Sudan 4, certified, 0.25g Back Catalog number: C16986104 Availability: In the manufacturer's stock Price on request - + Recommended 9454.3-100-ME Acrylamide-d5, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 10815-65-4 Price on request 9449.12-100 Endrin ketone, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 53494-70-5 Price on request S-4055-25-10IO Sulfur Calibr. Mix. Dibenzothiophene in Isooctane. 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 Price on request