BTEX (20 µg/mL) Back Catalog number: 98518 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-1247-S 1,2,4,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 12348.10-100-ME Monoethyl phthalate-3,4,5,6-d4, 100µg/ml in MeOH, 1ml Price on request 70330 Allyl alcohol Price on request