o,p'-DDD, 200µg/ml in Isooctane, 1ml

ISO 9377-2 Test for Suitability of Fluorisil Test with stearyl stearate to determine the separation of polar compounds Ready to use solutions Units: 1x25mL, 5x25mL, 10x25mL, 1x100mL Stearyl stearate test solution, 2mg/mL (S-4134) 10mL Extraction

VOA Standard

12.880 µS/cm conductivity solution (box of 25x20mL sachet)