Alicat 气體(tǐ)质量流量计 Aalborg 热式气體(tǐ)质量流量计 Accurate Thermal Systems LLC AW Gear Meters Agilent 氦检漏仪和分(fēn)子泵 APG 压力和液位仪表 AMETEK 压力温度校准 Bronkhorst 气/液质量流量计 Badger Meter Barksdale 控制产品 Condec 压力校准 Danfoss 温度压力传感器和阀 GE Druke Dynaflox 超声波流量计 Dynasonics 超声波流量计 ECOM America 烟气分(fēn)析仪 EESIFLO 超声波流量计和油中水监测仪 Emerson Rosemount 仪器仪表 FLOMEC 流量计 Fluke 校准设备 Fox Thermal 热式气體(tǐ)质量流量计 Greyline 超声波流量/液位计 Isotech 温度校准设备 Kaye Instruments Keller 压力测量 Leyro Instruments Mensor 压力控制仪 Martel 校准仪 MesaLabs Meriam 压力计 ITT Neo-Dyn 压力温度开关 NoShok 压力测量 GE Panametrics Palmer Wahl 压力温度测量校准 PIE Instruments 校准仪 英國(guó)Planer 程序冷冻仪 Ralston 压力仪表 Setra 压力测量 Sensing Precision 压力流量测量 SIKA 温度校准和流量测量 Truflo 流量计 Teledyne 真空计和质量流量计 Vitrek電(diàn)气安全测试仪 Weed 温度变送器 Wohler 工业视频内窥镜和管道清洁系统 Shibin
AceGlass 实验室反应装置 Across international AccuTemp真空烘箱 Adolf Wolf SANOclav 高压灭菌器 Agilent 氦检漏仪和分(fēn)子泵 Analytical Industries Inc氧气分(fēn)析仪 Analox 气體(tǐ)检测 Alpha Omega Instruments 氧气分(fēn)析仪 ATAGO 折光仪 Bacharach 检漏仪 BELLCO GLASS 实验室玻璃器皿和设备 BINDER 实验室箱體(tǐ) Carbolite Gero 马弗炉 Det-Tronics 气體(tǐ)检测和火焰探测 E Instruments 气體(tǐ)检测 Emerson Rosemount 仪器仪表 Fresenius 气體(tǐ)分(fēn)析仪 Heidolph实验设备 HF Scientific 水质仪器 H2scan HACH哈希 水质分(fēn)析仪器 IMR Environmental Equipment Michell 露点湿度计 Mahr 测量工具和仪器 Net Safety 在線(xiàn)气體(tǐ)检测 Nova Analytical Systems 气體(tǐ)分(fēn)析仪 OLEBVAP Organomation 氮吹仪 GE Panametrics Parker Hannifin 气體(tǐ)发生器 英國(guó)Planer 程序冷冻仪 PolyScience冷水机 PureAire 气體(tǐ)检测 Rayonet 光致反应设备 Reichert 折光仪 ShelLab 培养箱 Siemens西门子 过程仪表和分(fēn)析仪器 SI Analytics 分(fēn)析仪器 Spectrex火焰探测器 Teledyne 真空计和质量流量计 ThermoFisher分(fēn)析仪器 VIASENSOR 气體(tǐ)分(fēn)析仪 Wohler 工业视频内窥镜和管道清洁系统 二手仪器
AccuTrak 超声波检漏仪 AdashAmerica测振仪 Agilent 氦检漏仪和分(fēn)子泵 Airy Technology粒子计数器 Analytical Industries Inc氧气分(fēn)析仪 Alpha Omega Instruments 氧气分(fēn)析仪 ATAGO 折光仪 Bacharach 检漏仪 Chatillon 推拉力计 Det-Tronics 气體(tǐ)检测和火焰探测 GE Druke Dynamic Solutions EdgeTech 冷镜露点仪 EDC 环境颗粒物(wù)监测 ERBESSD INSTRUMENTS EESIFLO 超声波流量计和油中水监测仪 E Instruments 气體(tǐ)检测 Emerson Rosemount 仪器仪表 Enerac 气體(tǐ)分(fēn)析仪 Fisher Labs Fluke 校准设备 Fresenius 气體(tǐ)分(fēn)析仪 Gardco 测试设备 GfG 气體(tǐ)检测 Extech 视频内窥镜 Hawkeye H2scan HACH哈希 水质分(fēn)析仪器 IMR