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F(xin)ڵλã t(y)W(xu)ȫھ > ˎW(xu)Փ > ˎ > :̼}w}Ĝyj(lu)ϵζ

̼}w}Ĝyj(lu)ϵζ

t(y)ˎ(sh)(j) ˎW(xu)Փ ̼}w}Ĝyj(lu)ϵζ
Q
̼}w}Ĝyj(lu)ϵζ
(yng)÷

ýj(lu)ϵζy̼}w}ĺ

m̼}w}ĺy

ԭ

ȡbµă(ni)Ͼм(x)ȡmȫ̿700-800Ƽs2Сr䣬ˮϡ}ᣬ΢ʹܽˮִD(zhun)ƿÚcԇҺ{(dio)pHֵ5-6ӾʯҺҴҺӚcԇҺc}ϼtָʾSҶĴcζҺ0.05mol/L)ζҺϼtɫ׃?yu)鼃{(ln)ɫÿ1mLҶĴcζҺ0.05mol/L)ஔ(dng)2.004mg̼}Ӌ㣬

ԇ

1. ˮ·зҜ)

2. ʯҺ15)

3. ҴҺ3100)

4. cԇҺ

5.}ϼtָʾ

6. ҶĴcζҺ0.05mol/L)

7. (zhn)\

8. ϡ}

9. ׻tҴҺ0.025%)

10. ԇҺ

11. tTָʾ

12. -Ȼ@_ҺpH10.0)

xO(sh)䣺
ԇƂ䣺

1. cԇҺ

ȡc4.3gˮܽ100mLáƷ(yng)R

2.}ϼtָʾ

ȡ}ϼt0.1gӟoˮc10gĥá

3. ҶĴcζҺ0.05mol/L)

ƣȡҶĴc19g·^ˮʹ1000mLu

(bio)ȡ800ƟصĻ(zhn)\0.12gܷQϡ}3mLʹܽ⣬ˮ25mL0.025%׻tҴҺ1ΣμӰԇҺҺ@΢Sɫˮ25mLc-Ȼ@_ҺpH10.0)10mLټtTָʾñҺζҺɫ׃?yu)鼃{(ln)ɫζY(ji)ÿհԇУÿ1mLҶĴcζҺ0.05mol/L)ஔ(dng)4.069mg\(j)Һc\ȡҺĝȡ

AأòƿcƤƤܵȽ|

4. ϡ}

ȡ}234mLˮϡ1000mLҺHCl(yng)9.5-10.5%

5. ԇҺ

ȡⰱҺ400mLˮʹ1000mL

6. tTָʾ

ȡtT0.1gȻ{10gĥ

7. -Ȼ@_ҺpH10.0)

ȡȻ@5.4gˮ20mLܽӝⰱҺ35mL
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ȡbµă(ni)Ͼм(x)ȡmsஔ(dng)}0.03g)Уȫ̿700-800Ƽs2Сrˮ񣬼ϡ}5mL΢ʹܽ70mLˮִD(zhun)ƿÚcԇҺ{(dio)pHֵ5-6ӾʯҺ15)2mLҴҺ3100)5mLӚcԇҺ15mLc}ϼtָʾSҶĴcζҺ0.05mol/L)ζҺϼtɫ׃?yu)鼃{(ln)ɫ

ע1ܷQȡϵָQȡ(yng)(zhn)_Qȡǧ֮һ,ȡϵָȡweĜ(zhn)_ȑ(yng)χҘ(bio)(zhn)ЌԓweҺܵľҪ

ע2ˮ֜yúɷȡԇƷ2~5gƽڸصıηQƿУȲ^5mmɹԇƷ^10mmܷQȡ_ƿw100~1055Сrƿwwøs30ܷQضȸ1СrsQBm(x)ɴηQصIJ^5mgֹ(j)pʧӋ㹩ԇƷкˮ%)

īI(xin)

A񹲺͇ˎˎίTW(xu)I(y)2005p.826-827

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