Spiking Standard #2 Back Catalog number: 50756 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10248.13-100MG 2,4-Dihydroxybenzophenone, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 131-56-6 Price on request 59045 Spike Solution #1 Price on request 2558.8-K-ME Styrene, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 100-42-5 Price on request