TMPyP [=α,β,γ,δ-Tetrakis(1-methylpyridinium-4-yl)porphyrin p-Toluenesulfonate] [Ultra-high sensitive spectrophotometric reagent for Cu, Mg] [For the simultaneous determination of metals by HPLC]
CPC Monohydrate (=Cetylpyridinium Chloride Monohydrate) [Ion association reagent for extraction photometric analysis and sensitizer in photometric determination of metals]