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Tag Archives: Chromate Standard Test

ชุดทดสอบโครเมท Standard Test (0.1 – 6.0 mg/l CrO42- / 0.1 – 3.0 mg/l Cr(VI))

NANOCOLOR® Chromate Photometric determination of chromate Photometric determination with diphenylcarbazide. In acidic medium, chromate ions react with diphenylcarbazide to form a red-violet colour complex. Chromium(III) ions are not determined unless they are converted to Cr(VI) by silver-catalysed oxidation with ammonium peroxodisulphate/ sulphuric acid. Read More »

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