青云翻译

1.0% calcium indicator, edta solution, 20% triethanolamine solution, nh3-nh4cl buffer (ph = 10.0), 2% na2s solution, 1% chromium indicator black t

1% calcium indicator, EDTA solution, 20%-triethanol amine solution, NH3-NH4Cl buffer (pH=10.0), 2%Na2S solutions, 1.% chrome-black-t indicator

1.0% calcium indicator, EDTA solution, 20% triethanolamine solution, NH3-NH4Cl buffer solution (pH=10.0),2%Na2S solution, 1.% chromium black T indicator

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1% calcium indicator, EDTA solution, 20%-triethanol amine solution, NH3-NH4Cl buffer (pH=10.0), 2%Na2S solutions, 1.% chrome-black-t indicator