DIN 38405-52 PDF
German standard methods for the examination of water, waste water and sludge – Anions (group D) – Part 52: Photometric determination of dissolved chromium(VI) in water (D 52)
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German standard methods for the examination of water, waste water and sludge – Anions (group D) – Part 52: Photometric determination of dissolved chromium(VI) in water (D 52)
Deutsches Institut Fur Normung E.V. (German National Standard) , 11/01/2020
DIN 38405-52 PDF
German standard methods for the examination of water, waste water and sludge – Anions (group D) – Part 52: Photometric determination of dissolved chromium(VI) in water (D 52)