Perchlorate Level 3 Back Catalog number: 59341 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3366.6-100MG 1,4-Dichlorobenzene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 106-46-7 Price on request 10113.18-50-IO 1,9-Dimethyl-7-ethylphenanthrene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 46870-52-4 Price on request 54521 Nitrate & Nitrite as N Price on request