1. Mass fraction of potassium iodide (КJ), %, min 2. Mass fraction of water-insoluble substances, %, max 3. Mass fraction of total nitrogen, %, max 4. Mass fraction of iodides and iodine (JO3), %, max 5. Mass fraction of sulphates (SO4), %, max 6. Mass fraction of phosphates (PO4), max 7. Mass fraction of chlorides and bromides М (CI), %, max 8. Mass fraction of barium (Ва), %, max 9. Mass fraction of iron (Fe), %, max 10. Mass fraction of calcium (Са), %, max 11. Mass fraction of magnesium (Mg), %, max 12. Mass fraction of heavy metals (Pb), %, max 13. Mass fraction of formic acid (НСООН), %, max 14. рН preparation solution with 5% mass fraction | 99,5 0,005 0,001 0,0020,0025 0,001 0,01 0,002 0,0001 0,001 0,001 0,0002 0,001 6-8 | 99,0 0,010 0,001 0,0050,0050 0,001 0,03 0,004 0,0003 0,005 0,003 0,0005 0,001 6-9 | 99,0 0,020 0,002 0,0050,010 not rated 0,10 0,008 not rated not rated not rated 0,001 0,001 6-9 |