ECH Standard Back Catalog number: 92141 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-2467-S 2,4,6,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 2123.12-100-T 2-Hydroxydibenzothiophene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 22439-65-2 Price on request 2529.13-100MG 2-Acetyl-6-methoxynaphthalene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 3900-45-6 Price on request