Welcome landing Hebi City Huanuo Electron Science and Technology Co.,Ltd
Methods:
Reagents and materials required:
1. Hydrochloric acid: relative density 1.18.
2. Sulfuric acid: relative density 1_84.
3. Hydrochloric acid solution; C (Hcl); 6 mol/L. 1 volume hydrochloric acid and 1 volume water were mixed evenly.
4. Sulphuric acid solution: c(1/2H rammed SO)1 6 mol/L.
5. Sulfuric acid solution: c(1/2H rammed SO) 15 mol/L.
6. Potassium iodide solution: 176.5 g/L. 3.0 g potassium iodide is dissolved in 17 mL water and is ready to be used.
7. Stannous chloride solution: 666.7 g/L. 8.0g stannous chloride was dissolved in 12 mL hydrochloric acid (4) and prepared before use.
8. Iodine solution: 1.5 g/L. 9 g potassium iodide and 1.5 g iodine were dissolved in a small amount of water and diluted to 1 L.
9. Ammonium molybdate solution: 10 g/L. 10.0 g ammonium molybdate was dissolved in 1 L sulfuric acid solution (5).
10. Sulfuric acid callus solution: 1.2 g/L. 1.2 g hydrazine sulfate was dissolved in I L water.
11. Ammonium Molybdate Hydrazine Monosulfate Mixed Solution
