1,4-DIOXANE FOR ANALYSIS EMSURE 250 ML
Rp 1.347.000
Hotline (061) 6641391
for analysis EMSURE® ACS,Reag. Ph Eur
Synonym(s): di-Ammonium hydrogen citrate, Ammonium citrate dibasic, Diammonium hydrogen citrate
Empirical Formula (Hill Notation): C6H14N2O7
Assay (alkalimetric): 99.0 - 102.0 %
Insoluble matter: ≤ 0.005 %
pH-value (0.1 mol/L): 3.3 - 5.3
Chloride (Cl): ≤ 0.0005 %
Oxalate (C₂O₄): passes test (Limit about 0.05 %)
Phosphate (PO₄): ≤ 0.0005 %
Total sulfur (as SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
Residue on ignition (as sulfate): ≤ 0.01 %
Corresponds to ACS,Reag. Ph Eur
Rp 1.347.000
Rp 3.276.000
Rp 2.888.000
Rp 1.220.000
Rp 12.204.000
Rp 1.516.000