Anion Standard Back Catalog number: 59970 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52085 QC Standard 2 Price on request 11756.12-100-IO 2,2',3,3',4,5,5'-Heptachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 679577 Picric acid, 100 µg/ml, Acetonitrile, 10ml Price on request