QC for Chloride and Sulfate Anions Back Catalog number: 59174 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72345 1-(3,5-Dichlorophenyl)urea Price on request 70630 Deltamethrin, 1000µg/ml in HE :acetone [9:1], 1ml Price on request 673686 Pyrazophos, 100 µg/ml, Ethyl acetate, 5ml Price on request