UN/NA 2834 · Phosphorous acid

Material name

2834 on a placard, orange panel or shipping paper

It points to the ERG 2024 entry “Phosphorous acid” and to Guide 154. On a numbered orange panel, 2834 is the lower number (how to read an orange panel).

ERG 2024 markings for 2834

2834 is not highlighted in green (no Table 1 entry), and its guide number 154 has no P.

Entries near 2834

By number (yellow pages): before 2834 come UN/NA 2829 Caproic acid (Guide 153); UN/NA 2830 Lithium ferrosilicon (Guide 139) and UN/NA 2831 1,1,1-Trichloroethane (Guide 160); after it, UN/NA 2835 Sodium aluminum hydride (Guide 138); UN/NA 2837 Bisulfates, aqueous solution (Guide 154) and UN/NA 2838 Vinyl butyrate, stabilized (Guide 129P).

By name (blue pages): “Phosphorous acid” comes after Phosphoric acid, solid (UN/NA 3453, Guide 154) and Phosphoric acid, solution (UN/NA 1805, Guide 154) and before Phosphorus heptasulfide, free from yellow and white phosphorus (UN/NA 1339, Guide 139) and Phosphorus heptasulphide, free from yellow and white phosphorus (UN/NA 1339, Guide 139).

Guide 154 · Library

Guide 154 covers 127 UN/NA numbers. The 12 around 2834 in the guide’s number order: UN/NA 2801 Dye, liquid, corrosive, n.o.s.; UN/NA 2802 Copper chloride; UN/NA 2811 Poisonous solid, organic, n.o.s.; UN/NA 2812 Sodium aluminate, solid; UN/NA 2817 Ammonium bifluoride, solution; UN/NA 2818 Ammonium polysulfide, solution; UN/NA 2837 Bisulfates, aqueous solution; UN/NA 2859 Ammonium metavanadate; UN/NA 2863 Sodium ammonium vanadate; UN/NA 2865 Hydroxylamine sulfate; UN/NA 2904 Chlorophenolates, liquid; UN/NA 2905 Chlorophenolates, solid.

Sources

• PHMSA · ERG 2024 · EN / ES / FR