Tungstate de disodium dihydraté 99+% pour analyses
Fournisseur: Thermo Fisher Scientific
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Attention
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Synonyms:
Tungstic acid sodium salt dihydrate, Sodium wolframate dihydrate, Sodium tungsten oxide dihydrate
207621000
207625000
207620025
207620050
ACRO207621000EA
55
EUR
ACRO207621000
ACRO207625000
ACRO207620025
ACRO207620050
Tungstate de disodium dihydraté 99+% pour analyses
Tungstate de disodium dihydraté
Formule:
Na₂WO₄·2H₂O MW: 329.85 g/mol Point de fusion: 100 Température de stockage: Température ambiante |
Numéro MDL:
MFCD00149190 Numéro CAS: 10213-10-2 EINECS: 236-743-4 Merck Index: 12,08847 |
Résultats des tests de spécification
Appearance | White Powder or flakes |
Assay | ≥99.0 % |
Chloride (Cl) | ≤50 ppm |
Sulfate (SO4) | ≤100 ppm |
Arsenic (As) | ≤5 ppm |
Molybdenum (Mo) | ≤20 ppm |
Heavy metals (as Pb) | ≤10 ppm |
Free alkali (NaOH) | ≤0.05 % |
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