EPA Method 625 Base/Neutrals Mix #4

Desfuroyl Ceftiofur Cysteine Disulfide (Contain 5% Ceftiofur), 1mg

Hexachlorophene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 70-30-4

Diamantane, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 2292-79-7