Principle of compatibility
- wastes from different subgroups can’t be placed in the same transit container for transport
- prevent mixing between incompatible chemicals during transport
Lab pack
- falls under the small quantities exclusion
- less than 5L or 5kg /year
- can store up to 1 year
- based on the principle of compatibility
Classifying waste
- separate solids from liquids
- separate subgroups
- mercury containing gets it own package (includes separating different subgroups)
- perchloric acid, sulfuric acid, nitric acid, beryllium chemicals and cyanide solids and liquids separate
- pcbs
- class 9
Waste container labeling
- when in use labelled with WHMIS
- when transported labelled with TDG
Transit container max sizes
Drum- 23L
Pail- 5L
Waste container requirements
2” has to be present between waste containers
Maximum of 3 layers
Packing material
Vermiculite
Should be a 40:60% ratio in each transit container
Why use vermiculite as packing
- breakage prevention
- fire retardant
- absorbent
- light weight
Put on bottom, between layers and on top of drum
Transit container closure
Drum inventory sheets are enclosed, placed on lid, gasket and ring on the drum and close
Transit container labeling
Label showing drum #, proper shipping name, PIN, class and label of the generator. Also need a TSG placard and drum inventory sheet
3 types of documentation that must accompany labpack transit container
Manifest form
Waste classification certificate
Drum inventory sheets
