ReviewsChemical Measurement Device

Laser Measurement Tool with App Portable 95ft Laser Distance Measure Floor Plan + Sharing Files Fast Precise Measure Data Great for Professional & Home

  • What is available from our product: 1x NF-2030 laser measurement tool , 2x AAA batteries and Liangfangshenqi software VIP service for one year, which....
  • [Liangfangshenqi APP]: The measured data will be input into App manually to draw a floor plan on the APP and generate designs, which can be saved or....
  • [Portable and Easy to Operate]: The small device is portable. one-handed measurement and one-button operation makes measurement easier. The device is....
  • [High Accuracy]: Ranging accuracy is +/- 1.5mm, and the measuring distance ranges from 0.6-98 ft. In meters, feet, inches or feet inches. Whatmore,....
  • [Photo Annotations]: Draw a plan on the APP and you can add 1 or more photos at any position. At the same time, you can mark the text on the photos to....
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Vibration Meter - Digital Precision Split Type Meter Tester HT-1201 Sensor Gauge with LCD Backlight Analyzer Acceleration Velocity Displacement Measurement for Moving Mach

  • 【LCD Display】This Digital Precision Split Type Vibration Meter Tester has three and a half digit backlight display.LCD displays measurement result and conditions directly.It can measure the environment temperature with 2 temperature units (℃ and ℉).The default state after power on is acceleration measurement unit (m/s2). Press ▼ key to switch to (mm/s) measurement unit or displacement measurement unit (mm) At the time of measurement. - salinr.
  • 【Widely Used】The product adopts piezoelectric type acceleration sensor and is suitable for measurement of conventional vibration of mechanical equipment. It can measure the vibration speed, acceleration, displacement and is widely used in mechanical manufacturing, electric power, chemical engineering, space flight and aviation and other fields. - vibration meter.
  • 【Vibration Meter Tester】This Digital Precision Split Type Vibration Meter Tester adopts piezoelectric acceleration transducer transfer the vibration signal in to electrical signal, analyze the input signals, It can measure the vibration speed, acceleration, displacement.Automatic power-off time: 4 minutes.Vibration acquisition: piezoceramic accelerometer (shearing type ) - vibration meters.
  • 【Easy to Used】The backlight starts automati....
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Apera Instruments, LLC-AI1312 Apera Instruments 201T-S pH/Temp. Electrode, 8-pin Connector, The Replacement Electrode for Apera 400/400S Series Portable Meters

  • ...ctrode for anodic stripping, voltammetric determination of cathode and variable valence ions, and can also be used as chemically modified electrode.
  • 4.The glassy carbon surface must be mirror and clean. Since the surface of glassy carbon is easily polluted by some organic metal compounds, which seriously affects the measurement (no peak, no impurity peak and no recurrence), it must be cleaned before measurement.
  • 5.There are three main maintenance methods, chemical method 1. Nitric acid immersion and scrubbing. 2. Soak and scrub with ammonia water, anhydrous ethanol or acetate 1:1. 3. It can also be scrubbed with alcohol and then soaked in 6nhcl or 4nho3. Electrochemical treatment: repeated polarization (reset scan) (anode cathode to cathode) in the voltage range of + 0.8V - (- 1.8V (0.5mkclph7 except o2i).
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Air Quality Monitor Indoor CO2 Meter, Accurate Tester with LCD Screen and Alarm Function for Formaldehyde(HCHO), TVOC, Temperature and Humidity, USB Charging

  • 【Real-Time Measurement】: The air quality monitor can accurately detect the level of Carbon Dioxide(CO2), Volatile Organic Compound(TVOC), Formaldehyde(HCHO), temperature and humidity, updates the measured results per second on the colorful display..
  • 【Accurate Measurement】: Adopted a high-precision infrared sensor and a built-in high-performance chip, which can accurately capture the weak current generated during the electrochemical reaction, to calculate the carbon dioxide measurement result..
  • 【Smart Alarm】: Air quality can be divided into three levels, GOOD, OK and POOR, when the measured air level turns into OK, the indicator will turn YELLOW and the device will sound “Bee--Bee” twice to remind you and when the measured air level turns into POOR, the indicator will turn RED and the device will sound “Bee--Bee--Bee” twice, you will see the color clearly with the large screen..
  • 【USB Charging】: Built-in 1200mAh Lithium Battery. Takes 2.5 hours to charge the battery, lasts 6 to 8 hours when it is fully charged..
  • 【Wide Application】: The device is ideal to monitor air quality in cafeterias, restaurants, schools, offices, greenhouse, factories, hotels, hospitals, etc. Note: Air changes constantly, the measured results will be affec....
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MiLESEEY Laser Measurement Tool 200ft, Curved Surface Measurement with Wheel, Digital Tape Measure, Pythagorean, Distance, Area and Volume Point to Point Measurement with Laser Line Marking Function

