| Column 1 | CAS number (see note 22) | Column 2 | Column 3 |
|---|---|---|---|
| Qualifying quantity in tonnes of dangerous substances for the application of: | |||
| Dangerous substances | |||
| Lower tier requirements | Upper tier requirements | ||
| 1. Ammonium nitrate (see note 13) | - | 5,000 | 10,000 |
| 2. Ammonium nitrate (see note 14) | - | 1,250 | 5,000 |
| 3. Ammonium nitrate (see note 15) | - | 350 | 2,500 |
| 4. Ammonium nitrate (see note 16) | - | 10 | 50 |
| 5. Potassium nitrate (see note 17) | - | 5,000 | 10,000 |
| 6. Potassium nitrate (see note 18) | - | 1,250 | 5,000 |
| 7. Arsenic pentoxide, arsenic (V) acid and/or salts | 1303-28-2 | 1 | 2 |
| 8. Arsenic trioxide, arsenious (III) acid and/or salts | 1327-53-3 | 0.1 | |
| 9. Bromine | 7726-95-6 | 20 | 100 |
| 10. Chlorine | 7782-50-5 | 10 | 25 |
| 11. Nickel compounds in inhalable powder form: nickel monoxide, nickel dioxide, nickel sulphide, trinickel disulphide, dinickel trioxide | - | 1 | |
| 12. Ethyleneimine | 151-56-4 | 10 | 20 |
| 13. Fluorine | 7782-41-4 | 10 | 20 |
| 14. Formaldehyde (concentration ≥ 90 %) | 50-00-0 | 5 | 50 |
| 15. Hydrogen | 1333-74-0 | 5 | 50 |
| 16. Hydrogen chloride (liquefied gas) | 7647-01-0 | 25 | 250 |
| 17. Lead alkyls | - | 5 | 50 |
| 18. Liquefied flammable gases, Category 1 or 2 (including LPG) and natural gas (see note 19) | - | 50 | 200 |
| 19. Acetylene | 74-86-2 | 5 | 50 |
| 20. Ethylene oxide | 75-21-8 | 5 | 50 |
| 21. Propylene oxide | 75-56-9 | 5 | 50 |
| 22. Methanol | 67-56-1 | 500 | 5,000 |
| 23. 4, 4′-Methylene bis (2-chloraniline) and/or salts, in powder form | 101-14-4 | 0.01 | |
| 24. Methylisocyanate | 624-83-9 | 0.15 | |
| 25. Oxygen | 7782-44-7 | 200 | 2,000 |
26. 2,4 -Toluene diisocyanate 2,6 -Toluene diisocyanate | 584-84-9 91-08-7 | 10 | 100 |
| 27. Carbonyl dichloride (phosgene) | 75-44-5 | 0.3 | 0.75 |
| 28. Arsine (arsenic trihydride) | 7784-42-1 | 0.2 | 1 |
| 29. Phosphine (phosphorus trihydride) | 7803-51-2 | 0.2 | 1 |
| 30. Sulphur dichloride | 10545-99-0 | 1 | |
| 31. Sulphur trioxide | 7446-11-9 | 15 | 75 |
| 32. Polychlorodibenzofurans and polychlorodibenzodioxins (including TCDD), calculated in TCDD equivalent (see note 20) | - | 0.001 | |
| 33. The following CARCINOGENS or the mixtures containing the following carcinogens at concentrations above 5% by weight: 4-Aminobiphenyl and/or its salts, Benzotrichloride, Benzidine and/or salts, Bis (chloromethyl) ether, Chloromethyl methyl ether, 1,2-Dibromoethane, Diethyl sulphate, Dimethyl sulphate, Dimethylcarbamoyl chloride, 1,2-Dibromo-3-chloropropane, 1,2-Dimethylhydrazine, Dimethylnitrosamine, Hexamethylphosphoric triamide, Hydrazine, 2- Naphthylamine and/or salts, 4-Nitrodiphenyl, and 1,3 Propanesultone | - | 0.5 | 2 |
34. Petroleum products and alternative fuels (a) gasolines and naphthas, (b) kerosenes (including jet fuels), (c) gas oils (including diesel fuels, home heating oils and gas oil blending streams), (d) heavy fuel oils, (e) alternative fuels serving the same purposes and with similar properties as regards flammability and environmental hazards as the products referred to in points (a) to (d) | - | 2,500 | 25,000 |
| 35. Anhydrous ammonia | 7664-41-7 | 50 | 200 |
| 36. Boron trifluoride | 7637-07-2 | 5 | 20 |
| 37. Hydrogen sulphide | 7783-06-4 | 5 | 20 |
| 38. Piperidine | 110-89-4 | 50 | 200 |
| 39. Bis(2-dimethylaminoethyl) (methyl)amine | 3030-47-5 | 50 | 200 |
| 40. 3-(2-Ethylhexyloxy)propylamine | 5397-31-9 | 50 | 200 |
| 41. Mixtures of sodium hypochlorite classified as Aquatic Acute Category 1 [H400] containing less than 5% active chlorine and not classified under any of the other hazard categories in Part 1 of this Schedule, provided that the mixture in the absence of sodium hypochlorite would not be classified as Aquatic Acute Category 1 [H400]. | - | 200 | 500 |
| 42. Propylamine (see note 21) | 107-10-8 | 500 | 2,000 |
| 43. Tert-butyl acrylate (see note 21) | 1663-39-4 | 200 | 500 |
| 44. 2-Methyl-3-butenenitrile (see note 21) | 16529-56-9 | 500 | 2,000 |
| 45. Tetrahydro-3,5-dimethyl-1,3,5-thiadiazine-2-thione (Dazomet) (see note 21) | 533-74-4 | 100 | 200 |
| 46. Methyl acrylate (see note 21) | 96-33-3 | 500 | 2,000 |
| 47. 3-Methylpyridine (see note 21) | 108-99-6 | 500 | 2,000 |
| 48. 1-Bromo-3-chloropropane (see note 21) | 109-70-6 | 500 | 2,000 |