4,4’-DDE Back Catalog number: 79041 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EPA-23SS Surrogate Standard Solution, 1.2ml, nonane Price on request S-4415-20-5PEX5 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 71627 Methylcyclohexane Price on request