Calibration Standards Set Back Catalog number: 53016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679317 Carbophenothion-methyl, 100 µg/ml, Methanol, 1ml Price on request 1330.22-200-T Dibenz[a,h]anthracene-d14, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 13250-98-1 Price on request 677716 2,6-Dimethylphenol, 100 µg/ml, Acetonitrile, 1ml Price on request