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Các tiêu chuẩn chất lượng cho vật liệu xây dựng chứa NH4Cl hoặc NaNO2?

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E dissolves in NaOH giving yellow solution B, which changes to yellow ppt F on treatment with lead acetate. Compound C when treated with ammonium chloride forms ... Meanwhile, the CaO content of commercial zeolite A is only about 2 wt%. Ammonium chloride (NH4Cl), sodium hydroxide (NaOH) and sodium aluminates (NaAlO2) used ... Sulphide (S2– ). Take 1 mL of water extract and make it alkaline by adding ammonium hydroxide or sodium carbonate extract. Add a drop of sodium nitroprusside. KOH, potassium hydroxide (caustic potash) ; LiOH, lithium hydroxide ; NaOH, sodium hydroxide ; NH4OH, ammonium hydroxide (NH3:H2O) ; Ni(OH)2, nickel(II) hydroxide. NH4Cl ammonium chloride. 12125-02-9. (NH4)2CrO4 ammonium chromate. (NH4)H2AsO4 ... NaAlO2 sodium aluminate. 1302-42-7. 57 of 75. Page 58. Chemical Formula. NaAlO2. (s). -1133.0272. 70.41672. -1069.4304. NaBH4. (s). -191.8364. 101.37832 ... NH4Cl. (s). -314.4276. 94.5584. -202.96584. NH4ClO4. (s). -295.30672. Al(OH)3 + NaOH -> NaAlO2 + H2O. (CuOH)2CO3 -> CuO + CO2 + H2O. SrBr2 + (NH4)2CO3 -> SrCO3 + NH4Br. H2O2 -> H2O + O2. Ca(ClO3)2 -> CaCl2 + O2. PCl5 + H2O -> ... Sodium hydroxide solution (NaOH), a white precipitate of magnesium hydroxide is formed not soluble in excess of the reagent but soluble in ammonium chloride ... (a) Sodium phosphate. (b) hydrogen (c) ammonium hydroxide (d) sodium sulphate. 13. The exhausted anion exchange resin can be regenerated by the addition of. Ammonium chloride NH4Cl y y y y y y. Ammonium hydroxide NH4OH y y y y y t y y ... Sodium aluminate NaAlO2 y y. Sodium bicarbonate NaHCO3 y y y y y y y y.
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