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ꯄꯥꯎꯒꯤ ꯀꯦꯇꯦꯒꯣꯔꯤꯁꯤꯡ꯫
ꯐꯤꯆꯔ ꯑꯣꯏꯕꯥ ꯄꯥꯎ꯫

ꯁꯣꯗꯤꯌꯝ ꯕꯥꯏꯀꯥꯔꯕꯣꯅꯦꯠ ꯁꯣꯜꯌꯨꯁꯟ: ꯁꯣꯗꯤꯌꯝ ꯍꯥꯏꯗ꯭ꯔꯣꯁꯂꯐꯥꯏꯗꯀꯤ ꯂꯝꯕꯤ ꯑꯃꯥ꯫

꯰꯲꯵-꯰꯸-꯱꯵ꯗꯥ ꯊꯣꯀꯈꯤ꯫

ꯑꯦꯅꯍꯥꯏꯗ꯭ꯔꯣꯁ ꯑꯣꯏꯕꯥ꯫ ꯁꯣꯗꯤꯌꯝ ꯍꯥꯏꯗ꯭ꯔꯣꯁꯂꯐꯥꯏꯗ꯫

ꯃꯊꯛꯇꯥ ꯄꯅꯈ꯭ꯔꯤꯕꯥ ꯃꯇꯨꯡꯏꯟꯅꯥ ꯑꯀꯅꯕꯥ ꯃꯩꯁꯥ ꯌꯥꯎꯗꯕꯥ ꯀꯟꯗꯤꯁꯅꯁꯤꯡꯗꯥ ꯁꯦꯝ-ꯁꯥꯕꯥ꯫

ꯏꯁꯤꯡꯒꯤ NaHS ꯁꯣꯜꯌꯨꯁꯟ꯫

ꯁꯣꯗꯤꯌꯝ ꯁꯂꯐꯥꯏꯗ꯫ ꯅꯣꯅꯥꯍꯥꯏꯗ꯭ꯔꯦꯠ (Na2S·9H2O) ꯑꯁꯤ ꯅꯧꯅꯥ ꯁꯦꯝꯕꯥ ꯏꯁꯤꯡꯗꯥ ꯌꯥꯎꯍꯟꯗꯨꯅꯥ ꯀ꯱꯳% (w/v) Na2S ꯁꯣꯜꯌꯨꯁꯟ ꯂꯩ꯫.

ꯑꯟꯗꯔ ꯁ꯭ꯇꯤꯔꯤꯡ ꯑꯃꯁꯨꯡ ꯃꯈꯥꯗꯥ꯫ ꯲꯰°ꯁꯤ, . ꯱꯴ ꯒ꯭ꯔꯥꯝ ꯅꯥ.ꯑꯩꯆ.ꯁꯤ.ꯑꯣ ꯑꯁꯤ ꯍꯥꯄꯆꯤꯜꯂꯤ꯫ ꯱꯰꯰ ꯑꯦꯝ.ꯑꯦꯜ ꯁꯣꯜꯌꯨꯁꯟ ꯑꯁꯤꯒꯤ, ꯈꯨꯗꯛꯇꯥ ꯗꯤꯁꯁꯜꯌꯨꯁꯟ ꯑꯃꯁꯨꯡ ꯑꯦꯛꯁꯣꯊꯔꯃꯤꯛ ꯔꯤꯑꯦꯛꯁꯟ ꯊꯣꯀꯍꯜꯂꯤ꯫

ꯃꯗꯨꯒꯤ ꯃꯇꯨꯡꯗꯥ 100 mL ꯃꯤꯊꯥꯅꯣꯜ ꯍꯥꯄꯆꯤꯜꯂꯤ (ꯇꯦꯝꯄꯔꯦꯆꯔ

ꯃꯤꯅꯠ 10ꯒꯤ ꯃꯇꯨꯡꯗꯥ, ꯃꯤꯛꯁꯆꯔ ꯑꯗꯨ ꯐꯤꯜꯇꯔ ꯇꯧꯏ, ꯑꯃꯁꯨꯡ ꯔꯦꯁꯤꯗꯦꯟꯇ ꯑꯗꯨ 50 mL ꯃꯤꯊꯥꯅꯣꯂꯅꯥ ꯁꯨꯡꯏ꯫

ꯐꯤꯜꯠꯔꯦꯠ ꯑꯗꯨꯗꯥ ≥9 g NaHS ꯑꯃꯁꯨꯡ ≤0.6 g Na2CO3 (~3.5 g NaHS ꯑꯃꯁꯨꯡ 0.2 g Na2CO3 100 mLꯗꯥ) ꯌꯥꯎꯏ꯫

ꯁꯣꯗꯤꯌꯝ ꯍꯥꯏꯗ꯭ꯔꯣꯁꯂꯐꯥꯏꯗ ꯕ꯭ꯔꯥꯟꯗ ꯑꯦꯛꯁꯄꯣꯔꯇꯔ, ꯗꯦꯇꯥ ꯐꯪꯂꯤꯕꯥ, ꯐ꯭ꯔꯤ ꯁꯦꯝꯄꯂꯁꯤꯡ ꯐꯪꯅꯕꯒꯤꯗꯃꯛ ꯃꯐꯝ ꯑꯁꯤꯗꯥ ꯀ꯭ꯂꯤꯛ ꯇꯧꯕꯤꯌꯨ꯫