Method 504.1LFB Mix Back Catalog number: 94019 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 81511 Methyl Derivatives of Herbicides Price on request 0846.29-100-IO alpha alpha alpha (24R)-24-Methylcholest-3-ene and alpha alpha alpha (24R)-Ethylcholest-3-ene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 211423-39-9 / 376372-00-8 Price on request 11736.12-100-IO 2,2',3,3',5,6-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request