25-Hydroxyvitamin D2 (95%) Back Catalog number: 10534.28-100-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 0888.13-500-IO 2-Methyldiphenylsulfide, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 13963-35-4 Price on request S-4141-10-IO Nitrogen Calibration Set-High Boiling Solvents Units: 1x1mL ampoules or 10mL screw-capped bottle Nitrogen introduced using Carbazole Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4141-0 Blank S-4141-03 Price on request 3285.21-K-IO Methyl 8-cis,11-cis,14-cis-eicosatrienoate , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 21061-10-9 Price on request