25-Hydroxyvitamin D3-d6 (Dimethyl 26,27-d6) Back Catalog number: 10535.27-1MG Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 59381 Spiking Solution Price on request 3972.5-1ML sec-Butyl methyl ether, neat, Solvent-neat, Unit 1ml, # of units-1, Cas.no. 6795-87-5 Price on request 32079 EPA Method 549.1 Analytes Price on request