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SODIUM TUNGSTATE DIHYDRATE FOR ANALYSIS

Brands: MERCK
Rp 10.097.000

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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PT. Multi Medika Laboratory

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