Mercury - Instrument Grade, Quadruple Distilled

Mercury is distilled four times in separate vacuum distillation units. Mercury is never reintroduced to the still bottoms of a prior stage of production. This quadruple distallation yields the highest purity commercially available in the world market. All mercury purchased, from 1 pound to hundreds of thousands of pounds, is the same high purity. Guaranteed 99.9995%. This item meets ACS grade requirements.