Syringe Standard Solution, 1.2ml, nonane Back Catalog number: EN-1948IS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 684991 2,2'-Dihydroxy-4,4'-dimethoxybenzophenone-5,5'-dis Price on request 93188 EPA Method 528 Internal Standard Price on request 70102 2,4’-DDT, 1000µg/ml in MeOH, 1ml Price on request