SX0400
Sodium carbonate
anhydrous, granular, Meets ACS Specifications GR ACS
Synonym(s):
Soda, Calcined soda, Carbonic acid disodium salt, Soda ash
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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
grade
ACS reagent
assay
≥99.9% dry basis (acidimetric)
form
powder
impurities
≤0.01% Insoluble matter
loss
≤1% loss on drying, 300°C
pH
11.16 (25 °C, 4 g/L in H2O)
mp
851 °C (lit.)
solubility
212.5 g/L
anion traces
chloride (Cl-): ≤0.001%, phosphate (PO43-): ≤0.001%, silicate (as SiO2): ≤0.005%, sulfur compounds (as SO42-): ≤0.003%
cation traces
Ca: ≤0.005%, Fe: ≤0.0005%, K: ≤0.005%, Mg: ≤0.0005%, heavy metals (as Pb): ≤0.0005%
shipped in
ambient
storage temp.
room temp
Quality Level
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This Item | 900503 | 1.06393 | 791768 |
|---|---|---|---|
| form powder | form powder or granules | form powder | form powder |
| solubility 212.5 g/L | solubility - | solubility - | solubility - |
| assay ≥99.9% dry basis (acidimetric) | assay ≥99.5% | assay ≥99.9% dry basis (acidimetric) | assay ≥99.5% |
| Quality Level 200 | Quality Level 100 | Quality Level 300 | Quality Level 100 |
| anion traces chloride (Cl-): ≤0.001%, silicate (as SiO2): ≤0.005%, sulfur compounds (as SO42-): ≤0.003%, phosphate (PO43-): ≤0.001% | anion traces chloride (Cl-): ≤0.001%, phosphate (PO43-): ≤0.001%, sulfur compounds (as SO42-): ≤0.003% | anion traces chloride (Cl-): ≤0.001%, phosphate (PO43-): ≤0.001%, silicate (as SiO2): ≤0.005%, sulfur compounds (as SO42-): ≤0.003% | anion traces chloride (Cl-): ≤0.001%, phosphate (PO43-): ≤0.001%, sulfur compounds (as SO42-): ≤0.003% |
| mp 851 °C (lit.) | mp 851 °C (lit.) | mp 851 °C (lit.) | mp 851 °C (lit.) |
Application
Biochem/physiol Actions
Analysis Note
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2
Storage Class
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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