Environmental Equipment Metrix 振动监测 Monarch 频闪仪/转速表 Michell 露点湿度计 Mahr 测量工具和仪器 MARK-10 推拉力和扭矩测量 MBW Calibration MesaLabs Megabras 微欧计/绝缘测试仪 Net Safety 在線(xiàn)气體(tǐ)检测 Nova Analytical Systems 气體(tǐ)分(fēn)析仪 OUTLAND 水下视频设备 GE Panametrics Palmer Wahl 压力温度测量校准 PhyMetrix 露点仪湿度计 PTC Instruments 硬度计 PureAire 气體(tǐ)检测 Reichert 折光仪 RKI 气體(tǐ)检测仪器 Rotronic罗卓尼克 Sensing Precision 压力流量测量 SE International 辐射检测仪 Spectrex火焰探测器 Transducer称重传感器 Tramex水分(fēn)仪 UE Systems 超声波检测仪 VIASENSOR 气體(tǐ)分(fēn)析仪 Wohler 工业视频内窥镜和管道清洁系统 Shibin 二手仪器
万用(yòng)表/钳形表/電(diàn)流表 兆欧表/微欧表/電(diàn)阻测试仪
AceGlass 实验室反应装置 AEMC 電(diàn)力仪器 Associated Research 高压绝缘测试仪 B&K Precision 可(kě)编程電(diàn)源 Dranetz 電(diàn)能(néng)质量分(fēn)析仪 DV Power 断路器分(fēn)析仪 ETI 断路器测试仪 FW Bell 高斯计 Hipotronics 耐压测试仪 意大利HT Instruments IET Labs 電(diàn)阻测试 Infratek 功率分(fēn)析仪 Megger 電(diàn)力仪器 Megabras 微欧计/绝缘测试仪 Palmer Wahl 压力温度测量校准 PowerSight 電(diàn)能(néng)质量分(fēn)析仪 Seaward 電(diàn)气安全测试仪 Trico Vitrek電(diàn)气安全测试仪 德國(guó)W-IE-NE-R 德國(guó)iseg 机箱和多(duō)通道電(diàn)源 Wilcom 光纤仪器 Shibin
手动泵/ 计量泵/真空泵/增压泵 分(fēn)子泵/离子泵/扩散泵
Accu-Seal 封口机 AceGlass 实验室反应装置 Agilent 氦检漏仪和分(fēn)子泵 AMETEK 压力温度校准 Aries FilterWorks 过滤系统 Cat Pumps 泵 Conax 温度传感器和连接器 GE Druke Emerson Rosemount 仪器仪表 Engineered Prod Equipment Flo-tech 液压测试仪 Fresenius 气體(tǐ)分(fēn)析仪 Gardco 测试设备 Graco固瑞克 喷涂机 GSSI 混凝土结构透视仪 Hass Manufacturing Company 阀门 Haskel 增压泵 Hydraulics International增压泵 Ismatec 泵 瑞士JCEM 打褶机 Jewell 倾角仪和加速度计 Jaesung Engineering 旋涂机/蚀刻机 KEYSTONE阀门和执行器 LEESON 電(diàn)机 Lero雷诺 液压测试仪 Lynair气缸 Meggitt 振动传感器 Mensor 压力控制仪 Meriam 压力计 英國(guó)Mucon 阀门 OhmniLabs 可(kě)编程机器人 PackRite 封口机 Palmer Wahl 压力温度测量校准 Ralston 压力仪表 TRIVACO 阀门 Tippmann蒂普曼 模切机 Transducer称重传感器 Trico Ultraflo 蝶阀和执行器 US Stoneware 研磨机 德國(guó)VMA高速分(fēn)散机 Vacuum Research Corp真空计/阀/泵 VRC阀门定位器 Wohler 工业视频内窥镜和管道清洁系统 Shibin
Jenway 3510 和3520 pH计Jenway 3510 pH计Jenway 3510 pH计是一款多(duō)功能(néng),易于使用(yòng)的pH,mV和温度计,非常适合常规分(fēn)析。3510具有(yǒu)高达小(xiǎo)数点后三位的分(fēn)辨率和多(duō)达三个校准点的选择,為(wèi)用(yòng)户提供了更高的灵活性,以满足将来可(kě)能(néng)需要增强性能(néng)的需求。可(kě)以使用(yòng)符合DIN,JIS和NIST标准的pH校准缓冲液,以及自动输入的缓冲液值进行自动校准。pH测量仪还可(kě)以存储多(duō)达32个结果。