Penthiopyrad, 100µg/ml in Acetonitrile, 1ml Back Catalog number: 685752 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 684219 N-Nitrosodimethylamine NDMA, 100 µg/ml, Methanol, Price on request 20022 Chlordane, 1000µg/ml in Hexane, 1ml Price on request ACQ-AQ15-030 Ethanol standard in water,1.5g/L,water, 3mL Price on request