TABLE III. ALLOWABLE CONTAINER SIZE FOR STORAGE OF FLAMMABLE AND COMBUSTIBLE LIQUIDS
FLAMMABLE LIQUIDS (*) COMBUSTIBLE LIQUIDS
Class IA Class IB Class IC Class II Class IIIA
Container L Gal L Gal L Gal L Gal L Gal
Glass  0.5  0.12  1.0  0.25  4.0  1.0  4.0  1.0  4.0  1.0 
Metal or Approved Plastic  4.0  1.0  20.0  5.0  20.0  5.0  20.0  5.0  20.0  5.0 
Safety Cans  7.5  2.0  20.0  5.0  20.0  5.0  20.0  5.0  20.0  5.0 

* Glass containers as large as 1 gallon ( 3.785L) are permitted when storing class IA liquids if needed and if the liquid is not compatible with metal or plastic containers and if the purity of the reagent would be adversely affected by storage in metal or plastic containers.