Merck 106673 Sodium Tungstate Dihydrate For Analysis Emsure® 250 gr

Category

Tuzlar

Brand

MERCK

Stock Code

LB.M.106673.0250

7.149,15 TL + VAT

8.578,99 TL

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MERCK 106673

Sodium tungstate dihydrate for analysis EMSURE^®

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

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 (20 °C)

Toxicological Information
LD 50 oral	LD50 Rat 1190 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H302: Harmful if swallowed.
Signal Word	Warning
RTECS	YO7900000
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly water endangering
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
Hazard Symbols	Harmful
Categories of danger	harmful
R Phrase	R 22 Harmful if swallowed.

Storage and Shipping Information
Storage	Store at +1 5°C to +25 °C.

Specifications
Specifications
Assay (thermogravimetric)	≥ 99 %
Identity (x-ray diffraction)	passes test
Free alkali (as NaOH)	≤ 0.05 %
Chloride (Cl)	≤ 0.003 %
Sulphate (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 Merck türkiye Merck millipore Merck millipore türkiye Merck tuz Merck laboratuvar malzemeleri Merck kimyasal satış merck kimyasal satıcıları merck 106673 merck tuzlar

Merck 106673 Sodium Tungstate Dihydrate For Analysis Emsure® 250 gr

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