Reagecon

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chemical oxygen demand cod reagent 1% w

electrode filling solutiondouble junct

ph buffer solution ph 7.000 (yellow) +

sodium sulphite 5% zero dissolved oxyge

0.05 mg/l c from nist khp total organic

0.06 mg/l c from nist khp total organic

0.07 mg/l c from nist khp total organic

0.08 mg/l c from nist khp total organic

0.09 mg/l c from nist khp total organic

0.1 mg/l c as 1,4- benzoquinone total or

0.1 mg/l c as sucrose total organic carb

0.1 mg/l c from nist khp total organic c

0.1% ammonium chloride resistivity solut

0.2 m sodium phosphate mobile phase buff

0.2 mg/l c as khp total organic carbon (

0.25 mg/l c from nist khp total organic

0.25 mg/l c from nist khp total organic

0.25 mg/l c from nist khp total organic