This 500mL (16 ounce) Right-To-Know safety acetone wash bottle is molded of low-density polyethylene with polypropylene closure for greater chemical resistance. The bottle is self-venting and the non-metallic vent keeps contents in bottle with no risk of solvent leakage. The bottle features the silk-screened 'acetone' label the International Chemical Society (ICS) chemical formula and Chemical Abstract Service (CAS) number. To prevent cross-contamination each bottle has a color bar which corresponds to the same-colored closure. Chemical: acetone. Material: LDPE with PP closure. Closure size: 28mm. Capacity: 500mL. Nalgene #: 2425-0501.