LC Caffeine Standards Kit, 6 x 10ml Back Catalog number: LCS-4045 Availability: In the manufacturer's stock Price on request - + Recommended 10535.27-50-ME 25-Hydroxyvitamin D3-d6 (Dimethyl 26,27-d6), 50µg/ml in MeOH, 1ml Price on request 2606.20-200-T 4,5-Dihydrobenzo[a]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 57652-66-1 Price on request 96508 Norbuprenorphine-D3 Price on request