Ammonium nitrate based Fertilizer MHB


Mandatory application of this schedule: 

1. This entry covers ammonium nitrate based fertilizers of uniform mixtures of nitrogen with or without potash and/or phosphate within the following composition limits:


  •  not more than 70% ammonium nitrate (AN) and not more than 0.4% total combustible organic material calculated as carbon or
  •  not more than 45% AN and unrestricted combustible material; and
  • both the AN content is equal to or greater than 20% and the chloride content is equal to or greater than 2% .

( BIMCO's explanatory note: It must contain not more than 70%  (≤ 70%) AN with not more than 0.4 % (≤ 0.4%) total combustible organic material calculated as carbon or not more than 45% (≤ 45%) AN and unrestricted combustible material. In both cases, the AN must be equal or greater than 20% (≥ 20%) and chloride content has to be equal or greater than 2% (≥ 2%) . 


2. Shipper's Declaration: the shipper shall declare the ammonium nitrate content and the chloride content in accordance with 4.2 of the IMSBC Code.


3.Important note: the provisions of this schedule would not apply to fertilizers with the above composition limits, that have been assigned class 9 due to the hazard of self-sustaining decomposition based on the results of the trough test (referred to in the UN Manual of Tests and Criteria part III, section 39.


These fertilizers are non-cohesive when dry. In form of crystals, granules or prills. Wholly or partly soluble in water. Common products listed under this schedule are compound NPK/NK fertilizers. Bulk density: 1,000 to 1,200 kg/m3.

Trade Names (Synonyms)
NPK Fertilizers, NK Fertilizers


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