CLP Volatile BTEX Standard Back Catalog number: 21001 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0913.29-100-IO alphaßß (20S,24RS)-24-Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 2207.18-10MG 1-Fluoro-3-hydroxychrysene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. Price on request 8909.14-100-T 5-Methyl-2,2',4,4'-tetrachlorodiphenylmethane Price on request