  • 3 IN 1 LASER MEASURE: Not only a laser tape measure, but also built-in smooth wheel to measure curve surface & columnar items, measure arc length easily without complicated calculate, save your time. With a built-in Gyroscope Chip, R2B laser tape measure has advanced Point-to-Point (P2P) measurement technology. It will compute the distance between two points, regardless of height or angle..
  • LASER LINE MARKING & ANGLE SENSOR: Long press to enter the laser line marking function, mark the red laser line on the target, the real-time angle of laser line is displayed on the screen, and it varies with the angle of device. It can provide us with collimated indicator lines for manufacturing, industry, construction. It can also automatically measures the angle due to the built-in electronic angle sensor. It will help you complete measurements quickly and accurately..
  • 50 GROUPS DATA MEMORY & LARGE LCD COLORED BACKLIGHT: This laser measure provides accuracy up to ±1/16 In., and remembers the last 50 measurements taken. With backlight LCD Colored screen, it provides you better visibility in dark areas. MiLESEEY laser measurement tool is safe, laser class 2 and laser tape 635nm .
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165ft/50m Laser Measure Ft/in/M Switching LM50 Laser Measurement Tool Devices with 2 Bubble Levels Distance Meter,Large Backlit LCD

  • ▲HIGH ACCURACY&STABILITY - Using laser precision technology, accuracy up to ±1/16 inch, measurement distance extends up to 196ft/50m.
  • Switchable between Ft / In / M for free adjustment. With unique 2 bubble levels and auto-calibration function which enable a more precise and stable measurement compared to no bubble..
  • ▲LARGE LCD BACKLIGHT AND MUTE SETTING - The large backlight screen gives you better visibility in dark areas. With the mute function, you can switch the acoustic signal on or off as you wish. Suitable for use in libraries, classrooms, and other quiet locations..
  • ▲MULTIPLE MEASUREMENT FUNCTIONS - area, distance, length, volume, continuous measurement, Pythagorean method - three points.
  • Automatic shutdown after 150 seconds without operation to save electricity..
  • ▲DURABLE AND EASY TO USE - IP54 waterproofness and dust protection function protect the laser distance measuring device to the maximum extent. Portable size and hard rubber body ensure a good grip.
  • With the hand strap you can hold the measuring device steadily and carry it easily..
  • ▲WHAT YOU GET - HANMATEK LM50 Laser Distance Meter.
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328ft/100m Laser Measure Ft/in/M Switching LM100 Laser Measurement Tool Devices with 2 Bubble Levels Distance Meter,Large Backlit LCD

  • ▲ HIGH ACCURACY&STABILITY - Using laser precision technology, accuracy up to ±1/16 inch, measurement distance extends up to 328ft/100m.
  • Switchable between Ft / In / M for free adjustment. With unique 2 bubble levels and auto-calibration function which enable a more precise and stable measurement compared to no bubble..
  • ▲ LARGE LCD BACKLIGHT AND MUTE SETTING - The large backlight screen gives you better visibility in dark areas. With the mute function, you can switch the acoustic signal on or off as you wish. Suitable for use in libraries, classrooms, and other quiet locations..
  • ▲ MULTIPLE MEASUREMENT FUNCTIONS - area, distance, length, volume, continuous measurement, Pythagorean method - three points.
  • Automatic shutdown after 150 seconds without operation to save electricity..
  • ▲ DURABLE AND EASY TO USE - IP54 waterproofness and dust protection function protect the laser distance measuring device to the maximum extent. Portable size and hard rubber body ensure a good grip.
  • With the hand strap you can hold the measuri....
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Speed Gun

