1,4-DIOXANE FOR ANALYSIS EMSURE 250 ML
Rp 1.347.000
Hotline (061) 6641391
for analysis EMSURE®
Synonym(s):
Sodium tungstate dihydrate
Empirical Formula (Hill Notation):
Na2O4W · 2H2O
Assay (thermogravimetric): ≥ 99 %
Identity (x-ray diffraction): passes test
Free alkali (as NaOH): ≤ 0.10 %
Chloride (Cl): ≤ 0.003 %
Sulfate (SO₄): ≤ 0.01 %
Total nitrogen (N): ≤ 0.001 %
Fe (Iron): ≤ 0.0005 %
Mo (Molybdenum): ≤ 0.005 %
Pb (Lead): ≤ 0.001 %
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