发布网友 发布时间:2022-04-29 16:27
共1个回答
热心网友 时间:2023-10-19 15:54
NaCl 0.4g/L、 KCl 0.4g/L、CaCl2·H2O 0.795g/L、Urea 1g/L、Na2S·2H20 0.005 g/L、NaH2PO4·H2O 0.78g/L、蒸馏水1000mL。用NaOH 调整pH 值为6.8热心网友 时间:2023-10-19 15:54
NaCl 0.4g/L、 KCl 0.4g/L、CaCl2·H2O 0.795g/L、Urea 1g/L、Na2S·2H20 0.005 g/L、NaH2PO4·H2O 0.78g/L、蒸馏水1000mL。用NaOH 调整pH 值为6.8热心网友 时间:2023-10-19 15:54
NaCl 0.4g/L、 KCl 0.4g/L、CaCl2·H2O 0.795g/L、Urea 1g/L、Na2S·2H20 0.005 g/L、NaH2PO4·H2O 0.78g/L、蒸馏水1000mL。用NaOH 调整pH 值为6.8热心网友 时间:2023-10-19 15:54
NaCl 0.4g/L、 KCl 0.4g/L、CaCl2·H2O 0.795g/L、Urea 1g/L、Na2S·2H20 0.005 g/L、NaH2PO4·H2O 0.78g/L、蒸馏水1000mL。用NaOH 调整pH 值为6.8热心网友 时间:2023-10-19 15:54
NaCl 0.4g/L、 KCl 0.4g/L、CaCl2·H2O 0.795g/L、Urea 1g/L、Na2S·2H20 0.005 g/L、NaH2PO4·H2O 0.78g/L、蒸馏水1000mL。用NaOH 调整pH 值为6.8