Semi-Volatile Mix Back Catalog number: 95212 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11809.12-50-NN 2,3,7,8-Tetrachlorodibenzofuran,50 µg/mL,n-nonane,1mL, Price on request 33259 Dibromoacetic acid Price on request P-028S o,p'-DDT, 100µg/ml in MeOH, 1ml Price on request