MERCK 106673.0250 Sodium Tungstate Dihydrate Gr For Analysis 250G

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LK.MRCK.1066730250
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143,66 EUR + KDV
5.564,45 TL
6.546,41 TL
Description
Catalogue Number 106673
Product Information
CAS number 10213-10-2
EC number 236-743-4
Hill Formula Na₂O₄W * 2 H₂O
Chemical formula Na₂WO₄ * 2 H₂O
Molar Mass 329.86 g/mol
HS Code 2841 80 00
Quality Level MQ300
Physicochemical Information
Density 3.23 g/cm3 (20 °C)
Melting Point 100 °C Elimination of water of crystallisation
pH value 8 - 9 (50 g/l, H₂O, 20 °C)
Bulk density 1600 kg/m3
Solubility 730 g/l
Toxicological Information
LD 50 oral LD50 Rat 1190 mg/kg
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Statement(s) H302: Harmful if swallowed.
Precautionary Statement(s) P264: Wash skin thoroughly after handling.
P270: Do not eat, drink or smoke when using this product.
P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell.
P501: Dispose of contents/ container to an approved waste disposal plant.
Signal Word Warning
RTECS YO7900000
Storage class 10 - 13 Other liquids and solids
WGK WGK 2 obviously hazardous to water
Disposal 14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).
Safety Information
Categories of danger harmful
Storage and Shipping Information
Storage Store at +15°C to +25°C.
Specifications
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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MERCK 106673.0250 Sodium Tungstate Dihydrate Gr For Analysis 250G LK.MRCK.1066730250
MERCK  106673.0250 Sodium Tungstate Dihydrate Gr For Analysis 250G

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