Merck 106392 Sodium Carbonate Anhydrous EMSURE - 1 Kg

Merck 106392 Sodium Carbonate Anhydrous EMSURE - 1 Kg

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Analitik Kimyasallar , Kimyasallar
Marka
Merck
Stok Kodu
BL5TM328CU
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Description
Catalogue Number 106392
Synonyms anhydrous soda

Merck 106392 Sodium Carbonate Anhydrous EMSURE - 1 Kg

Product Information
CAS number 497-19-8
EC index number 011-005-00-2
EC number 207-838-8
Grade ISO
Hill Formula CNa₂O₃
Chemical formula Na₂CO₃
Molar Mass 105.99 g/mol
HS Code 2836 20 00
Structure formula Image

Applications
Application Sodium carbonate anhydrous for analysis EMSURE® ISO. CAS No. 497-19-8, EC Number 207-838-8.

Physicochemical Information
Density 2.53 g/cm3 (20 °C)
Melting Point 854 °C
pH value 11.16 (4 g/l, H₂O, 25 °C)
Bulk density 1100 kg/m3
Solubility 212.5 g/l

Toxicological Information
LD 50 oral LD50 Rat 4090 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s) H319: Causes serious eye irritation.
Precautionary Statement(s) P260: Do not breathe dust.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Warning
RTECS VZ4050000
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 Irritant
Categories of danger irritant
R Phrase R 36
Irritating to eyes.
S Phrase S 22-26
Do not breathe dust.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

Storage and Shipping Information
Storage Store at +5°C to +30°C.

Specifications
Assay (acidimetric; calculated on dried substance) ≥ 99.9 %
Chloride (Cl) ≤ 0.002 %
Phosphate (PO₄) ≤ 0.001 %
Silicate (as SiO₂) ≤ 0.002 %
Total sulfur (as SO₄) ≤ 0.005 %
Total nitrogen (N) ≤ 0.001 %
Heavy metals (as Pb) ≤ 0.0005 %
Al (Aluminium) ≤ 0.001 %
Ca (Calcium) ≤ 0.005 %
Fe (Iron) ≤ 0.0005 %
K (Potassium) ≤ 0.01 %
Mg (Magnesium) ≤ 0.0005 %
Loss on drying (300 °C) ≤ 1.0 %
Corresponds to ISO
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Merck 106392 Sodium Carbonate Anhydrous EMSURE - 1 Kg BL5TM328CU
Merck 106392 Sodium Carbonate Anhydrous EMSURE - 1 Kg

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