Hexametaphosphate de sodium - 1 kg

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8,50 €
R0300182
Hexametaphosphate de sodium - 1 kg
Poids : 1KG
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An inorganic salt used in aqueous solution for the preparation of cleaning poultices to be applied to calcareous stones; Sodium Hexametaphosphate has the property of dissolving gypsum without affecting considerably calcium carbonate. It is besides a chelating agent for many metallic cations.







PHYSICAL AND CHEMICAL PROPERTIES:







- Formula: (NaPO3)6



- Appearance: white powder



- pH: 6.7



- Specific gravity: 1.2 kg/l at 20°C



- Assay: 99%
R0300182
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