Multi-Element Check Standard Back Catalog number: 59001 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2574.26-5MG Benzo[a]pentacene, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 239-98-5 Price on request E4009-5G Eosin Y, Dye content ~99 %, 5g Price on request 2051.18-10K-DC 1-Chlorooctadecane, 10000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 3386-33-2 Price on request