Semi-Volatile Standard Back Catalog number: 93959 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-1239-S 1,2,3,9-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request T795350 3,3’,5’-Triiodo-L-thyronine, 10mg Price on request 95305 Paraquat-d8 Price on request