Method 4 Standard 1 Back Catalog number: 93233 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 73677 3,6-Dichloropyridazine Price on request 679931 Dibenzosuberone, 100mg Price on request DF-2348-S 2,3,4,8-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request