Nickel (Ni) Back Catalog number: 58128 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 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 1941.6-25G N-Methyl-N-(trimethylsilyl)trifluoroacetamide, neat, Solvent-neat, Unit 25g, # of units-1, Cas.no. 24589-78-4 Price on request C12194800 4,4´-Diamino-3,3´-dimethyldiphenyl methane, certified, 0.1g Price on request