Internal Standard for AB SIM Back Catalog number: 94516 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 672990 Medroxyprogesterone 17-acetate, 250mg Price on request PHTH-012S Decyl octyl phthalate, 100µg/ml in MeOH, 1ml Price on request 672862 Iprodione, 100mg Price on request