Calibration Standard Kit Back Catalog number: 53090 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11703.12-100-IO 2,3',5,5'-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request D558000 Doxorubicin Hydrochloride, 250mg Price on request 22213 EPA Method 8260B Internal Standard Price on request