Work safely with chemicals Get guidance, permits and procedures for safe chemical use. Use the links below to access guidance and procedures for working safely with chemicals. Chemical inventory management Use ChemInventory to manage chemical inventories and Chemwatch to access safety data sheets (SDS). Hazardous chemicals and controlled substances Identify, label and manage hazardous chemicals safely and compliantly. Prohibited and restricted carcinogens Get authorisation and follow procedures for using prohibited and restricted carcinogens. Medicines and poisons Apply for approval and follow rules for using scheduled medicines and poisons. Spills and waste disposal Prepare and respond to spills and correctly dispose of waste.