72069
Sodium tungstate dihydrate
BioUltra, ≥99.0% (T)
Synonym(s):
Tungstic acid sodium salt dihydrate
Select a Size
| Pack Size | SKU | Availability | Price |
|---|---|---|---|
| 25 g | Please contact Customer Service for Availability | 684,00 kr | |
| 100 g | Please contact Customer Service for Availability | 2 060,00 kr |
About This Item
grade
reagent grade
Quality Level
product line
BioUltra
assay
≥99.0% (T)
form
crystals
impurities
insoluble matter, passes filter test, ≤0.001% total nitrogen (N), ≤0.1% free alkali (as NaOH)
pH
9.5-11.5 (25 °C, 1 M in H2O)
mp
698 °C (lit.)
solubility
H2O: 1 M at 20 °C, clear, colorless
anion traces
chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤100 mg/kg
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Related Categories
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This Item | |||
|---|---|---|---|
| form crystals | form crystalline powder | form crystalline powder | form crystals |
| assay ≥99.0% (T) | assay ≥99% | assay ≥99% | assay ≥98% (thermogravimetric) |
| solubility H2O: 1 M at 20 °C, clear, colorless | solubility - | solubility - | solubility 730 g/L |
| Quality Level 100 | Quality Level 200 | Quality Level 200 | Quality Level 200 |
| grade reagent grade | grade ACS reagent | grade ACS reagent | grade - |
| pH 9.5-11.5 (25 °C, 1 M in H2O) | pH 9-11.5 (20 °C, 100 g/L) | pH 9-11.5 (20 °C, 100 g/L) | pH 8-9 (20 °C, 50 g/L in H2O) |
| form crystals | form crystalline powder | form crystalline powder | form crystals |
| assay ≥99.0% (T) | assay ≥99% | assay ≥99% | assay ≥98% (thermogravimetric) |
| solubility H2O: 1 M at 20 °C, clear, colorless | solubility - | solubility - | solubility 730 g/L |
| Quality Level 100 | Quality Level 200 | Quality Level 200 | Quality Level 200 |
| grade reagent grade | grade ACS reagent | grade ACS reagent | grade - |
| pH 9.5-11.5 (25 °C, 1 M in H2O) | pH 9-11.5 (20 °C, 100 g/L) | pH 9-11.5 (20 °C, 100 g/L) | pH 8-9 (20 °C, 50 g/L in H2O) |
General description
Application
Other Notes
signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Oral
Storage Class
13 - Non Combustible Solids
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| 72069-25G | 04061832855707 |
| 72069-100G | 04061833381106 |
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