assay
≥99.0% (TLC), ≥99.0%
quality
for spectrophotometric det. of Co, Fe
technique(s)
UV/Vis spectroscopy: suitable
ign. residue
≤1%
mp
140-145 °C (dec.)
SMILES string
Oc1c(cc(c2ccccc12)S(O)(=O)=O)N=O
Other Notes
测定钴
法规信息
新产品
此项目有
S Motomizu et al.
Talanta, 29(2), 89-94 (1982-02-01)
The importance of selecting the most suitable counter-cation in the solvent extraction-spectrophotometric determination of an anionic metal chelate containing a sulphonic acid group is demonstrated and discussed. In the case of cobalt and 2-nitroso-1-naphthol-4-sulphonic acid (nitroso-NW acid), the most suitable
S. Motomizu et al.
Analytica Chimica Acta, 120, 267-267 (1980)
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