Te, 1000 µg/mL in 5% HNO3, 500ml Back Catalog number: VHG-PTEN-500 Availability: In the manufacturer's stock Price on request - + Recommended 676734 D10-Chlorpyrifos, 20mg Price on request 93645 Volatile Standard Price on request 11424.8-100-ME Asulam,100 µg/mL,MeOH,1mL, Price on request