Potassium sodium tartrate tetrahydrate AGR

C₄H₄KNaO₆4H₂O
M.W: 282.22  CAS: 6381-59-5  EC: 205-698-2  
P: P102-P202  

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• Assay 99 – 102%
• Appearance Colourless crystals or white powder
• Iron (Fe) ? 0.0005%
• Substances insoluble in water (H2O) ? 0.01%
• Chloride (Cl^–) ? 0.001%
• pH (5% water, 20°C) 7 – 8.5
• Substances reducing KMnO₄ Passes test
• Ammonium (NH₄) ? 0.002%
• Sulfates (SO₄) ? 0.01%
• Heavy metals (Pb) ? 0.0005%
• Calcium (Ca) ? 0.002%

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