Internal Standard Back Catalog number: 90396 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended N378012 2-Naphthylamine-d7, 5mg Price on request 679726 Phorate-sulfone, 100 µg/ml, Cyclohexane, 1ml Price on request S-4213-800-100PE 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 Price on request