Photometric determination of copper with DTPA
โ Scribed by F. Bermejo-Martinez; J. Rodriguez-Campos
- Publisher
- Elsevier Science
- Year
- 1966
- Tongue
- English
- Weight
- 512 KB
- Volume
- 11
- Category
- Article
- ISSN
- 0026-265X
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
sary to make absorbance measurements within 5 min of the time that the reduction is carried out, since the silicon heteropoly blue colour is found to be stable for at least 24 h. Details of the modified procedure are being published in the form of a reportd.
CHIMICA ACTA ' Standmd ~orof&,~lo~~dc sohtio?t, ro-5 M ltovic acid and 0.5 M ~lyd~of~~~o~~c acid. 20.45 ml of 0.5 l 10-3 M boric acid solution was diluted to I 1 with water. This solution and 22.5 ml of a 40% hydrofluoric acid solution were mixed in a polyethylene bottle A tJd, Chitn.