Perchlorate Level 1 Back Catalog number: 59339 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended N-12741-25MG Oxydemeton-methyl, 25mg Price on request S-4054-5K-XYX5 Dibenzothiophene in Xylene Units: 5x1mL ampoule, 1x10mL screw cap bottle Chiron No. (Matrix) Concentration Isooctane Xylene White oil 3 cst µgS/g (ppm) Wt.% S-4055-0-IO S-4054-0-XY S Price on request 1888.11-100MG 1,2,3,4-Tetrahydro-2-naphthoic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 53440-12-3 Price on request