Reagenčná súprava na stanovenie siričitanov, 0,1 - 5,0 mg/l SO3

Kat. číslo produkta: HPT430
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DTNB (5,5'-dithiobis-(2-nitrobenzoic acid) reacts with sulfite to form a yellow complex. The measurement wavelength is 435 nm. Method range is 0.1 - 5.0 mg/L (higher with dilution). 100 tests.