16 Any combination of chemicals from Items 12 to 15 where 1000kg or 10 000kg or none of the items exceeds the quantities in columns 4 or 1000L 10 000L 5 on their own 17 Pyrophoric liquids and Category 1 50kg or 50L 500kg or 4.2 (PG I) pyrophoric solids 500L 18 Self-heating substances and Category 1 250kg or 2500kg or 4.2 (PG II) mixtures 250L 2500L 19 Category 2 1000kg or 10 000kg or 4.2 (PG III) 10 000L 20 Any combination of chemicals from Items 17 to 19 where 1000kg or 10 000kg or none of the items exceeds the quantities in columns 4 or 1000L 10 000L 5 on their own 21 Substances in contact Category 1 50kg or 50L 500kg or 4.3 (PG I) with water emit flammable gas 500L 22 Category 2 250kg or 2500kg or 4.3 (PG II) 250L 2500L
16 Any combination of chemicals from Items 12 to 15 where none of the items exceeds the quantities in columns 4 or 5 on their own 1000kg or 1000L 10 000kg or 10 000L 17 Pyrophoric liquids and pyrophoric solids Category 1 50kg or 50L 500kg or 500L 4.2 (PG I) 18 Self-heating substances and mixtures Category 1 250kg or 250L 2500kg or 2500L 4.2 (PG II) 19 Category 2 1000kg or 10 000kg or 10 000L 4.2 (PG III) 20 Any combination of chemicals from Items 17 to 19 where none of the items exceeds the quantities in columns 4 or 5 on their own 1000kg or 1000L 10 000kg or 10 000L 21 Substances in contact with water emit flammable gas Category 1 50kg or 50L 500kg or 500L 4.3 (PG I) 22 Category 2 250kg or 250L 2500kg or 2500L 4.3 (PG II)
code_of_practice_-_managing_the_risks_of_hazardous_chemicals_0.docx