UN 1823

UN 1823 is the transport identification number used for Sodium Hydroxide in our database. It appears in Section 14 of the SDS, on shipping papers and on hazmat placards and labels.

Proper shipping name

• UN 1823; Sodium hydroxide, solid

DOT hazard classification

• Caustic soda, (etc.) see Sodium hydroxide etc
• Sodium hydroxide, solid
• UN1823

Emergency Response Guidebook

• 1823 154

Transport data from NOAA CAMEO Chemicals, HSDB and other sources via PubChem. Always confirm against 49 CFR 172.101 and the current ERG.