25-Hydroxyvitamin D2 (95%) Back Catalog number: 10534.28-1MG Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 675777 Norflurazon, 100 µg/ml, Ethyl acetate, 5ml Price on request 9127.12-K-ME Tri-n-butyltin-d27 chloride, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1257647-76-9 Price on request 0921.15-500-IO Guaiazulene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 489-84-9 Price on request