1.06395

Natriumcarbonat

anhydrous 99.999 Suprapur^®

• Synonym(e): Calcinierte Soda, Kohlensäure Dinatriumsalz, Waschsoda
• Lineare Formel: Na₂CO₃
• CAS-Nummer: 497-19-8
• Molekulargewicht: 105.99
• UNSPSC Code: 12352302
• NACRES: NA.21
• EC Index Number: 207-838-8
• MDL number: MFCD00003494
• Beilstein/REAXYS Number: 4154566

Eigenschaften

• Quality Segment: 100
• description: for inorganic trace analysis
• assay: 99.999%
• form: powder
• potency: 4090 mg/kg LD₅₀, oral (Rat)
• pH: 11.16 (25 °C, 4 g/L in H₂O)
• mp: 851 °C (lit.)
• solubility: 212.5 g/L
• density: 2.53 g/cm³ at 20 °C
• bulk density: 1100 kg/m³
• storage temp.: 2-30°C
• SMILES string: O=C(O[Na])O[Na]
• InChI: 1S/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
• InChI key: CDBYLPFSWZWCQE-UHFFFAOYSA-L

Beschreibung

Application

• A mixed separation-immobilization method for soluble salts removal and stabilization of heavy metals in municipal solid waste incineration fly ash.: Details a novel method using sodium carbonate for stabilizing heavy metals in waste ash, improving environmental safety and management of industrial by-products (Atanes et al., 2019).

Biochem/physiol Actions

Pufferbestandteil, kann zur Entfernung peripherer Membranproteine eingesetzt werden.

Analysis Note

Purity (metallic): = 99.999 %
Assay (acidimetric): = 99.5 %
Chloride (Cl): = 10 ppm
Phosphate (PO4): = 0.05 ppm
Silicate (SiO2): = 5 ppm
Sulfate (SO4): = 10 ppm
Al (Aluminium): = 0.05 ppm
As (Arsenic): = 0.1 ppm
Ba (Barium): = 5.0 ppm
Ca (Calcium): = 0.50 ppm
Cd (Cadmium): = 0.005 ppm
Ce (Cerium): = 0.010 ppm
Co (Cobalt): = 0.005 ppm
Cr (Chromium): = 0.010 ppm
Cu (Copper): = 0.005 ppm
Eu (Europium): = 0.010 ppm
Fe (Iron): = 0.05 ppm
Hg (Mercury): = 0.05 ppm
K (Potassium): = 5.0 ppm
La (Lanthanum): = 0.010 ppm
Li (Lithium): = 0.5 ppm
Mg (Magnesium): = 0.10 ppm
Mn (Manganese): = 0.010 ppm
Ni (Nickel): = 0.020 ppm
Pb (Lead): = 0.010 ppm
Sc (Scandium): = 0.010 ppm
Sm (Samarium): = 0.010 ppm
Sr (Strontium): = 0.10 ppm
Tl (Thallium): = 0.01 ppm
Y (Yttrium): = 0.010 ppm
Yb (Ytterbium): = 0.010 ppm
Zn (Zinc): = 0.010 ppm

Legal Information

SUPRAPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

Sicherheitshinweise

• pictograms: GHS07
• signalword: Warning
• hcodes: H319
• pcodes: P264 - P280 - P305 + P351 + P338 - P337 + P313
• Hazard Classifications: Eye Irrit. 2
• Lagerklasse: 11 - Combustible Solids
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable