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l(f)ϵ zyԇ̓x Ʒϵ
PSAl(f) ڒC ƄӳC ˮ̎l(f)
cҺl(f) ⶾC yнC ՚C nҚC

            ȵęzy         

    һNк܏ĚƯסζˏVˮʳƷӹʳƷAرrt(y)l(wi)ͼͥȷĮa(chn)Ʒڳl(f)a(chn)͑һijDZCЧ(ji)sԴͷֹȾҪ(sh)

1. l(f)a(chn)Ę˶

    l(f)ija(chn)Ҫļgָa(chn)ͨ^yȺӋóf]МyȵĿɿֶξͲa(chn)ϸa(chn)ƷĿǰЈl(f)a(chn)̓ðҪF(xin)]гָ˻挍

2. ȱCЧ

    ֻбCһӣֻ_Ąһrg_Ч箔Ȟ 0.08~0.6ppm r՚мֳwеĴcU 30min ƽ_ 84.60~99.9% ՚гȞ 0.34~0.85ppm r 10~30min 䚢ʿ_ 99.47~99.97% ՚rȞ 0.21mg/L r 10min Sɫ_ 90.81% ߝȞ 0.72mg/L rÕrgԞ 10min ʿ_ 99.99% 

    һvĝ䚢Ч

3. h(hun)Ȳ^

    ˌһͬrһNh(hun)Ⱦ|҇h(hun)՚|˜ʣ GB3095-1996 Ҏ(gu)ĝֵ 1 Сrƽһ˜ʞ 0.12mg/m 3 ˜ʞ 0.16mg/m 3 ˜ʞ 0.20mg/m 3 ĹI(y)l(wi)˜ʴ(sh)ֵ 0.1ppm 0.20mg/m 3 óȲ^ߣl(f)Įa(chn)ԽԽ磺һͥ҃(ni)ijl(f)a(chn) 200mg/h ߲Ҫ^ 400mg/h @ڳ 30~60min ҃(ni)ȵڹƷl(wi)˜ҪҪעһЩ^w|Lrg¶ڳ^ 0.18mg/m 3 ĭh(hun)سF(xin)Ƥw̰WԼ׵ȰYٸowɸĂ

4. ùcOҪO(jin)y

    l(f)l(f)ں̶ܴܚԴĝsˮضϻӰҪ(jng)MЙzyͳObиߝȳwzyxЙzyϺˮܴzyx߀ЙzyŷŵβȵęzyxԱϵy(tng)̎ѹB(ti)

șzy¿ɷ֞顰WW

1.Wzy

1.1

    õijy҇SҾѴ˷ywĘ˜ʷ҇Ol(f)ġl(f)a(chn)늺ĵĜy˜ CJ/T 3028.2 94 мҎ(gu)ʹõԭ鏊 O 3 c⻯⛣ KI ˮҺx⣨ I 2 ߀ԭʽ飺

    O 3 + 2KI + H 2 O O 2 + I 2 + 2KOH

    x@ɫˮНɵ߳ʜ\Stɫ

    c NaS 2 O 3 ˜Һζx׃?yu)⻯c NaI Kcȫɫֹʽ飺

    I 2 + 2Na 2 S 2 O 3 2NaI + NaS 4 O 6

    ɷʽ O 3 c NaS 2 O 3 ĶPϵ 1molO 3 2mol NaS 2 O 3 t C O3 Ӌʽ飺

    C O3 =40x3x1000/1000 mg/L

ʽУ

C O3 ȣ mg/L 

A Na c˜Һ ml 

B c˜Һȣ mol/L 

V 0 wȡwe ml 

򼰷՘˜ CJ/T3028.2 94 

y˜Ͱl(f)ȺܷweӋӋ(sh) NaS 2 O 3 һƞ 0.100mol/L yȿ_ 1% 

y՚гȕrښɘⶨ鱣Cyȣ NaS 2 O 3 0.10mol/L 

yˮܳô˹ʽӋֻ V 0 ˮȡ 1000ml  NaS 2 O 3 Ȟ 0.10mol/L

(yu)c@ɫֱ^ҪF؃xȱc NO  CI 2 |ĸɔ_Ҫzyrp|Ӱ

1.2 ɫ

    ɫǸ(j)cͬWԇ@ɫÓɫ̶ȁ_ȵķɫֶη֞˹ɫӱɫcӋɫ . ˷ڙzyˮܽ .

