ñȝᷨy̿VҺ\ČˮҎ(gu)
ñȝᷨy̿VҺ\ČˮҎ(gu)
1 Ø(bio)(zhn)
И(bio)(zhn)ėlģͨ^ڱ(bio)(zhn)ö(gu)ɞ鱾(bio)(zhn)ėl(bio)(zhn)rʾ汾ЧИ(bio)(zhn)ӆʹñ(bio)(zhn)(yng)̽ӑʹИ(bio)(zhn)°汾ĿԡGB/T6682-1992 ̿ˮҎ(gu)ԇ
2 Ҫ
ԇˮȡ^VñȝᷨɫyVҺyVҺ\
3
(bio)(zhn)Ҏ(gu)˹̿\Ĝy
(bio)(zhn)mڹ̿
4 ԇҺ
(bio)(zhn)ˮ(yng)GB/T6682ˮҎ(gu)ԇҎ(gu)⣬ָԇ
4.1 }ᣨGB/T622“1+1”Һ“1+11”Һ
4.2 F軯⛣GB/T1273100g/LҺ
4.3 \GB/T1260(zhn)ԇ
4.4 ᣨGB/T625.
4.5 \(bio)(zhn)Һ(1 mL0.01mg\)
Qȡ0.125g\100mLˮм1mLܽ1000mLƿϡ(bio)uҺԴҺȡ100mL1000mLƿϡ(bio)uҺ0.01mg/mL\(bio)(zhn)Һ
4.6 ᣨGB/T626“1+2”Һ
4.7 cNa2?S2O3?5H2OGB/T63725g/LҺ
4.8 -c_ҺPH4-5
Qȡ16.4gc,8.4 mL,ˮܽϡ100 mL
4.9
4.10 Ȼ̼(GB/T688)
4.11 .(p)Һ:Qȡ.5mg500mLȻ̼ܽ,ɫƿ,Gɫʧ,(yng).
5 E
5.1 ˮ\}E
Qȡ(jng)71μmĸԇ1.0gQ(zhn)10 mg100mLFƿˮ20mLppD(zhun),ʹԇȫ,ӟᾏ5min,^V50mLɫУßˮִϴVVϴҺϲ”1+1”}Һ1mL,F軯⛣4.210ϡ50 mL,u.10min֮c(bio)(zhn)Һ
5.2\}E
Qȡ(jng)71μmĸԇ1.0gQ(zhn)10 mg100mLFƿ”1+11”}Һ25mLppD(zhun),ʹԇȫ,ӟᾏ5min,^Vϴ100mLƿвϡ(bio)ȡ5mLҺ100mLɫˮ5mL15mL-c_ҺPH4-51mL2.5g/LcҺϺ,ټ5mL.Ȼ̼Һ(4.11)ʎ2minЙC(j)ӳõ-ϼtɫc(bio)(zhn)Һ
6 Y(ji)
6.1 ˮ\}
X=V/1000?m………………………………………………(1)
ʽУX——ˮ\}%
V——ȡ(bio)(zhn)Һĺ(sh)mL
m——ԇ|(zh)g
6.2 \}
X=V?1/ m?(5/100)?1000=V/50 m…………………………(2)
ʽУX——\}%
V——ȡ(bio)(zhn)Һĺ(sh)mL
m——ԇ|(zh)g
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