Explosive precursor regulations

If Ammonium Nitrate is in the blend/compound:

0.1% to 15.99% Nitrogen is derived from Ammonium Nitrate - Reportable

16% & above Nitrogen is derived from Ammonium Nitrate – Regulated (Photo ID required)

Regulated Fertiliser (Photo ID required)

Nitram and other Ammonium Nitrate straights

27N + 12SO3/24N + 14SO3 compounds

22-00-12+9SO3 blend

24-04-04+10SO3 blend

26N + 18SO3 blend


Reportable Fertiliser

ASN compounds 26N + 31SO3/26N + 37SO3

Other NPKs containing 27N + 12SO3 as N source below other than the regulated blends as previously stated

e.g. 20-10-10+7SO3, 20-04-14+8SO3, 16-16-16+4SO3, 14-14-21+4SO3, 13-13-20+7SO3, 12-15-20+7SO3


Not Applicable

Ammonium Sulphate 21N + 60SO3

Urea based Nitrogen Grades

DAP 18-46-00

Low NPKs with N source from DAP

e.g. 08-21-21+2MgO+4.5CaO+13SO3, 6.5-16-24+2MgO+5CaO+15SO3, 05-26-26, 10-26-26, 05-20-30, 05-24-24

Zero N Blends & Straights

For any further information, please contact us on 01243 755630 or alternatively email fertorders@bartholomews.co.uk