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҇(gu)،(du)ߠtFÓg(sh)׃^(gu)N(yn)aOHNa2CO3(yng)
2013-07-03 08:30 (li)Դ:δ֪
҇(gu)،(du)ߠtFÓg(sh)׃^(gu)N(yn)aOHNa2CO3(yng)
ڸߠtFo(w)Fˮ0.02%ҪÓʯKʯVȻ?yu)Ҫɷֵď?f)ÓM(jn)РtÓ(du)ÓҪcFˮе(yng)D(zhun)鲻ܽFˮеM(jn)tȻStȥ
ȡĠtÓķ
1u(dng)
2ŷ
3D(zhun)ͲD(zhun)
4C(j)е跨
5w跨
6
7Bm(x)Ó
Ҭuh(hun)Ƽ˾(yn)Ó(bio)(zhn)M(jn)N(xio) ûAͼAҺM(jn)ÓSO2ˮcNaOHNa2CO3(yng)
2NaOH+SO2=Na2SO3+H2O
Na2CO3+SO2=Na2SO3+CO2↑
Na2SO3+SO2+H2O=2NaHSO3
NaHSO3+NaOH=Na2SO3+H2O
2NaHSO3+Na2CO3=2Na2SO3+H2O+CO2↑
Һ̎пNa2SO3cNaHSO3ˮܽȵIJͬʹNa2SO3Y(ji)鸱a(chn)Ʒֽ̎ʹ֮AͼAăr(ji)^ߣҸgҲ^ڮ(dng)ǰʹòǺձ飬cĻA(ch)ںڼʯʯa(chn)ʯԹ(ji)ʡֵĻAA@pA ÓһNwÓԭnjUеĺÓСĶwUÓԻеĻԳɷ
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(qun) Ҭuh(hun)Ƽ˾ ַʡx܇(ch)ԪI(y)^(q) g(sh)֧֣ xAW(wng)j(lu)
N(xio)۟ᾀ0371-66550800 0371-64350022 棺0371-66550800 C(j)15538339800 (lin)ϵˣ(jng)
N(xio)۟ᾀ0371-66550800 0371-64350022 棺0371-66550800 C(j)15538339800 (lin)ϵˣ(jng)