Multi-Element Calibration Standard-4 Back Catalog number: 50013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682911 Allethrin, 100 µg/ml, Acetonitrile, 5ml Price on request 73577 2-Octyl-4-isothiazolin-3-one Price on request 0957.14-500-IO 1,3-Dimethyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 31317-15-4 Price on request