di-Ammonium Hydrogen Orthophosphate AR 500g

$35.89 $56.35
It is used a laboratory analytical reagent for research purposesAnalysis NotesAssay (acidimetric): ≥ 99.0 % Insoluble matter: ≤ 0.005 % pH-value (5 %; water; 25 °C): 7.8 – 8.1 pH-value (20 %; water): about 8 Chloride (Cl): ≤ 0.0005 % Nitrate (NO₃): ≤ 0.001 % Sulfate: ≤ 0.004 % Heavy metals (as Pb): ≤ 0.0005 % Ca (Calcium): ≤ 0.001 % Fe (Iron): ≤ 0.001 % K (Potassium): ≤ 0.001 % Mg (Magnesium): ≤ 0.0005 % Na (Sodium): ≤ 0.001 %
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