    (ni)zyƿbˮܽʹõ⻯“(lin)װȱɫҺ䷽ʽÙzyƷ@ɫҺ^_yӳֵܽ 0.05~0.08mg/L , Ҫ󾫴_ģt÷ֹӋzy

    ô˷ɃxƘ˜ʹcˎƷF(xin)zʹãܷ HACH ˾ձԭ˾ DPD ɫP 0.05~2mg/L  HACH ˾΢ͱɫxõ{ȾÓɫ 600nm Lɫ 0.05~0.75nm/L Ȕ(sh)@ʾȡ 0.01nm/L ɔ_١

1.3 zy

    ׃ԇndwϣ鷴bژ˜ʃ(ni)IJ܃(ni)ɜyʹÕrzy܃ɶД࣬ѳӵzyܳȡwczy܃(ni)׃ɫLȳͨ^̶ֵxȡֵ

    ‡ձ҇a(chn)zyȷ֞ߣ 1000ppm У 10ppm ͣ 3ppm Nڙzy՚ȣmڬF(xin)ʹúȵͣ 15%

2.

    F(xin)ڇHе⾀շó 254nm L⾀յ(j)Ƞɲ Beer-Lambert ķxֻҪxmLȵճͿԙzy 0.002mg/m3~5% vol ȵij侀 4~5 (sh)(ni)ܺԓѱ҇h(hun)՚МyĘ˜ʷ GB1/T1154348 

    ⾀շmڙzywгҲԙzyˮܴijȡ

    ⾀շăxćʿձЮa(chn)Ʒ҇xS 1985 MĪأ MONITOR LABS ˾ ML-8810 ʽڭh(hun)zy 1992 Ժm(x)Uչ̵ 100ppm  1000ppm Կ،򞼼gо 1999 _l(f) ZX-01 ϵ⾀ʽy 0~10ppm ڭh(hun)zy 0~100ppm  0~1000ppm  0~10000ppm 0~25000ppm 

2.1 ⾀շԭ

ݗ䱻ijNwҺwʲ - Ƞ Lambert Beer ɿƵģ

I = I o e C klc

ʽ I o ď

I ͸ƷwҺwď

l ͨ^Ʒ̵L

c Ʒ(ni)|ĝ

k |ԓ⾀Lıϵ(sh)

˷NzyҪ|֪L k ֵľ_˽

2.2 zy

    ն̲^(q) 200~300nm ײ⣬ 253.7nm ̎գD1 ڴ˲Lϵ(sh)ֵķ 303.9 313.2cm -1 mol -1 L 273K 760mmHg оCԓֵ 302.4cm -1 mol -1 L 


2.3 - β

     - βxǰ“(lin)‡hĹԭD 2 ʾˮyݗ佛(jng)۹R۽γƽй͸^y䵽⾀һݗ⾀ֹR䵽șzyõһ⾀⏊һ׃{(ji)ͬһˮƽֻ⾀ژʽ·(ni)yյĹʽ·IJƽһֻŷ늙C֏ƽУcԓx(ni)bԄcay՚гrͨ^һֻ늴yԚy󣬮zyˮгr˜Һעy


3. W

3.1 {cQ IDS ֹȷ

    ԭǺĚwжײչͨ^mɫ IDS ҺɵҺ÷ֹVӋ 610nm ̎yͨ^Ӌó@N^sڙzyh(hun)гȻÁ˶x͝ȣ

    IDS ҲҘ˜Áyh(hun)еijȣ GB/T15437 

3.2 Wl(f)ⷨ

    ԓ_^ϩ NO cl(f)Wl(f)⣬ù늱ܽܰl(f)⏊Ӌĝ˷oʮʢ(jng) ERP Оh(hun)zy˜ʷ֮һF(xin)ѱⷨȡ

4.ˮгzy

    yˮܴȳõ⾀շ֮HձһNQ֮顰Ĥ늘O늻WһпɸQܝB͸İ͸Ĥ̽^΢̎Myr̽^вڳˮУꖘO֮gһ̶O늉ܴij͸^͸Ĥ_ꎘO沢߀ԭa(chn)cȳȵĔUɢUɢСʽʾ

