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9185sc在線臭氧分析儀操作手冊(cè)
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2024-09-13 08:16 511閱讀次數(shù)
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9185sc在線臭氧分析儀操作手冊(cè)
- 9185sc在線臭氧分析儀操作手冊(cè)[詳細(xì)]
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2024-09-13 08:16
標(biāo)準(zhǔn)
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9185sc在線臭氧分析儀中文樣本
- 9185sc在線臭氧分析儀中文樣本[詳細(xì)]
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2024-09-13 08:31
標(biāo)準(zhǔn)
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哈希9185sc在線臭氧分析儀產(chǎn)品樣冊(cè)
- 哈希9185sc在線臭氧分析儀產(chǎn)品樣冊(cè)[詳細(xì)]
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2024-09-13 08:11
選購(gòu)指南
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9185C在線臭氧分析儀中文樣本
- 適用于飲用水、污水工I業(yè)過(guò)程水以及純凈水行業(yè)臭氧消毒監(jiān)測(cè)。
[詳細(xì)]
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2024-09-13 08:17
標(biāo)準(zhǔn)
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EC9810B O3 臭氧分析儀(在線)產(chǎn)品樣冊(cè)
- EC9810B O3 臭氧分析儀(在線)產(chǎn)品樣冊(cè)[詳細(xì)]
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2024-09-13 08:10
期刊論文
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臭氧分析儀
- 臭氧分析儀[詳細(xì)]
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2011-11-03 00:00
其它
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臭氧分析儀 MHY-27553
- 紫外臭氧分析儀,臭氧分析儀型號(hào)MHY-27553該儀器是工藝控制、家電、臭氧發(fā)生器檢驗(yàn)和YL器械檢驗(yàn)的理想工具。符合《HJ590-2010環(huán)境空氣臭氧的測(cè)定紫外分光光度法》要求。儀器簡(jiǎn)介:儀器的原理和結(jié)構(gòu)1、方法原理紫外光度法:當(dāng)空氣樣品以恒定的流速進(jìn)入儀器的氣路系統(tǒng),樣品空氣交替地或直接進(jìn)入吸收池或經(jīng)過(guò)臭氧滌除器再進(jìn)入吸收池,臭氧對(duì)254nm波長(zhǎng)的紫外光有特征吸收。零空氣樣品通過(guò)吸收池時(shí)被光度檢測(cè)器測(cè)定的光強(qiáng)度為I0;含臭氧的空氣樣品通過(guò)吸收池時(shí),被光度檢測(cè)器測(cè)定的光強(qiáng)度為I。每經(jīng)過(guò)一個(gè)循環(huán)周期,儀器的數(shù)據(jù)處理系統(tǒng)根據(jù)朗伯-比爾定律求出臭氧的濃度,關(guān)系式如下:I/I0=ea×c×L式中a-------吸光系數(shù)c-------臭氧濃度L------吸收池厚度1、紫外吸收池:紫外吸收池應(yīng)以不與臭氧起化學(xué)反應(yīng)的惰性材料制成,并具有良好的機(jī)械穩(wěn)定性。吸收池的臭氧損失不能大于5%。光路長(zhǎng)度為已知值的99.5%。2、紫外燈:所產(chǎn)生的紫外光被檢測(cè)器接受的254nm的輻射至少占99。5%。3、光度檢測(cè)器:光度檢測(cè)器能滿足在254nm波長(zhǎng)下測(cè)量的靈敏度要求。濃度測(cè)量標(biāo)準(zhǔn)偏差不超過(guò)0.001mg/m3(0℃,101.3kpa)或濃度的2%.4、臭氧滌除器:空氣樣品經(jīng)過(guò)臭氧滌除器除支臭氧和干擾氣體以后,進(jìn)入吸收池,并由光度檢測(cè)器測(cè)出I0。臭氧滌除器的平均壽命由生產(chǎn)廠家給出。然而實(shí)際壽命由采樣環(huán)境而定。當(dāng)臭氧滌除器對(duì)環(huán)境中的臭氧反應(yīng)明顯降低(線性檢驗(yàn)精度>1%)時(shí),則應(yīng)更換臭氧滌除器。5、采樣泵:采樣泵安裝在氣路的末端,抽吸空氣流過(guò)臭氧分析儀,并能在儀器所需的流量和壓力條件下運(yùn)轉(zhuǎn)。6、流量控制器:控制流過(guò)臭氧分析儀的空氣流量恒定在選定流量值的誤差±2%范圍以內(nèi)。技術(shù)參數(shù):UV光源:254nm水銀燈;檢測(cè)范圍:0~100ppm;量程范圍:0-1,0-10,0-100ppm,0.1~999ppm自動(dòng)切換;分辨率:0.01ppm;極ng確度:2%;取樣時(shí)間:10秒;信號(hào)輸出:232接口,內(nèi)置控制功能;無(wú)需專用軟件;4~mA,0~2.5V。電源:12VDA/400mA;尺寸:95×210×216mm;這些都是已經(jīng)安裝在儀器里面的。含有一個(gè)低濃度臭氧校準(zhǔn)器,電源,保護(hù)箱,過(guò)濾器。標(biāo)準(zhǔn)配置是:主機(jī),數(shù)據(jù)電纜線(本公司配),中英文說(shuō)明書,校準(zhǔn)證書,,220VAC轉(zhuǎn)換電源(本公司配)。主要特點(diǎn):儀器特點(diǎn):1、校準(zhǔn)方便,整機(jī)不需寄回原廠;免去麻煩的運(yùn)輸過(guò)程及昂貴的運(yùn)輸費(fèi)用。同時(shí)可選擇多購(gòu)一塊儀器分析電路,在儀器校準(zhǔn)的同時(shí)一樣可以使儀器工作。2:儀器小巧,輕便;測(cè)量數(shù)據(jù)準(zhǔn)確、快速。3:儀器內(nèi)置數(shù)據(jù)下載軟件,可與電腦同步,進(jìn)行數(shù)據(jù)保存和分析。多達(dá)1萬(wàn)組以上的數(shù)據(jù)儲(chǔ)存功能4:價(jià)格優(yōu)惠,此儀器價(jià)格僅為同類產(chǎn)品的65%,真正為產(chǎn)品低端價(jià)格。[詳細(xì)]
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M454中高濃度臭氧分析儀
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2024-09-13 08:18
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