Hazora · Library
UN/NA 1670 · Perchloromethyl mercaptan
UN/NA 1670 · ERG 2024 · Guide 157
- UN/NA
- 1670
- Edition
- ERG 2024
ERG 2024 lists UN/NA 1670 (Perchloromethyl mercaptan) under Guide 157, titled “Substances - Toxic and/or Corrosive (Non-Combustible/Water-Sensitive)”.
Material name
1670 on a placard, orange panel or shipping paper
It points to the ERG 2024 entry “Perchloromethyl mercaptan” and to Guide 157. On a numbered orange panel, 1670 is the lower number (how to read an orange panel).
ERG 2024 markings for 1670
1670 is highlighted in green, so ERG 2024 Table 1 (Initial Isolation and Protective Action Distances) has an entry for it: “Perchloromethyl mercaptan”. Hazora shows those distances in the app, not on this page. Its guide number 157 has no P.
Entries near 1670
By number (yellow pages): before 1670 come UN/NA 1664 Nitrotoluenes, liquid (Guide 152); UN/NA 1665 Nitroxylenes, liquid (Guide 152) and UN/NA 1669 Pentachloroethane (Guide 151); after it, UN/NA 1671 Phenol, solid (Guide 153); UN/NA 1672 Phenylcarbylamine chloride (Guide 151) and UN/NA 1673 Phenylenediamines (Guide 153).
By name (blue pages): “Perchloromethyl mercaptan” comes after Perchloric acid, with not more than 50% acid (UN/NA 1802, Guide 157) and Perchloroethylene (UN/NA 1897, Guide 160) and before Perchloryl fluoride (UN/NA 3083, Guide 124) and Perfluoro(ethyl vinyl ether) (UN/NA 3154, Guide 115).
Guide 157 · Library
Guide 157 covers 58 UN/NA numbers. The 12 around 1670 in the guide’s number order: UN/NA 1549 Antimony compound, inorganic, solid, n.o.s.; UN/NA 1560 Arsenic chloride; UN/NA 1565 Barium cyanide; UN/NA 1575 Calcium cyanide; UN/NA 1588 Cyanides, inorganic, solid, n.o.s.; UN/NA 1626 Mercuric potassium cyanide; UN/NA 1679 Potassium cuprocyanide; UN/NA 1680 Potassium cyanide, solid; UN/NA 1689 Sodium cyanide, solid; UN/NA 1730 Antimony pentachloride, liquid; UN/NA 1731 Antimony pentachloride, solution; UN/NA 1732 Antimony pentafluoride.
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.