17alpha-Ethynylestradiol,1000 µg/mL,MeOH,1mL, Back Catalog number: 3623.20-K-ME Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended 93887 EPA Method 8260 Volatiles Price on request 50793 Total Kjeldahl Nitrogen as N Price on request S-4415-20-100PE ISO 9377-2MOD Extraction Solvent Stock Solution I 20ul of n-Heptane and 20mg of n-Tetracontane solved in 1000ml n-Pentane Price on request