I=KC

ʽУ I Uɢ A

K (sh)

C O 3 ȣ mg/L

    ڌN͸Ĥ늘Oϡ늽|Լ늉λоһNķ(wn)B(ti)늉Ĥ늘Oκ٬F(xin)ԶܺĤ늘Oɔ_`ȸߡ̏VھͿơHԽԽVʹĤ늘Oˮгȵڅ ATI ˾ ROSEMOUNT ˾ʿ ROS ˾Ĥ늘OPx

5.Ȇλ

    ҇a(chn)I(y)l(f)չѸ٣a(chn)ƷNЩa(chn)Ʒ_ȵĆλʹûyױ`⡣

5.1 wгȱʾ

   һNԆλwe(ni)|(sh)ʾõĆλ mg/L  mg/m 3 g/m 3 Q|Pϵǣ 1mg/L = 10 3 mg/m 3 = 10 6 g/m 3

    ҇N˜ʾ|

    һN ppm ppb ȆλQwe ppm parts per million λָ 100 fwweкгwe(sh)ձȇTʹwe 1ppm = 10 3 ppb

     ppb parts per million ĺx_ͷ billion xʮ| 10 9  ppb ζʮ|֮һ 10 -9 Ӣ͵‡ billion f| 10 12  ppb ζf|֮һ 10 -12 @һN׻ı_ʽH⻯WcûWf(xi)c 1971 7 ˲áěQ

    ҇ ppb һָ 10 -9 

    Ҳweٷֱ % vol pphm ʾweȵģPϵʽ

1% vol = 10 4 ppm = 10 6 pphm = 10 7 ppb

ɷNλ湫ʽQ㣺

X ppm =40x/3x ?A mg/m 3 A=3x/40x ?X

ʽУ A mg/m 3 ʾij

X ppm ʾij

M wĦ 48

22.4 NPT ˜ʠB(ti) 273K 101.3kPa  0  760mmHg ĚwĦwe

еij 1ppm t mg/m 3 ʾ

A= 40x/3x?X =40x/3x =2.14 mg/m 3 

    ձ͇Hȫzyϵy(tng)(ni)Ę˜ʠB(ti)ָ 298K 25 棩 101.3kPa 760mmHg @rĚwwe 24.45L/mol @

1ppm = 1.963mg/m 3

    ߀һNٷֱȁʾĝһ % wt ʾ % wt ĺxǣ| / гw| 100% 

@ӣژ˜ʠB(ti)

1ppm = 2.14mg/m 3 = 1.66 10 -4 % wt

1% wt ՚У = 12.93g/m 3 = 6042ppm

1% wt У =14.3g/m 3 = 6682ppm

՚ܶȞ 1293g/m 3 ܶȞ 1430g/m 3 

5.2 ʾˮܴĆλ mg/l g/m 3 ppm wt

mg/L 京xdz| mg / гˮݷe m 3

g/m3 dz| mg / гˮݷe m 3

ppm dz| / гˮ| 10 6

1mf/l = 1g/m 3 = 1ppm

6.zyБע

6.1 ɘӹܲϑxÿIJ粣ķϩƫϩP䓲ҲMԜpٲɘӹгp

6.2 ɘӹܑMy͝ȕrһ㲻Ҫ^ 2m 

6.3 IJɘӹܵzyxҪ©tyֵƫ

6.4 zy^͝ȣzyh(hun)rµľķϩҲҪֵMСͨ^^ߝȳĚw(wn)ɘӹ܃(ni)ձԭ˾JҪ 20min ϲܷ(wn)Īع˾Ҫ(sh)Сr

6.5 ɘӹҪrϴ坍IJɘӹܕʹyֵƫͺܶࡣ

6.6 xҪrMИ˶ԱCy(sh)(j)ɿ

                  ؈@ؙ

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