Jenway 3510,3510 pH计,JenwaypH计Jenway 3510 pH计,订货号351 301,配有(yǒu)玻璃复pH值電(diàn)极(924 005), 電(diàn)极架, ATC自动温度补偿探头 (027 500), BNC插座, pH值 4, 7和10 个缓冲液袋,配230V電(diàn)源和操作说明书。同时读取pH和温度pH分(fēn)辨率至小(xiǎo)数点后三位1、2或3点校准自动或手动缓冲液选择*多(duō)存储32个结果通过DataWay与打印机或PC的RS232连接三年保修Jenway 3520 pH计Jenway 3520 pH计提供具有(yǒu)广泛特性和功能(néng)的研究级规格,使其适用(yòng)于*广泛的研究,一般实验室,基于QC和GLP的应用(yòng)程序。内置的数据记录器可(kě)以基于多(duō)种触发选项来存储,打印或输出读数,从而使该模型适用(yòng)于监视和控制pH值。Jenway 3520,3520 pH计,JenwaypH计,352 301Jenway 3520 pH计,订货号352 301,配有(yǒu)玻璃复合pH電(diàn)极 (924 005), 電(diàn)极架, ATC自动温度补偿探头(027 500), BNC插座, pH值 4, 7和10 个缓冲液袋, 配230V電(diàn)源和操作说明书非常适合质量控制和GLP应用(yòng)*多(duō)3位小(xiǎo)数点分(fēn)辨率1、2或3点pH校准自动或手动缓冲液选择多(duō)种语言选项*多(duō)可(kě)存储500个结果RS232连接到打印机或PC或红外(IrDA)通信符合GLP 三年保修订購(gòu)信息351001,3510 pHmV计,随附玻璃复合pH電(diàn)极(924 005),電(diàn)极架和支架,ATC探针(027 500),BNC插头,pH 4、7和10缓冲液以及UK電(diàn)源352001,3520 pHmV计,随附玻璃复合pH電(diàn)极(924 005),電(diàn)极架和支架,ATC探针(027 500),BNC插头,pH 4、7和10缓冲袋和UK電(diàn)源351201,3510 pH/mV计,配有(yǒu)玻璃复合pH電(diàn)极(924 005),電(diàn)极架和支架,ATC探针(027 500),BNC插头,pH 4、7和10缓冲液以及EU電(diàn)源352 201,3520 pH/mV计,配有(yǒu)玻璃复合pH電(diàn)极(924 005),電(diàn)极架和支架,ATC探针(027 500),BNC插头,pH 4、7和10缓冲袋和EU電(diàn)源351101,3510 pH/mV计,配有(yǒu)玻璃复合pH電(diàn)极(924 005),電(diàn)极架和支架,ATC探针(027 500),BNC插头,pH 4、7和10缓冲液以及美國(guó)電(diàn)源352101,3520 pH/mV计,配有(yǒu)玻璃复合pH電(diàn)极(924 005),電(diàn)极架和支架,ATC探针(027 500),BNC插头,pH 4、7和10缓冲袋和美國(guó)電(diàn)源
SI Analytics Lab 855,Lab 865和Lab 955SI Analytics Lab 855 PH计型号:Lab 855 Set,订货号:285206700Simple, easy-to-use pH/mV benchtop meter (DIN) with universal power supply, stand and operating instructions, pH electrode BlueLine 14 pH, buffer solutions, 3 mol/l electrolite solution.SI Analytics Lab 865酸度计型号:Lab 865 Set,订货号:285206710 Measuring parameters pH, mV, temp., 5-point-cal., micropr., Mini USBB, data storage, DIN 19262 connect. Including stand, power supply,pH-temp. comb. electrode BlueLine 14 pH, calibr. solutions.SI Analytics Lab 955 電(diàn)导率仪型号:Lab 955 Set,订货号:285206760Simple, easy-to-use conductivity benchtop meter. Set includes conductivity measuring cell, device with universal power supply, stand, 4-pole graphite cell LF413T, and 0.01 mol/l KCl conductivity standard.
