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1.06395

Supelco

Sodium carbonate

anhydrous 99.999 Suprapur®

Synonym(s):

anhydrous soda, Calcined soda, Carbonic acid disodium salt, Soda ash

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About This Item

Linear Formula:
Na2CO3
CAS Number:
497-19-8
Molecular Weight:
105.99
Beilstein:
4154566
MDL number:
MFCD00003494
UNSPSC Code:
12352302
EC Index Number:
207-838-8
NACRES:
NA.21

grade

for inorganic trace analysis

Quality Level

100

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

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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

Buffer component, may be used for the removal of peripheral membrane proteins.

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): ≤ 0.10 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): ≤ 1.0 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

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H319

Hazard Classifications

Eye Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

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