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汇分FKC-I-B空气浮游尘菌采样器,浮游菌采样器
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汇分7991粉尘气溶胶发生器(炭黑,碳黑)
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总共找到31652个商品
 | Cole-Parmer® 在线凝灰岩尖pH电极，1000Ω ATC ElementCole-Parmer® In-Line pH Electrode with Tuff-Tip®, 1000 Ω ATC Element |
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 | Cole-Parmer® 在线凝灰岩尖pH电极，100Ω ATC，镀锡端Cole-Parmer® In-Line pH Electrode with Tuff-Tip®, 100Ω ATC Element, tinned ends |
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 | Cole-Parmer® 在线凝灰岩尖pH电极，1000Ω ATC，镀锡端Cole-Parmer® In-Line pH Electrode with Tuff-Tip®, 1000 Ω ATC Element, tinned ends |
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 | Cole-Parmer GR60420AVB-CP 浮子流量计Flowmeter,aluminum,65mm |
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 | Cole-Parmer GR60810AVB-CP 浮子流量计Flowmeter,aluminum,65mm |
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 | Cole-Parmer GR60310AVB-CP 浮子流量计Flowmeter,aluminum,65mm |
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 | Cole-Parmer GR60110AVB-CP 浮子流量计Flowmeter,aluminum,65mm |
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 | Cole-Parmer GR60530AVB-CP 浮子流量计Flowmeter,aluminum,65mm |
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 | Cole-Parmer GR60220AVB-CP 浮子流量计Flowmeter,aluminum,65mm |
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 | Cole-Parmer GR60210AVB-CP 浮子流量计Flowmeter,aluminum,65mm |
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 | super lube 91005 5 磅(2.25kg)提桶装硅酮绝缘润滑脂5 磅(2.25kg)提桶装 4 26磅 |
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 | 英国Gems 传感器液体流量指示器，黄铜，3/4“NPT（F），5.0至30.0 GPMGems Sensors Flow Indicator for Liquids; Brass, 3/4" NPT(F), 5.0 to 30.0 GPM |
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 | 英国Gems 传感器液体流量指示器，黄铜，1“NPT（F），8.0至60.0 GPMGems Sensors Flow Indicator for Liquids; Brass, 1" NPT(F), 8.0 to 60.0 GPM |
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 | 英国Gems 传感器流量指示器液体;黄铜，1/4“NPT（F），0.5〜5.0 GPMGems Sensors Flow Indicator for Liquids; Brass, 1/4" NPT(F), 0.5 to 5.0 GPM |
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 | 英国Gems 传感器流量指示器液体;黄铜，1/2“NPT（F），4.0到20.0 GPMGems Sensors Flow Indicator for Liquids; Brass, 1/2" NPT(F), 4.0 to 20.0 GPM |
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 | 英国Gems 传感器流量指示器液体聚丙烯，1/2“NPT（F），4.0到20.0 GPMGems Sensors Flow Indicator for Liquids; Polypropylene, 1/2" NPT(F), 4.0 to 20.0 GPM |
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 | Red Lion CUB4CL10 过程控制仪Current loop powered process indicator, with negative backlight |
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 | Red Lion CUB4CL20 智能面板仪表CUB1CL20: Current Loop W/Red Neg. Backlight |
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 | Red Lion CUB4CL40 过程控制仪CUB4CL40: Current Loop W/Red Pos. Backlight |
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 | Red Lion CUB4CL30 过程控制仪CUB4CL30: Current Loop W/Yel /Grn Pos. Backlight |
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 | Nunc 476503 ImmunoTM星型试管，5.0mlNunc-ImmunoTM试管，聚苯乙烯，总容量，5.0ml，表面，PolySorp，星型试管，Qty/pk：100，Qty/CS：3000 |
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 | SIFCO CADMIUM CHROME CONV 1LT 70300204The Sifco process chromic conversion coating code 3002 solution is used to apply chromic sonversion coatings on cadmium and zinc deposits. No current is used in the operation. The coating is formed by a chemical reaction of cadmium with the solution. |
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| | I-Chem SB46-0040-RWD 40ml 琥珀色样品瓶 ， 0.125" 非粘合盖垫，已处理，散装 I-Chem 40ml Vial amber 0.125" unbonded septum processed bulk gtg40ml 琥珀色样品瓶 ， 0.125" 非粘合盖垫，已处理，散装 I-Chem 40ml Vial amber 0.125" unbonded septum processed bulk gtg |
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| | I-Chem SB36-0040-RWD 40ml 透明样品瓶 ， 0.125" 非粘合盖垫，已处理，散装 I-Chem 40ml Vial clear 0.125" unbonded septum processed bulk gtg40ml 透明样品瓶 ， 0.125" 非粘合盖垫，已处理，散装 I-Chem 40ml Vial clear 0.125" unbonded septum processed bulk gtg |
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 | Whatman GF6 玻璃微纤维滤纸10370006 GF6 110MM 100/PK，0.3 -0.5μm 标准细颗粒物GF6含无机粘结剂，中等流速，对细小颗粒极高的保留能力。这种滤膜可用于水源水和饮用水污染测定和研究，测定叶绿素、浮游植物残留，去除难滤啤酒中的蛋白质，或用于测定可过滤物质和燃烧后的干重，还用于腐蚀性介质过滤、液闪计数以及氧化铁中铁含量的测定。 |
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