ۺȻXʹñ^ăˮُIĕr͑|(zh)ҲҪ^ߵģ҂ԓΌ|(zh)MЙzySС́oMзһжۺȻX|(zh)
һ.ԇƂ
Һ1+12 ƣQȡ38.5gϡ500ml
ҶcEDTA0.05mol/L ƣQȡ20gҶcӟܽϡ1000ml
c_Һ ƣQˮc272gsˮ19mlϡ1000ml
ܰ{ ƣ1g/lҴҺ
ݶӳָʾ ƣ5g/l
ްˮҺ ƣ11
\˜ҺƣQȡ\4.39gϡ1000mlEDTA˶
.ۺȻX
f֮һƽʴ_Qȡ2.5gw250mlˮʹܽ⣬ȫ250mlƿϡ̶ȡ
ȡ10mlϡጵҺwFƿ10mlҺӟ1犣ȡsˮ_һ20mlEDTAҺӰ{2ðˮ{(dio)Sɫӟ2犲s10mlc_Һ2-3ζӳָʾ\˜ҺζSɫ׃?yu)tɫKc
ۿհsˮͬӵķyԇ
҂ͨ^ϵČжһۺȻX|(zh)ϣُIĕrُIĕrκεĆ}gӭSrԃ҂