authority: 5 U.S.C. 552(a); 26 U.S.C. 5242, 7805.

### Source

Source: T.D. ATF-133, 48 FR 24673, June 2, 1983, unless otherwise noted.

### Amendments

[T.D. TTB-140, 81 FR 59461, Aug. 31, 2016]