Pentachlorophenol, 100 µg/ml, Methanol, 1ml Back Catalog number: 681686 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended H-159S 2,3-Benzanthracene, 50µg/ml in Toluene, 1ml Price on request 0013.16-100-T 1,3-Dinitropyrene, 100µg/ml in Toluene, 1ml Price on request 91899 EPA Method 507/8085 Pesticide Mix #1 Price on request