pH 4.0 Standard @ 25°C Back Catalog number: 59468 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended M0600905 Metamizole impurity A, 15mg Price on request DF-1367-S 1,3,6,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 1536.18-K-TX5 m-Terphenyl-d14, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 17714-84-0 Price on request