Index of Hazardous Materials

CAS/UN/NA-NumberNameHazard Class
UN 1591
CAS 95-50-1
o-Dichlorobenzene6.1
UN 1800
CAS 112-04-9
Octadecyltrichlorosilane8
UN 2309Octadiene3
UN 2422Octafluorobut-2-ene or Refrigerant gas R 13182.2
UN 1976Octafluorocyclobutane, or Refrigerant gas RC 3182.2
UN 2424Octafluoropropaneor Refrigerant gas R 2182.2
UN 1262
CAS 111-65-9
Octanes3
Octogen, etc. see Cyclotetramethylene tetranitramine, etc.
UN 0266Octolite or Octol, dry or wetted with less than 15 percent water, by mass1.1D
UN 0496Octonal1.1D
UN 1191
CAS 123-05-7
Octyl aldehydes3
UN 1801
CAS 5283-66-9
Octyltrichlorosilane8
UN 1071Oil gas, compressed2.3
Oleum, see Sulfuric acid, fuming
Organic peroxide type A, liquid or solidForbidden
UN 3101Organic peroxide type B, liquid5.2
UN 3111Organic peroxide type B, liquid, temperature controlled5.2
UN 3102Organic peroxide type B, solid5.2
UN 3112
CAS 105-64-6
Organic peroxide type B, solid, temperature controlled5.2
UN 3103
CAS 75-91-2
Organic peroxide type C, liquid5.2
UN 3113
CAS 78-18-2
Organic peroxide type C, liquid, temperature controlled5.2
UN 3104Organic peroxide type C, solid5.2
UN 3114Organic peroxide type C, solid, temperature controlled5.2
UN 3105
CAS 105-74-8
Organic peroxide type D, liquid5.2
UN 3115
CAS 105-64-6
Organic peroxide type D, liquid, temperature controlled5.2
UN 3106Organic peroxide type D, solid5.2
UN 3116Organic peroxide type D, solid, temperature controlled5.2
UN 3107Organic peroxide type E, liquid5.2
UN 3117
CAS 80-15-9
Organic peroxide type E, liquid, temperature controlled5.2
UN 3108Organic peroxide type E, solid5.2
UN 3118Organic peroxide type E, solid, temperature controlled5.2
UN 3109Organic peroxide type F, liquid5.2
UN 3119Organic peroxide type F, liquid, temperature controlled5.2
UN 3110Organic peroxide type F, solid5.2
UN 3120Organic peroxide type F, solid, temperature controlled5.2
NA 1955Organic phosphate, mixed with compressed gas or Organic phosphate compound, mixed with compressed gas or Organic phosphorus compound, mixed with compressed gas2.3
UN 3313Organic pigments, self-heating4.2
UN 3280Organoarsenic compound, liquid, n.o.s.6.1
UN 3465Organoarsenic compound, solid, n.o.s.6.1
UN 2762
CAS 1024-57-3
Organochlorine pesticides liquid, flammable, toxic, flash point less than 23 degrees C3
UN 2996Organochlorine pesticides, liquid, toxic6.1
UN 2995Organochlorine pesticides, liquid, toxic, flammable, flash point not less than 23 degrees C6.1
UN 2761Organochlorine pesticides, solid, toxic6.1
UN 3282Organometallic compound, liquid, toxic, n.o.s6.1
UN 3467Organometallic compound, solid, toxic, n.o.s6.1
UN 3392Organometallic substance, liquid, pyrophoric4.2
UN 3394Organometallic substance, liquid, pyrophoric, water-reactive4.2
UN 3398Organometallic substance, liquid, water-reactive4.3
UN 3399Organometallic substance, liquid, water-reactive, flammable4.3
UN 3391Organometallic substance, solid, pyrophoric4.2
UN 3393Organometallic substance, solid, pyrophoric, water-reactive4.2
UN 3400Organometallic substance, solid, self-heating4.2
UN 3395Organometallic substance, solid, water-reactive4.3
UN 3396Organometallic substance, solid, water-reactive, flammable4.3
UN 3397Organometallic substance, solid, water-reactive, self-heating4.3
UN 3278Organophosphorus compound, liquid, toxic, n.o.s6.1
UN 3464Organophosphorus compound, solid, toxic, n.o.s6.1
UN 3279Organophosphorus compound, toxic, flammable, n.o.s.6.1
UN 2784
CAS 10265-92-6
Organophosphorus pesticides, liquid, flammable, toxic, flash point less than 23 degrees C3
UN 3018Organophosphorus pesticides, liquid, toxic6.1
UN 3017Organophosphorus pesticides, liquid, toxic, flammable, flash point not less than 23 degrees C6.1
UN 2783
CAS 6923-22-4
Organophosphorus pesticides, solid, toxic6.1
UN 2788
CAS 1066-45-1
Organotin compounds, liquid, n.o.s.6.1
UN 3146Organotin compounds, solid, n.o.s.6.1
UN 2787
CAS 13356-08-6
Organotin pesticides, liquid, flammable, toxic, flash point less than 23 degrees C3
UN 3020Organotin pesticides, liquid, toxic6.1
UN 3019Organotin pesticides, liquid, toxic, flammable, flash point not less than 23 degrees C6.1
UN 2786Organotin pesticides, solid, toxic6.1
Orthonitroaniline, see Nitroanilines etc
UN 2471
CAS 20816-12-0
Osmium tetroxide6.1
NA 3082Other regulated substances, liquid, n.o.s9
NA 3077Other regulated substances, solid, n.o.s.9
UN 3098Oxidizing liquid, corrosive, n.o.s5.1
UN 3139Oxidizing liquid, n.o.s5.1
UN 3099Oxidizing liquid, toxic, n.o.s5.1
UN 3085Oxidizing solid, corrosive, n.o.s5.1
UN 3137Oxidizing solid, flammable, n.o.s5.1
UN 1479Oxidizing solid, n.o.s.5.1
UN 3100Oxidizing solid, self-heating, n.o.s.5.1
UN 3087Oxidizing solid, toxic, n.o.s.5.1
UN 3121Oxidizing solid, water reactive, n.o.s5.1
UN 2190
CAS 7783-41-7
Oxygen difluoride, compressed2.3
UN 3356Oxygen generator, chemical (including when contained in associated equipment, e.g., passenger service units (PSUs), portable breathing equipment (PBE), etc)5.1
NA 3356Oxygen generator, chemical, spent9
UN 1072
CAS 7782-44-7
Oxygen, compressed2.2
UN 1073Oxygen, refrigerated liquid (cryogenic liquid)2.2