BTEX Standard Back Catalog number: 94133 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52073 Spiking Standards Kit Price on request 8828.28-10MG 24S-Methyl-5 alpha(H)-cholestan-3ß-ol, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. Price on request 0974.29-100-IOX10 d4 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. Price on request