EPA Method 525.2 Pesticide Level 5 Back Catalog number: 92842 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 13100.5-10MG Chlormequat-1,1,2,2-d4 chloride, 10mg Price on request 97876 Dimethyl phthalate Price on request 10631.12-50-NN 1,2,3,7,8-Pentabromodibenzofuran,50 µg/mL,n-nonane,1mL, Price on request