SI Analytics HandyLab 7系列新(xīn)的移动MEMOSENS测量装置SI Analytics HandyLab 700便携式pH计用(yòng)于模拟和Memosens传感器SI Analytics HandyLab 750便携式Memosens传感器带数据存储和USB接口SI Analytics HandyLab 750EX便携式Memosens传感器带数据存储和USB接口,用(yòng)于在易爆區(qū)域使用(yòng)SI Analytics HandyLab 780便携式多(duō)参数Memosens传感器
SI Analytics HandyLab 680便携式IDS手持设备可(kě)同时测量两个参数。 ORP,pH值,電(diàn)导率和氧。HL680 CondVersatile,285204760 電(diàn)导率仪套装,HandyLab 680 VersatileCond-meter set HandyLab 680 with conductivity cell LF413T IDS and Z389 armoring for versatile applications *HL680OxVersatile,285204770 OX仪套装,HandyLab 680 VersatileOX-meter set HandyLab 680 with oxygen measuring cell FDO1100 IDS and Z389 amoring for versatile applications *HL680pH/Cond/OxVer,285204810 pH/Cond/OX仪套装,HandyLab 680 VersatilepH/Cond/OX-meter set HandyLab 680 with oxygen measuring cell FDO1100 IDS, conductivity measuring cell LF413T IDS, pHT-combination electrode A7780 IDS, Z530 and Z389 for versatile applications *HL680pH/CondPW,285204780 pH/Cond仪套装,HandyLab 680 Pure WaterpH/Cond-meter set HandyLab 680 with conductivity cell LF313T IDS, pHTcombination electrode A161 IDS, Z530 and Z389 for measurements in purified water ** HL680pH/CondVersat,285204790 pH/Cond仪套装,HandyLab 680 VersatilepH/Cond-meter set HandyLab 680 with conductivity cell LF413T IDS, pHTcombination electrode A7780 IDS, Z530 and Z389 for versatile applications **HL680pH/OxVersat,285204800 pH/OX仪套装,HandyLab 680 VersatilepH/OX-meter set HandyLab 680 with oxygen measuring cell FDO1100 IDS, pHTcombinationelectrode A7780 IDS, Z530 and Z389 for versatile applications *HL680pHField,285204670 pH计套装,HandyLab 680 FieldpH-Meter Set HandyLab 680 with pHTcombination electrode BlueLine 24 pH IDS and Z389 amoring for field applications *HL680pHFood,285204730 pH计套装,HandyLab 680 FoodpH-Meter Set HandyLab 680 with pH-combination electrode with armoring BlueLine 21 pH IDS and Z389 for cut-in measurements in food applications *HL680pH LifeScience,285204700pH计套装,HandyLab 680 Life SciencepH-Meter Set HandyLab 680 with pHTcombination electrode A157 IDS and Z389 amoring for life science applications *HL680pHRoutine,285204660 pH计套装,HandyLab 680 RoutinepH-Meter Set HandyLab 680 with pHTcombination electrode BlueLine 14 pH IDS and Z389 amoring for routine applications *HL680pHScience,285204690 pH计套装,HandyLab 680 SciencepH-Meter Set HandyLab 680 with pHTcombination electrode A162 IDS and Z389 amoring for demanding applications *HL680pHSurface,285204710 pH计套装,HandyLab 680 SurfacepH-Meter Set HandyLab 680 with pHTcombination electrode BlueLine 27 pH IDS and Z389 for measurement on surfaces *HL680pHTip,285204720 pH计套装,HandyLab 680 TippH-Meter Set HandyLab 680 with pHTcombination electrode A6880 IDS and Z389 amoring for cut-in measurements *HL680pHTris,285204740 pH计套装,HandyLab 680 TrispH-Meter Set HandyLab 680 with pHTcombination