4,4'-DDE, 100mg Back Catalog number: 674983 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 72268 Thiamine Price on request C16174400 Phthalic acid, bis-methylglycol ester, certified, 0.25g Price on request 3345.7-100-AN Chlorpyrifos-methyl, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 5598-13-0 Price on request