Tuning Solution Low Concentration Back Catalog number: 50442 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66145 PCB No. 145, 100µg/ml in Isooctane, 1ml Price on request 2625.34-10UG 17 alpha(H),21ß(H)-(22RS)-Tetrakishomohopane , neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 67069-13-0 Price on request S-4059-0-10B Thiophene in Thiophene-free Benzene Units: 5x1mL ampoule, 10mL screw-capped bottle Chiron No. Concentration Light White Mineral Oil µg thiophene/g (20 cSt at 40°C) Price on request