Interference Standard 4 Back Catalog number: 53041 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11113.8-50-ME 1,2-Dibromo-4-(1,2-dibromomethyl)cyclohexane,50 µg/mL,MeOH,1mL, Price on request 72217 Nifedipine Price on request S-4415-20-100PE ISO 9377-2MOD Extraction Solvent Stock Solution I 20ul of n-Heptane and 20mg of n-Tetracontane solved in 1000ml n-Pentane Price on request