Primary Container Labeling
A container used by the chemical manufacturer, distributor, or importer to store and transport hazardous chemicals.

Portable Container Labeling
Portable containers used to transfer, store, or apply hazardous chemicals. May include bottles, cans, boxes, and sprayers.

Secondary Container Labeling
Used by the employer to store, apply, and transport hazardous chemicals.

Stationary Container Labeling
Usually a large unmovable tank, vessel or barrel used to store hazardous chemicals.