---
kind: "section"
citation: "46 C.F.R. § 151.50-86"
title: "46"
number: "151.50-86"
heading: "Alkyl (C7-C9) nitrates."
url: "https://uscodex.org/cfr/46/151.50-86"
---

# §151.50-86. Alkyl (C7-C9) nitrates.

- (a) The carriage temperature of octyl nitrates must be maintained below 100 °C (212 °F) in order to prevent the occurrence of a self-sustaining exothermic decomposition reaction.
- (b) Octyl nitrates may not be carried in a deck tank unless the tank has a combination of insulation and a water deluge system sufficient to maintain the tank's cargo temperature below 100 °C (212 °F) and the cargo temperature rise at or below 1.5 °C(2.7 °F)/hour, for a fire of 650 °C (1200 °F).

## Notes

### Amendments

[CGD 88-100, 54 FR 40040, Sept. 29, 1989; CGD 92-100, 59 FR 17028, Apr. 11, 1994]

### Authority

Authority: 33 U.S.C. 1903; 46 U.S.C. 3703; Department of Homeland Security Delegation No. 0170.1.

### Source

Source: CGFR 70-10, 35 FR 3714, Feb. 25, 1970, unless otherwise noted.

### Amendments

[CGD 88-100, 54 FR 40040, Sept. 29, 1989; CGD 92-100, 59 FR 17028, Apr. 11, 1994]