alpha-HCH, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678422 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 8777.27-100-IO Isopropylated trisphenyl phosphate (techn.); A detailed analytical certificate stating the degree of isopropylation is included,100 µg/mL,isooctane,1mL, Price on request 38231 SemiVolatile in Water PT Price on request 674996 PSA-GCB-Mix 4 Price on request