delta-HCH, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678424 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended X9144 Nitrobenzene Price on request 10223.14-K-ME n-Heptyl 4-hydroxybenzoate, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1085-12-7 Price on request 67021 Antioxidants Price on request