electrode IL-pHT-A170MF-IDS and Z389 for measurement in tris puffer *HL680pHTrisMicro,285204750 pH计套装,HandyLab 680 TrisMicropH-Meter Set HandyLab 680 with pHTcombination electrode IL-Micro-pHT-IDS and Z389 amoring for measurement in tris puffer with smaller sample volume *HL680pHVersatile,285204680 pH计套装,HandyLab 680 VersatilepH-Meter Set HandyLab 680 with pHTcombination electrode A7780 IDS and Z389 for versatile applications *
SI Analytics HandyLab 600便携式PH计HL600Field,285204570 pH计套装,HandyLab 600 FieldpH计套装HandyLab600 pH复合電(diàn)极蓝線(xiàn),BlueLine 24 pH IDS for field applications *HL600Food,285204630 pH计套装,HandyLab 600 FoodpH-Meter Set HandyLab 600 with pH-combination electrode with armoring BlueLine 21 pH IDS for cut-in measurements in food applications *HL600LifeScience,285204600pH计套装,HandyLab 600 LifeSciencepH-Meter Set HandyLab 600 with pHTcombination electrode A157 IDS for life science applications HL600Routine,285204560 pH计套装,HandyLab 600 RoutinepH-Meter Set HandyLab 600 with pHTcombination electrode BlueLine 14 pH IDS for routine applications *HL600Science,285204590 pH计套装,HandyLab 600 SciencepH-Meter Set HandyLab 600 with pHTcombination electrode A162 IDS for demanding applications *HL600Surface,285204610pH计套装,HandyLab 600 SurfacepH-Meter Set HandyLab 600 with pHTcombination electrode BlueLine 27 pH IDS for measurement on surfaces *HL600Tip,285204620 pH计套装,HandyLab 600 TippH-Meter Set HandyLab 600 with pHTcombination electrode A6880 IDS for cut-in measurements *HL600Tris,285204640 pH计套装,HandyLab 600 TrispH-Meter Set HandyLab 600 with pHTcombination electrode IL-pHT-A170MF-IDS for measurement in tris puffer *HL600TrisMicro,285204650 pH计套装,HandyLab 600 TrisMicropH-Meter Set HandyLab 600 with pHTcombination electrode IL-Micro-pHT-IDS for measurement in tris puffer with smaller sample volume *HL600Versatile,285204580 pH计套装,HandyLab 600 VersatilepH-Meter Set HandyLab 600 with pHTcombination electrode A7780 IDS for versatile applications *
HandyLab 100:便携式PH计HL100Field,285204510pH计套装,HandyLab 100 FieldpH计套装HandyLab100 带pH复合電(diàn)极蓝線(xiàn)24 pH值和现场保护套Z389HL100Routine,285204500,pH计套装,HandyLab100 RoutinepH计套装HandyLab100 pH复合電(diàn)极蓝線(xiàn)14 pH值常规应用(yòng)*HL100Versatile,285204520 pH计套装,HandyLab 100 VersatileHandyLab100 pH复合電(diàn)极A7780-NTC30- DIN-N成為(wèi)各种应用(yòng)*SI Analytics HandyLab 200便携式電(diàn)导率仪HL200PureWater 285204550 電(diàn)导率仪,HandyLab 200 Pure Water電(diàn)导率仪套装HandyLab200导池LF313T在纯净水的测量HL200Routine 285204530 電(diàn)导率仪,HandyLab 200 Routine電(diàn)导率仪套装HandyLab200带電(diàn)导池LF613T用(yòng)于常规应用(yòng)*HL200Versatile 285204540 電(diàn)导率仪,HandyLab 200 Versatile電(diàn)导率仪套装HandyLab200带電(diàn)导池LF413T用(yòng)于多(duō)种应用(yòng)*
