Acide citrique, anhydre 99.5-100.5% (base anhydre), Conforme aux spécifications analytiques BP, Ph. Eur., USP, E330, Fluka™
Marques : Honeywell ChemicalsTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Attention
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Synonyme(s):
2-Hydroxypropane-1,2,3-tricarboxylic acid, Hydroxytricarballylic acid
Formule:
HOC(COOH)(CH₂COOH)₂ Poids moléculaire: 192.13 g/mol Point d'ébullition: 310 Point de fusion: 153…159 °C Densité: 1.67 g/cm³ (20 °C) Température de stockage: Température ambiante |
Numéro MDL:
MFCD00011669 Numéro CAS: 77-92-9 EINECS: 201-069-1 REACH: 01-2119457026-42-0000 Indice Merck: 13,02350 |
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Résultats des tests de spécification
Assay (calculated on the anhydrous basis) | 99.5 - 100.5 % |
Water (Karl Fischer) | Max. 0.5 % |
Sulfated ash | Max. 0.05 % |
Aluminium (Al) | Max. 0.2 ppm |
Arsenic (As) | Max. 1 ppm |
Calcium (Ca) | Max. 0.02 % |
Copper (Cu) | Max. 0.001 % |
Iron (Fe) | Max. 0.001 % |
Mercury (Hg) | Max. 1 ppm |
Lead (Pb) | Max. 0.5 ppm |
Zinc (Zn) | Max. 0.001 % |
Heavy metals (as Pb) | Max. 5 ppm |
Chloride (Cl) | Max. 0.005 % |
Oxalate (as Oxalic acid) | Max. 100 ppm |
Sulfate (SO₄) | Max. 100 ppm |
Reaction against H₂SO₄ | complying |
Residual solvents | complying |
Appearance of the solution | complying |
Explosion Limit | 8 %, 65 °F |
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