Chemical Safety
Department of Chemical Engineering, IITH
Chemical & Bio-Waste Disposal
Segregation Instructions
Store the following separately:
Acids
Bases
Solvents
Waste/Used Oils
Solids (Agar/Silica)
Sharps (Glass/Metal)
• Liquid Waste: Store ONLY in 1L or 2.5L bottles (compatible with crates).
• Tagging: Attach "Hazardous Chemical Waste Tag" immediately upon collection.
• Removal: Request removal when bottle is 80% full. Do not submit half-filled bottles.
• Transport: Use trolleys. Never carry bottles by hand.
• Disposal Cycle: Sent to RAMKY once every 3 months.
Critical Notes:
- Incompatible chemical wastes must not be mixed.
- Best container is the original chemical bottle (deface label).
- Glass is preferred; metal/plastic usually not recommended.
- Check for leaks (including lids).
Gas Cylinder Safety
Storage
- Upright position and chained to wall.
- Well ventilated area, away from exits/heat/corrosives.
- Mark empty cylinders "EMPTY" and store separately.
- Flammables must be 6 meters from Oxygen cylinders.
- Toxic gases in gas cabinets.
Usage
- Refer to MSDS before use.
- Never apply excessive force to valves.
- Use soap/water for leak check. No flames.
- Oxygen + Oil = Explosion. Keep O2 regulators grease-free.
- Close valve when finished.
Transporting
Valve Closed Regulator Removed Cylinder Capped Secure in Cart with Chain
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Downloads
Emergency Contacts
Health Center:101
Fire Station (Sangareddy):
08455 241877
99637 48770
Fire Station (Patancheru):
08455 242099
095810 12077