Group I Elements Starter Kit Back Catalog number: 52253 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59417 Cations Mix + N-Methyldiethanolamine Price on request 2453.7-K-IP 2,6-Dinitroanisole, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 3535-67-9 Price on request 0136.12-K-IO 3-n-Octylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 65016-62-8 Price on request