YSI Pro1020 pH/ORP和DO计订货信息:6051020:Pro1020 手持式仪器6051020-1:1米電(diàn)缆,温度/ pH或ORP/溶解氧传感器端口6051020-4:4米電(diàn)缆,温度/ pH或ORP/溶解氧传感器端口;包括電(diàn)缆管理(lǐ)套件6051020-10:10米電(diàn)缆,温度/ pH或ORP/溶解氧传感器端口;包括電(diàn)缆管理(lǐ)套件6051020-20:20米電(diàn)缆,温度/ pH或ORP/溶解氧传感器端口;包括電(diàn)缆管理(lǐ)套件6051020-30:30米電(diàn)缆,温度/ pH或ORP/溶解氧传感器端口;包括電(diàn)缆管理(lǐ)套件6605101:pH传感器(不包括購(gòu)买線(xiàn)缆)605216:扩增pH传感器套件和扩展适配器(不包括購(gòu)买線(xiàn)缆)605323:扩增pH传感器只(不包括購(gòu)买線(xiàn)缆)605102:ORP传感器(不包括購(gòu)买線(xiàn)缆)605202:電(diàn)镀溶解氧传感器(不包括購(gòu)买線(xiàn)缆)605203:极谱溶解氧传感器(不包括購(gòu)买線(xiàn)缆)603075:大手提软包603162:小(xiǎo)手提软包603074:硬手提箱, hard-sided (large case)603070:Shoulder Strap603824:pH 缓冲液605306:更换标准膜套件605913:更换标准膜套件
YSI Pro10 pH/ORP计软件可(kě)升级可(kě)存储50组数据显示屏、键盘双背景光,便于昏暗环境下操作按人體(tǐ)工程學(xué)设计,手感舒适,外观精致電(diàn)缆、探头均可(kě)在野外自行更换,无需工具主机、電(diàn)缆、探头三體(tǐ)分(fēn)离:主机可(kě)配長(cháng)1米/4米/10米/20米/30米的電(diàn)缆以满足不同应用(yòng)需要電(diàn)池仓与仪器主體(tǐ)各自水密分(fēn)隔,即使電(diàn)池仓进水也不影响仪器電(diàn)路寿命長(cháng)、耗材少,平均使用(yòng)成本低MS 军方接头,快速插拔,防水,连接可(kě)靠稳固接头的電(diàn)缆部分(fēn)可(kě)耐受30 万次弯折,经久耐用(yòng)不锈钢探头保护套,坚固耐撞,更易于沉入水中YSI Pro10 订货信息:6050010:Pro10 手持式仪器60510-1:1-m 電(diàn)缆带temp/pH或ORP传感器端口60510-4:4-m 電(diàn)缆带temp/pH或ORP传感器端口; includes cable management kit60510-10:10-m 電(diàn)缆带temp/pH或 ORP传感器端口; includes cable management kit60510-20:20-m 電(diàn)缆带temp/pH或 ORP传感器端口; includes cable management kit60510-30:30-m 電(diàn)缆带temp/pH或ORP传感器端口; includes cable management kit605101:pH 传感器 (not included with cable purchase)605323:Amplified pH传感器(not included with cable purchase)605102:ORP传感器 (not included with cable purchase)605107:1-m電(diàn)缆带实验室级pH/Temp单端口复合電(diàn)极605177:4-m電(diàn)缆带实验室级pH/Temp单端口复合電(diàn)极605108:1-m 電(diàn)缆带实验室级ORP/Temp单端口复合電(diàn)极605178:4-m電(diàn)缆带实验室级ORP/Temp单端口复合電(diàn)极603075;便携箱, soft-sided (large case)603162:便携箱, soft-sided (small case, accommodates up to 4-meter cable)603074:便携箱, hard-sided (large case)603070:肩带603069:皮带夹 for clipping instrument onto belt063517:夹子夹紧仪器实验室柜台或其他(tā)表面063507:三脚架605978:Cable weight, 4.9 oz, stackable, attach to stainless steel tip603824:pH 缓冲液, assorted case; 2 pints each of 4, 7, and 10 buffer003821:pH 4 缓冲液, case of 6 pints003822:pH 7 缓冲液, case of 6 pints003823:pH 10 缓冲液, case of 6 pints061320:Zobell solution for ORP calibration, 125 mL
YSI TruLab pH/ISE 1320实验室台式分(fēn)析仪 Laboratory Benchtop Meter订货信息Ordering Information:1GA340Y:TruLab pH1320 pH/mV/ISE分(fēn)析仪带BNC两通道输入, 数据存储和USB转换.電(diàn)源,手册软件和USB電(diàn)缆1GA340PY:TruLab pH1320 pH/mV/ISE分(fēn)析仪带BNC两通道输入,内置热敏打印机, 数据存储和USB转换.電(diàn)源,手册软件和USB電(diàn)缆400350 TruLine pH15; pH電(diàn)极带温度400351 TruLine pH 17; pH電(diàn)极无温度400352 TruLine pH 26; pH電(diàn)极带温度400353 TruLine pH 25; pH電(diàn)极无温度400354 TruLine pH 27; pH電(diàn)极无温度400355 TruLine ORP 50; ORP電(diàn)极无温度400356 TruLine ORP 51; ORP電(diàn)极无温度400357 TruLine pH 21; pH電(diàn)极无温度400358 IoLine - 3 in 1; pH電(diàn)极带温度400359 IoLine Micro400360 Science pHT-Pt400361 Science pHT-G400362 Science pHT400363 ScienceLine Temp 135400364 ScienceLine Temp 136