UN/NA 3255 · tert-Butyl hypochlorite

Material name

3255 on a placard, orange panel or shipping paper

It points to the ERG 2024 entry “tert-Butyl hypochlorite” and to Guide 135. On a numbered orange panel, 3255 is the lower number (how to read an orange panel).

ERG 2024 markings for 3255

3255 is not highlighted in green (no Table 1 entry), and its guide number 135 has no P.

Entries near 3255

By number (yellow pages): before 3255 come UN/NA 3252 Difluoromethane (Guide 115); UN/NA 3253 Disodium trioxosilicate (Guide 154) and UN/NA 3254 Tributylphosphane (Guide 135); after it, UN/NA 3256 Elevated temperature liquid, flammable, n.o.s., with flash point above 37.8°C (100°F), at or above its flash point (Guide 128); UN/NA 3257 Elevated temperature liquid, n.o.s., at or above 100°C (212°F), and below its flash point (Guide 171) and UN/NA 3258 Elevated temperature solid, n.o.s., at or above 240°C (464°F) (Guide 171).

By name (blue pages): “tert-Butyl hypochlorite” comes after Terpene hydrocarbons, n.o.s. (UN/NA 2319, Guide 128) and Terpinolene (UN/NA 2541, Guide 128) and before tert-Butyl isocyanate (UN/NA 2484, Guide 155) and tert-Butylcyclohexyl chloroformate (UN/NA 2747, Guide 156).

Guide 135 · Library

Guide 135 covers 54 UN/NA numbers. The 12 around 3255 in the guide’s number order: UN/NA 3189 Metal powder, self-heating, n.o.s.; UN/NA 3190 Self-heating solid, inorganic, n.o.s.; UN/NA 3194 Pyrophoric liquid, inorganic, n.o.s.; UN/NA 3200 Pyrophoric solid, inorganic, n.o.s.; UN/NA 3205 Alkaline earth metal alcoholates, n.o.s.; UN/NA 3254 Tributylphosphane; UN/NA 3313 Organic pigments, self-heating; UN/NA 3341 Thiourea dioxide; UN/NA 3342 Xanthates; UN/NA 3391 Organometallic substance, solid, pyrophoric; UN/NA 3392 Organometallic substance, liquid, pyrophoric; UN/NA 3393 Organometallic substance, solid, pyrophoric, water-reactive.

Sources

• PHMSA · ERG 2024 · EN / ES / FR