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UN 1942: AMMONIUM NITRATE

UN 1942 (AMMONIUM NITRATE) belongs to ADR class 5.1 (Oxidising substances). Packing group: III. Hazard identification number: 50. Tunnel restriction code: E.

Classification code
O2
Packing group
III
Warning labels
5.1
Hazard identification number (Kemler)The first digit is the main hazard (2 gas, 3 flammable liquid, 4 flammable solid, 5 oxidising, 6 toxic, 8 corrosive, 9 miscellaneous), the next digits are additional hazards, a repeated digit (e.g. 33) means an intensified hazard, an X before the number means a dangerous reaction with water.
50
Tunnel restriction code
E: Carriage is forbidden in category E tunnels.
Transport categoryThe transport category (0 to 4) sets the multiplier: according to ADR Check, category 1: multiplier 50, category 2: multiplier 3, category 3: multiplier 1, category 4: multiplier 0 (no limit), and category 0 means the exemption does not apply. Points are the net quantity (kg or L) times the multiplier.
3
Multiplier for the 1000-point limitPoints are the net quantity (kg or L) times the multiplier; a load total not exceeding 1000 points falls within the ADR 1.1.3.6 exemption.
1
Limited quantity (LQ)The largest quantity per inner packaging for which carriage can use the limited-quantity rules.
5 kg
Excepted quantity (EQ)A code indicating the limits for excepted quantities; its content is given in the text of ADR.
E1
Packing instructionsPacking instruction codes (e.g. P, IBC, R) indicate which packagings are permitted.
P002, IBC08, LP02, R001
Special packing provisionsCodes (e.g. PP, BB) add requirements to the packing instruction.
B3
Mixed packingCodes (MP) say how this substance may be packed together with others in one outer packaging.
MP10
Carriage in bulkThe codes indicate provisions on carriage, loading and unloading.
VC1, VC2, AP6, AP7
Loading, unloading and handlingThe codes indicate provisions on carriage, loading and unloading.
CV24
Operation of the vehicleCodes (e.g. S2, S20) indicate additional operating provisions for carriage.
S23

The content of the packing codes and the carriage provisions is in ADR, chapters 4.1 and 7.

Special provisions

  • 306: This entry may only be used for substances that are too insensitive for acceptance into Class 1 when tested in accordance with Test Series 2 (see Manual of Tests and Criteria, Part I).
  • 611: Ammonium nitrate containing more than 0.2 % combustible substances (including any organic substance calculated as carbon) is not to be accepted for carriage unless it is a constituent of a substance or article of Class 1.

Tools

Limited quantities (LQ) · 1000-point calculator · Load compatibility

Data: ADR Check (adr.exportsy.pl). Basis: European Agreement concerning the International Carriage of Dangerous Goods by Road (ADR). For guidance only, it does not replace the text of the Agreement or the assessment of a dangerous goods safety adviser (DGSA).