Endosulfan sulfate (13C9), 100µg/mL in Nonane, 1,2 Back Catalog number: CLM-7531-1.2 Availability: In the manufacturer's stock Price on request - + Recommended 70922 4,4’-Oxydianiline Price on request L20018900IO PCB No. 189, 10µg/ml in Isooctane, 10ml Price on request 30009 EPA Method 503.1 VOC's Price on request