Sodium thiosulfate pentahydrate EPR, 1 kg

Na₂S₂O₃·5H₂O M.W : 248,21 CAS : 10102-17-7 EC : 231-867-5 P : P102-P202 Specifications :

• Appearance Colourless crystals
• Assay 99%
• Substances insoluble in water (H₂O) 0.01%
• pH (5% water, 20°C) 6
• Sulfates and Sulfites (SO₄) 0.1%
• Sulfur (S) 0.0005%
• Heavy metals (Pb) 0.001%
• Calcium (Ca) 0.005%
• Iron (Fe) 0.001%
• Potassium (K) 0.01%
• Magnesium (Mg) 0.005%

packaging: plastic bottle, volume: 1 kg, pcs per sales unit: SOTH-05T-1K0