Sodium hydrogénocarbonate 99,7-100,3, AnalaR NORMAPUR® Reag. Ph. Eur. zA
Marques : VWR ChemicalsTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
Synonyme(s):
Sodium bicarbonate
Formule:
NaHCO₃ Poids moléculaire: 84.01 g/mol Point de fusion: 270 Densité: 2.159 g/cm³ (20 °C) Température de stockage: Température ambiante |
Numéro MDL:
MFCD00003528 Numéro CAS: 144-55-8 EINECS: 205-633-8 Indice Merck: 13,08655 |
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Résultats des tests de spécification
Assay (calc. on dried substance) | 99.7 - 101,0 % |
Appearance of solution | Passes test Ph.Eur. |
Carbonates | Passes test Ph.Eur. |
Identification A | Passes test Ph.Eur. |
Identification B | Passes test Ph.Eur. |
Identification C | Passes test Ph.Eur. |
Heavy metals (as Pb) | Max. 5 ppm |
Insolubility in water | Max. 0.015 % |
Loss on drying | Max. 0.2 % |
Reducing substances (as I) | Max. 65 ppm |
Total N (Nitrogen) | Max. 5 ppm |
Total S (as SO4) | Max. 30 ppm |
Cl (Chloride) | Max. 50 ppm |
NH4 (Ammonium) | Max. 5 ppm |
PO4 (Phosphate) | Max. 10 ppm |
SO4 (Sulphate) | Max. 20 ppm |
As (Arsenic) | Max. 2 ppm |
Ca (Calcium) | Max. 100 ppm |
Cu (Copper) | Max. 2 ppm |
Fe (Iron) | Max. 5 ppm |
K (Potassium) | Max. 50 ppm |
Mg (Magnesium) | Max. 50 ppm |
Pb (Lead) | Max. 5 ppm |
Conforms to ACS | Passes test |
Conforms to Reag. Ph.Eur. | Passes test |
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