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HomeUN NumbersDivision 5.2 — Organic Peroxide

Hazard Class 5.2

Division 5.2 — Organic Peroxide

21 UN Numbers

Organic peroxide (Division 5.2) is any organic compound containing oxygen in the bivalent -O-O- structure and which may be considered a derivative of hydrogen peroxide, where one or more of the hydrogen atoms have been replaced by organic radicals.

Source: 49 CFR 173.128 (eCFR).

UN NumberProper Shipping NamePacking Group
UN3101Organic peroxide type B, liquid—
UN3102Organic peroxide type B, solid—
UN3103Organic peroxide type C, liquid—
UN3104Organic peroxide type C, solid—
UN3105Organic peroxide type D, liquid—
UN3106Organic peroxide type D, solid—
UN3107Organic peroxide type E, liquid—
UN3108Organic peroxide type E, solid—
UN3109Organic peroxide type F, liquid—
UN3110Organic peroxide type F, solid—
UN3111Organic peroxide type B, liquid, temperature controlled—
UN3112Organic peroxide type B, solid, temperature controlled—
UN3113Organic peroxide type C, liquid, temperature controlled—
UN3114Organic peroxide type C, solid, temperature controlled—
UN3115Organic peroxide type D, liquid, temperature controlled—
UN3116Organic peroxide type D, solid, temperature controlled—
UN3117Organic peroxide type E, liquid, temperature controlled—
UN3118Organic peroxide type E, solid, temperature controlled—
UN3119Organic peroxide type F, liquid, temperature controlled—
UN3120Organic peroxide type F, solid, temperature controlled—
UN3545Articles containing organic peroxide, n.o.s.—

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