beta-Endosulfan, 100 µg/ml, Methanol, 1ml Back Catalog number: 679467 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 2255.31-50-IO 17 alpha(H),21ß(H)-(22RS)-Homohopane, 50µg/mL in Isooctane, 1ml Price on request 3754.20-K-AC 4-tert-Octylphenol triethoxylate,1000 µg/mL,acetone,1mL, Price on request S-4075-100-1.5DC n-Alkanes C10-C40 (even + some uneven) 24 Analytes, each 100µg/mL in dichloromethane; units: 1x5mL, 1x10mL in screw-capped bottle. This standard includes all the even n-paraffins C10-C40 + extra addition of some uneven n-paraffins C10-C40. C10 C17 Price on request