Benzidine Back Catalog number: 43124 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0420.17-150-CY n-Heptadecane, ?13C: - 25.72, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 629-78-7 Price on request 8976.21-100-ME 3-Chloro-1,2-propandiol-1-monostearate-d5, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request MPFAC-HIF-IS Mass-Labelled PFAS Injection Standard Solution/Mixture , 1.2mL, methanol Price on request