  • ALPIKA Sports Speed Gun measures speed of pitching, swinging, shooting speeds from up to 30 feet away. Great gift for baseball, softball, handball, soccer, golf, tennis, hockey, and lacrosse. Or a training aid for backyard and playground fun.
  • Perfect for Solo - Different from traditional hand-held speed gun, this one features HANDS-FREE. Screw the speed device on provided tripod and adjust the angle to measure your speed. It allows you to practice without a partner.
  • Large LED Display - Red digital display makes it easy and clear to read from a distance. You’ll get a Voice Notification while practice, instant speed measurement results so much more concentration on your practice.
  • Speed Recalls - This speed measurement device stores last 10 records, helping you measure and compare your performance with data.
  • Easy-to-Use: 1 minute set up with the adjustable & free-standing tripod. An ideal gift for any kids, teens or adults who are practicing ball games. Great for all ages.
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Professional Foot Measurement Device, US Standard Shoe Sizer, Shoe Measuring Device Ruler Sizer for Kids and Adults, Buy Kids Shoes Easily Online, Graceful Black

  • Package content: the package comes with 1 piece of black adult foot measuring device, 1 piece of blue child shoe feet measuring ruler sizer, 1 piece of ring sizer and 1 piece of measuring tape, a complete combination for you and your family in online shopping to provide convenient measurement.
  • Widely applied: our set of measurement tools products are suitable for the whole family, including children and adults.
  • Separate men's, women's and children's sizes and cm against, to get accurate measurements, so you and your family can buy more suitable and accurate clothes or shoes.
  • Trustworthy material: adult foot measuring device and children's foot measuring device are made of reliable ABS material, light in weight, not easy to break, clear scale markings, measuring soft tape is mainly made of PVC and fiberglass, soft and detailed.
  • Interesting growth record: our blue shoe feet measuring ruler can record the growth process of babies, children's feet, accurate size, do not worry about buying the wrong size shoes, not only to bring you and your family convenience, but also to become a witness to your child's step by step growth.
  • Practical measurement accessories: soft ruler can measure waist, bust, leg, hip, height, etc., to assist you to buy accurate clothes, b....
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Scosche Rhythm 24 XL Bundle - Rhythm 24 and XL Replacement Strap - Black

  • NEW STRAP DESIGN: Flexible, Hook Style armband secures Rhythm+2.0 comfortably on biceps, triceps, or upper forearm. Measurements: 40cm max to 17cm min - 15.75in Max to 6.7in Min..
  • XL Strap - Replacement Strap For the Scosche Rhythm 24 and Rhythm+ 2.0 - Waterproof Armband Heart Rate Monitor. Measurements: 26cm max to 15cm min (Not Stretched).
  • HYPER-ACCURATE - Patented optical sensor technology for highly accurate monitoring and measurement. Green + Yellow Optical Sensors Provide superior measurement with all skin tones. Better than monitors and watches that employ only green sensors. On Board Recording allows you to leave your mobile device behind, record workouts and upload data to your device later..
  • WORKS WITH VIRTUALLY ANY DEVICE - Great for use with smartphones, tablets, smart and sport watches, exercise equipment and many other devices that support Bluetooth Smart or ANT+ heart rate data. Works with over 200 of the most popular fitness apps and group training environments..
  • CUSTOMIZABLE - Change HR zones and modes in the RhythmSync app. Modes include Heart Rate Only, Running (Cadence + Distance), Cycling (Cadence), Swimming, Heart Rate Variability (HRV). Multi-Modes include Duathlon (Cycling and Running), Triathlon (Swimming, Cycling, Running)..
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YIYIBYUS Precision Two-Dimensional Measuring Ruler General Automobile Body Frame 2D Measurement Maintenance Tool Measurement System is Easy to Operate

  • 【HIGH PRECISION】Please read the instructions and precautions carefully before purchasing to ensure that the measuring ruler can be used correctly! The high-precision 2D measurement system is an economical and practical point-to-point measurement tool with a measurement error of less than 1mm..
  • 【SIMPLE OPERATION】Easy to operate, 3D measurement can also be carried out through the adapter connector, the measurement process is not restricted by the site or equipment. Aluminum alloy material, high strength, small size, light weight, one person can complete the measurement independently, or use the adapter connector for 3D measurement..
  • 【UNIVERSAL MEASURING TOOLS】The design and manufacture of high-precision measuring caliper aims to improve the accuracy and convenience of testing and measurement in accident vehicle maintenance. It can also be widely used in construction, mechanical maintenance and other fields. It is an aluminum telescopic measuring device..
  • 【NOTE】Do not touch heavy objects. Do not touch corrosive substances such as fire, rubber water, asphalt, etc. The magnetic probe of the digital calipers is tilted after use. Do not pull it out vertically to avoid injury..
  • 【MEASUREMENT TOOL KIT】Includes 20-150mm scale, 20-340mm scale, th....
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