Waste Disposal Procedures¶
1. Waste Classification¶
| Waste Type | Examples | Container | Label Color |
|---|---|---|---|
| Halogenated solvent waste | DCM, DMF with TFA | Glass or HDPE | Red |
| Non-halogenated solvent waste | ACN, methanol, ether | HDPE | Yellow |
| Aqueous acidic waste | Dilute TFA, piperidine solutions | HDPE | White |
| Solid chemical waste | Used resin, spent drying agent | Sealed bag/container | Black |
| Sharps | Needles, broken glass | Sharps container | Yellow |
2. Storage Requirements¶
| Requirement | Specification |
|---|---|
| Maximum storage | 3 months |
| Containers | Sealed, labeled, compatible with contents |
| Secondary containment | Spill tray for all liquid waste |
| Incompatible segregation | Acids separate from bases, oxidizers separate from flammables |
3. Disposal Procedure¶
- Segregate waste at point of generation
- Label container with waste type, contents, date, generator name
- Store in designated waste area
- Licensed waste contractor collects on scheduled basis
- Maintain waste manifest records