WS Formaldehyde Back Catalog number: 38195 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2984.8-K-ME 2,4-Dimethylhexane, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 589-43-5 Price on request C10862000 2-Butanone, certified, 1ml Price on request 2545.14-K-ME (+/-)Atenolol, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 29122-68-7 Price on request