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Explosive Precursors

The European Union regulation on the marketing and control of precursors came into effect in Northern Ireland on 2 September 2014.

Substances that are to be controlled fall into the three tiers below:

Tier 1

Tier 2

Tier 3

Ammonium Nitrate

Hydrogen Peroxide

Hexamine

Calcium Ammonium Nitrate

Nitromethane

Sulphuric Acid

Potassium Nitrate

Nitric Acid

Acetone

Sodium Nitrate

Potassium Chloride

Calcium Nitrate

Sodium Chlorate

Sodium Perchlorate

 

 

Potassium Perchlorate

 

 

Tier 1 chemicals are those which fall under the current Northern Ireland controlled substances licensing regime.

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