25-Hydroxyvitamin D3, 100µg/ml in MeOH, 1ml Back Catalog number: 10532.27-100-ME Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 3263.18-K-IO Methyl 10-cis-heptadecenoate , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 75190-82-8 Price on request 9685.8-K-IO Octamethylcyclotetrasiloxane, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 556-67-2 Price on request 11203.8-50-ME 1D,1D,2H,2H-1-Hydroxyperfluorooctane,50 µg/mL,MeOH,1mL, Price on request