- g(sh)
PHӋ(j)ԭʹø
2020-05-27 16:30:21 ԴAh(hun)Ƽ؟(z)ι˾ PHӋ(j)ҲQӋ(j)һNҊķxҪÁy(c)ҺAPHֵҲQxָ(sh)ˮҺ*Ҫ(sh)֮һ˷ʾ҂PHֵҎ(gu)Һxӝ10 Č(du)(sh)ؓ(f)(sh)PHֵ7ҺPHֵС7ҺPHֵ7AҺ
(j)PHӋ(j)Ĝy(c)ԭԒPHӋ(j)Ĝy(c)Է֞ɫ늘OɷNy(c)0~14 pH
ɫͨ^y(c)Һr(sh)PHԇɫ׃y(c)ҺČ(sh)HPHֵ@ҪPHԇϵıɫڲͬAҺ@ʾͬɫ@һc(din)M(jn)Мy(c)y(c)ҺPHֵһNmȻ^Ǵ˷ҺɫҺе|(zh)|(zh)ĸɔ_Ҝy(c)ֻ_(d)0.5 pH
늘OPHӋ(j)Ǹ(j)ԭ늳صĹԭڲͬҺКxӵĝDzͬ(dng)PHӋ(j)ָʾ늘Oͅ늘Oͬr(sh)ijһҺЕr(sh)һض¾͕(hu)a(chn)cҺКxӻP(gun)IJֱͬλͨ^ǰ÷ŴA/DD(zhun)Qλ̖(ho)D(zhun)Qɔ(sh)̖(ho)PHֵʽ@ʾ
(du)ҺКxӻ푑(yng) 늘OλS֮׃늘OQ pHָʾ늘O pHy(c)늘O pHָʾ늘O 늘OR늘OͲ늘O ȎN*õDz늘O늘Oв֧UԼɷݽMɵČ(du)xеIJĤMɡĤһݠ݃(ni)(ni)Һ(ni)늘O ( һy / Ȼy늘O ) 늘Oñ늾bϲͳɞһ֧ pHָʾ늘OЈN۵*õpHָʾ늘O 231 pH늘OΪ(d)һ֧ pHָʾ늘OǟoM(jn)Мy(c)횺ͅ늘Oһܜy(c)
(du)ҺКxӻȟo푑(yng)֪ͺ㶨늘Oλ늘OQ酢늘O 늘O၆늘Oʹ늘Oy / Ȼy늘OȎN*õǸʹ늘Oy / Ȼy늘O늘Oڜy(c)늳еṩһ(g)̶ą늄(sh) ˌ(du)늘OҪ늄(sh)(wn)جF(xin)ضϵ(sh)Сͨ^r(sh)O늄(sh)СЈN۵ijõą늘O 232 늘O
pH늘Oͅ늘OMһ늘OͷQ pH(f)늘O⚤ϵľͷQܚ pH(f)늘O⚤鲣ľͷQ鲣 pH(f)늘O(f)늘O*(yu)c(din)Ǻ϶һ ʹ÷ pH(f)늘OĽY(ji)(gu)Ҫ늘O֧֗U(ni)늘O(ni)Һ⚤Ⅲ늘OⅢҺҺӽ늘Oñ늘O(do)ڵȽMɡ
늘OݣɾК书ܵ䇲ڴƶΣĤ 0.1 0.2mmֵ <250ךW(25)
Ʋֹ֧ܣ ֧늘OݵIJw , 늽^ԃ(yu)UƳÛϵ(sh)(yng)c늘Oݲһ¡
ǃ(ni)늘Oy / Ȼy늘OҪ늘OλҪλ(wn)ضϵ(sh)С
ȃ(ni)Һλ 7pHă(ni)Һ}Ȼ⛵ĻҺ늘Oc늘O(gu)늳ؽλ pHֵҪȡQڃ(ni)Һ pHֵxӝ
늘Oܚ늘Oܚֲ֧늘OҺӽ磬ʢⅢҺĚwɾ̼܉͡
Ⅲ늘O y / Ȼy늘O ṩcһ(g)̶ą늄(sh)Ҫλ(wn)جF(xin)Ժضϵ(sh)С
ⅢҺ 3.3mol/L Ȼz늽|(zh)ʧo
ɰоҺӽ磺Һӽǘ(gu)ͨⅢҺͱy(c)ҺBӲҪB(wn)
늘O(do)ξ(ni)оc(ni)늘OBΌcⅢ늘OBӡ
Ŀǰ(sh)(yn)ʹõ늘OǏ(f)늘O 䃞(yu)c(din)ʹ÷㣬 Ի߀ԭ|(zh)Ӱƽٶ^ʹÕr(sh)늘OҺz¶˵ƤȫȡԱ늘O(ni)ȻҺҺ
Ͱ늘OʹcSo(h)һB
(f)늘OÕr(sh)ɳֽ 3MȻҺмϴҺˮԇϴ
ʹǰz鲣늘Oǰ˵r£늘O(yng)ԓoѼy݃(ni)ҪMҺКݴ
y(c)^Һr(sh)Ms̜y(c)r(sh)gúм(x)ϴֹy(c)Һճ늘O϶Ⱦ늘O
ϴ늘OҪÞVòĤ(yng)ÞV , pIJĤֹȾӰ표y(c)
y(c)ע늘Oy—Ȼy(ni)늘O(yng)뵽݃(ni)Ȼマ_ҺУӋ(j)@ʾֳF(xin)(sh)ցyF(xin)ʹÕr(sh)ע⌢늘Opp˦
늘Oڏ(qing)(qing)AgҺ
(yn)ÓˮԽ|(zh)oˮҴt⛵ʹ
pHӋ(j)늘OӋ(j)ɲֽM ʹ܉So(h)늘OҪƘ(bio)(zhn)_Һ_Ӌ(j) , ɴpС pHʾֵ`ĶW(xu)(sh)(yn)t(y)W(xu)z(yn)(sh)(j)Ŀԡ
Ah(hun)аl(f)a(chn)ERUN-PH4.0I(y)PHӋ(j)y(c)ȿ_(d)±0.02PH(j)m÷VɿԸSo(h)
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