Acide citrique monohydraté, Puriss. p.a. ACS, Reag. Ph. Eur., ISO substance tampon, Fluka™
Marques : Honeywell ChemicalsTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Attention
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Synonyme(s):
Acide citrique à 1 molécule d'eau
Formule:
C₆H₈O₇.H₂O Poids moléculaire: 210.14 g/mol Point de fusion: 135…152 °C Densité: 1.54 g/cm3 (20 °C) Point éclair: 173,9 Température de stockage: Température ambiante |
Numéro MDL:
MFCD00149972 Numéro CAS: 5949-29-1 EINECS: 201-069-1 Indice Merck: 13,02350 |
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Résultats des tests de spécification
Assay | 99.5 - 102.0 % |
Assay (calculated on the anhydrous basis) | 99.5 - 100.5 % |
Water insoluble matter | Max. 0.005 % |
Water (Karl Fischer) | 7.5 - 9.0 % |
Sulfated ash | Max. 0.01 % |
Aluminium (Al) | Max. 0.2 ppm |
Calcium (Ca) | Max. 0.005 % |
Copper (Cu) | Max. 0.0005 % |
Iron (Fe) | Max. 3 ppm |
Lead (Pb) | Max. 2 ppm |
Zinc (Zn) | Max. 0.0005 % |
Heavy metals (as Pb) | Max. 2 ppm |
Chloride (Cl) | Max. 0.0005 % |
Oxalate (C₂O₄) | Max. 50 ppm |
Phosphate (PO₄) | Max. 0.001 % |
Sulfate (SO₄) | Max. 20 ppm |
S-compounds (as SO₄) | Max. 0.002 % |
Reaction against H₂SO₄ | complying |
Appearance of the solution | complying |
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