Spiking Standard 1 Back Catalog number: 53069 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1527.12-50-NN Dibenzo-p-dioxin-d8,50 µg/mL,n-nonane,1mL, Price on request 79211 Ethion Price on request 11621.23-10MG Finasteride,neat,neat,10mg, Price on request