Cyprosulfamide, 100µg/mL in Acetonitrile, 1ml Back Catalog number: A11915000AL-100 Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-J Mass-Labelled PCDD Internal Standard Solution, 1.2ml, nonane Price on request 679445 Dieldrin, 100 µg/ml, Methanol, 1ml Price on request M10031B 1,413 µS/cm conductivity solution (box of 25x20mL sachet) Price on request