توضیحات
سديم كربنات 10 آبه 2.5 كيلوگرم كد 13414 كمپاني ريدل آلمان
Sodium carbonate decahydrate
for analysis EMSURE® ISO,Reag. Ph Eur
Synonym: Soda, Sodium Carbonate decahydrate, Sodium carbonate decahydrate
- CAS Number 6132-02-1
- Empirical Formula (Hill Notation) CNa2O3 · 10H2O
- Molecular Weight 286.14
- MDL number MFCD00149178
- EC Index Number 207-838-8
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Analysis Note
Assay (acidimetric, Na₂CO₃): 36.7 – 40.0 %
Assay (acidimetric): 99.0 – 102.0 %
Identity: passes test
Appearance of solution: passes test
Alkali hydroxides and Alkali hydrogen carbonates: passes test
Chloride (Cl): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.003 %
Phosphate and Silicate (as SiO₂): ≤ 0.002 %
Total sulfur (as SO₄): ≤ 0.003 %
Total nitrogen (N): ≤ 0.0005 %
Heavy metals (as Pb): ≤ 0.0005 %
Al (Aluminium): ≤ 0.0005 %
As (Arsenic): ≤ 0.0002 %
Ca (Calcium): ≤ 0.002 %
Fe (Iron): ≤ 0.0002 %
K (Potassium): ≤ 0.005 %
Mg (Magnesium): ≤ 0.0002 %
Corresponds to ISO, Reag. Ph Eur
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