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水中臭氧检测管NO.218 水中游离氧气体检测管价格NO.218,铜离子203S吸入法1-100mg/l10支/盒,氨离子77S吸入法10-400mg/l10支/盒,硫离子,200SA浸渍法2-1000ppm10支/盒,200SB浸渍法0.5-10ppm10支/盒,氟离子27定性-----10支/盒
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2013-03-07 |
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硫离子检知管NO.211LL 日本GASTEC公司,硫离子检知管说明书及价格NO.211LL,多种离子检测管,氯离子201SA浸渍法10-2000ppm10支/盒,201SB浸渍法3-200ppm10支/盒,残留氯234SA浸渍法0.4-5ppm10支/盒,氰离子204S直接吸入0.2-5ppm10支/盒,铁离子202&nb
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2013-03-07 |
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硫化物检测管201L 硫化物检测管201LSulphide,PerformanceMeasuringRange0.002to0.02mgSamplingTime45secondsper1pompstrokeDetectingLimit0.0002mgColour硫化物检测管价格
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2013-03-07 |
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291镍离子检测管 PerformanceMeasuringRange(5)to50mg/LSamplingTime3minutesDetectingLimit5mg/LColourChangeWhite→RedReactionPrincipleNi&nb
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2013-03-07 |
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285锌检测管 PerformanceMeasuringRange3to20mg/LSamplingTime3minutesDetectingLimit0.5mg/LColourChangePaleorange→ReddishpurpleReactio
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2013-03-07 |