Hazora · Library
UN/NA 1017 · Chlorine
UN/NA 1017 · ERG 2024 · Guide 124
- UN/NA
- 1017
- Edition
- ERG 2024
ERG 2024 lists UN/NA 1017 (Chlorine) under Guide 124, titled “Gases - Toxic and/or Corrosive - Oxidizing”.
Material name
1017 on a placard, orange panel or shipping paper
It points to the ERG 2024 entry “Chlorine” and to Guide 124. On a numbered orange panel, 1017 is the lower number (how to read an orange panel).
ERG 2024 markings for 1017
1017 is highlighted in green, so ERG 2024 Table 1 (Initial Isolation and Protective Action Distances) has an entry for it: “Chlorine”. Hazora shows those distances in the app, not on this page. 1017 is also one of the six common TIH gases in Table 3, which covers large spills by container type. Its guide number 124 has no P.
Entries near 1017
By number (yellow pages): before 1017 come UN/NA 1012 Butylene (Guide 115); UN/NA 1013 Carbon dioxide (Guide 120) and UN/NA 1016 Carbon monoxide, compressed (Guide 119); after it, UN/NA 1018 Chlorodifluoromethane (Guide 126); UN/NA 1020 Chloropentafluoroethane (Guide 126) and UN/NA 1021 1-Chloro-1,2,2,2-tetrafluoroethane (Guide 126).
By name (blue pages): “Chlorine” comes after Chlorates, inorganic, n.o.s. (UN/NA 1461, Guide 140) and Chloric acid, aqueous solution, with not more than 10% chloric acid (UN/NA 2626, Guide 140) and before Chlorine dioxide, hydrate, frozen (UN/NA 9191, Guide 143) and Chlorine pentafluoride (UN/NA 2548, Guide 124).
Other names starting with “Chlorine”: Chlorine trifluoride (UN/NA 1749, Guide 124) and Chlorine, adsorbed (UN/NA 3520, Guide 173).
Guide 124 · Library
Guide 124 covers 15 UN/NA numbers. The 12 around 1017 in the guide’s number order: UN/NA 1045 Fluorine, compressed; UN/NA 1067 Dinitrogen tetroxide; UN/NA 1660 Nitric oxide, compressed; UN/NA 1749 Chlorine trifluoride; UN/NA 1975 Nitric oxide and dinitrogen tetroxide mixture; UN/NA 2190 Oxygen difluoride, compressed; UN/NA 2901 Bromine chloride; UN/NA 3083 Perchloryl fluoride; UN/NA 3303 Compressed gas, poisonous, oxidizing, n.o.s.; UN/NA 3306 Compressed gas, poisonous, oxidizing, corrosive, n.o.s.; UN/NA 3307 Liquefied gas, poisonous, oxidizing, n.o.s.; UN/NA 3310 Liquefied gas, poisonous, oxidizing, corrosive, n.o.s.
Source: ERG 2024 (U.S. DOT PHMSA, Transport Canada, SICT Mexico), for the initial phase of a transportation incident only. Hazora is not an official ERG publication and is not affiliated with or endorsed by these or any other government agencies.