Shipping Classification
Chlorine trifluoride
What this means
Chlorine trifluoride appears on the federal Hazardous Materials Table (49 CFR §172.101), the table that governs how a material must be classified, packaged, and labeled for transport.
Hazard class / division
Class 2.3
UN / NA identification number
UN1749
Packing group
N/A
Label codes
2.3, 5.1, 8
Packaging — exceptions
None
Packaging — non-bulk
304
Packaging — bulk
314
Passenger aircraft / rail limit
Forbidden
Cargo aircraft only limit
Forbidden
Vessel stowage location
D
Vessel stowage — other
40, 89, 90
Special provisions (§172.102)
2 — This material is poisonous by inhalation (see § 171.8 of this subchapter) in Hazard Zone B (see § 173.116(a) or § 173.133(a) of this subchapter), and must be described as an inhalation hazard under the provisions of this subchapter.
B7 — Safety relief devices are not authorized on multi-unit tank car tanks. Openings for safety relief devices on multi-unit tank car tanks shall be plugged or blank flanged.
B9 — Bottom outlets are not authorized.
B14 — Each bulk packaging, except a tank car or a multi-unit-tank car tank, must be insulated with an insulating material so that the overall thermal conductance at 15.5 °C (60 °F) is no more than 1.5333 kilojoules per hour per square meter per degree Celsius (0.075 Btu per hour per square foot per degree Fahrenheit) temperature differential. Insulating materials must not promote corrosion to steel when wet.
N86 — UN pressure receptacles made of aluminum alloy are not authorized.
Packaging citations reference sections of 49 CFR Part 173 not expanded here. View the full official table on eCFR.gov.
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Source: Hazardous Materials Table (49 CFR §172.101) and Special Provisions (49 CFR §172.102), current as retrieved from eCFR.gov. View official table.