Spiking Standard 1 Back Catalog number: 52069 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70102 2,4’-DDT, 1000µg/ml in MeOH, 1ml Price on request 0983.21-10-IO d3 C21Monoaromatic Sterane (5 alpha(H)/5ß(H)), 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 50110E TOC Calibration Standard Price on request