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            上海境宣實(shí)業(yè)有限公司
            中級(jí)會(huì)員 | 第17年

            17601355022

            當(dāng)前位置:上海境宣實(shí)業(yè)有限公司>>日本光明北川式氣體檢測(cè)管>>氣體快速檢測(cè)管>> 178SB氯化苯C6H5CL氣體檢測(cè)管178SB CHLOROBENZENE 1-140ppm

            氯化苯C6H5CL氣體檢測(cè)管178SB CHLOROBENZENE 1-140ppm

            參  考  價(jià)面議
            具體成交價(jià)以合同協(xié)議為準(zhǔn)

            產(chǎn)品型號(hào)178SB

            品       牌

            廠商性質(zhì)代理商

            所  在  地上海市

            更新時(shí)間:2025-04-21 13:11:11瀏覽次數(shù):1564次

            聯(lián)系我時(shí),請(qǐng)告知來自 化工儀器網(wǎng)
            氯化苯C6H5CL氣體檢測(cè)管178SB CHLOROBENZENE 1-140ppm,泳池水用臭氧消毒時(shí),按全池水循環(huán)一次時(shí)每小時(shí)的水流量確定投放臭氧量,通常是1m3/h水使用1-2g臭氧,然后再投加少量的消毒藥劑。當(dāng)1m3/h泳池水使用臭氧4g或以上時(shí),池水不再需要投加消毒藥劑,并且池水會(huì)變得清澈透藍(lán)。

            氯化苯C6H5CL氣體檢測(cè)管178SB CHLOROBENZENE 1-140ppm

            Tube No.
            178SB CHLOROBENZENE
             

            1. PERFORMANCE
            1) Measuring range :5-140 ppm 1-5 ppm
            Number of pump strokes 1(100ml) 5(500ml)
            2) Sampling time :2 minutes/1 pump stroke
            3) Detectable limit :0.5 ppm(500ml)
            4) Shelf life :1 year
            5) Operating temperature :0~40℃
            6) Reading :Direct reading from the scale calibrated by 1 pump stroke
            7) Colour change :White→Pale brown
            2. RELATIVE STANDARD DEVIATION
            RSD-low:20% RSD-mid.:10% RSD-high:10%
            3. CHEMICAL REACTION
            lodine pent-oxide is reduced.
            C6H5CI+I(xiàn)2O5+H2SO4→I2
            4. CALIBRATION OF THE TUBE
            GAS CHROMATOGRAPHY
            5. INTERFERENCE AND CROSS SENSITIVITY
            GAS To pump
            DETECTOR TUBE
            (white)
            DEHUMIDIFIER TUBE
            140
            120
            100
            80
            60
            40
            20
            10
            5
            ppm
            Tube No.
            178SB CHLOROBENZENE
            84
            Substance Interference ppm Coexistence
            Ethyl benzene Similar stain is produced. Higher readings are given.
            Toluene FIG.1 〃〃
            Xylene FIG.2 〃〃
            Benzene 〃〃
            Carbon monoxide FIG.3 Wtheh osliem rileaar gsetanitn i’ss cchoalonugre.d to 50 〃
            Hexane 〃100 〃
            0
            20
            30
            10
            Toluene〔ppm〕?
            FIG.1 Influence of Toluene Benzene indicating value 〔
            ppm〕
            5 10 0
            20
            30
            10
            Xylene〔ppm〕?
            FIG.2 Influence of Xylene
            Benzene indicating value 〔ppm〕
            10 20 0
            20
            30
            40
            10
            Carbon monoxide〔ppm〕?
            FIG.3 Influence of Carbon monoxide
            Benzene indicating value 〔ppm〕
            50 100
            (NOTE)
            When the concentration is below 5 ppm, 5 pump strokes can be used to determine the lower concentration.
            Following formula is available for the actual concentration.
            Actual concentration=1/5×Reading value

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