SX0400

Sodium carbonate

anhydrous, granular, Meets ACS Specifications GR ACS

• Synonim(y): Soda, Calcined soda, Carbonic acid disodium salt, Soda ash
• Wzór liniowy: Na₂CO₃
• Numer CAS: 497-19-8
• Masa cząsteczkowa: 105.99
• EC Index Number: 207-838-8
• UNSPSC Code: 12352302
• Beilstein/REAXYS Number: 4154566
• MDL number: MFCD00003494
• Assay: ≥99.9% dry basis (acidimetric)
• Grade: ACS reagent
• Form: powder
• Solubility: 212.5 g/L

Właściwości

• grade: ACS reagent
• Quality Segment: 200
• 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 (PO₄^3-): ≤0.001%, silicate (as SiO₂): ≤0.005%, sulfur compounds (as SO₄^2-): ≤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
• 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

Opis

Application

anhydrous, granular, Meets ACS Specifications GR ACS

Biochem/physiol Actions

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

Analysis Note

Assay (acidimetric; calc. on dried substance)99.9% minCalcium (Ca)0.005% maxChloride (Cl)0.001% maxHeavy metals (as Pb)0.0005% maxInsoluble matter0.01% maxIron (Fe)0.0005% maxLoss on drying (300°C)1.0% maxMagnesium (Mg)0.0005% maxPhosphate (PO4)0.001% maxPotassium (K)0.005% maxSilicate (SiO2)0.005% maxTotal sulfur (as SO4)0.003% max

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Informacja o środkach bezpieczeństwa

• Piktogramy: GHS07
• Słowo ostrzegawcze: Warning
• Kody zagrożeń: H319
• Ostrzeżenia: P264 - P280 - P305 + P351 + P338 - P337 + P313
• Hazard Classifications: Eye Irrit. 2
• Klasa składowania: 11 - Combustible Solids
• Co się dzieje?: WGK 1
• Temperatura zapłonu (°F): Not applicable
• Temperatura zapłonu (°C): Not applicable