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6 Pack Plastic Test Tube Rack for 15-18 mm Tubes, 40 Holes Test Tube Rack Holder, Science Test Tube Stand, Lab Tube Rack for for Scientific Experiment, Lab Sample Vials, Laboratory (Detachable)

  • Package Content: You will get valued 6 pack 10 x 4.3 x 2.6 inch (L x W x H) lab test tube bracket holders with 40 holes, and the hole diameter measures 18mm/0.71”which suitable for test tubes with an OD ranging from 15 to 18 mm.
  • Wide Application: The test tube rack set are perfect for scientific experiment, holding test tube.
  • You can also apply the test tube holder rack for making homemade chapsticks, storing ink samples, lip balm, candy storage or party decor.
  • Quality Material: The lab tube rack made of lab grade polystyrene, durable and lightweight.
  • The detachable plastic test tube rack allows easy to carry.
  • Detachable Test Tube Rack: Our plastic test tube organizer adopt detachable, removable design allows better store and doesn't take up much space.
  • These detachable test tube stand ideal for storing and holding seed beads, allow you to find what you need quickly.
  • Easy to Assemble: The plastic test tube holder has 3 layer and each layer has a direction, just slide the shelves in from one side and the other side has a lip that stops it.
  • The clear test tube rack has three layers of holes with a smallest hole at the bottom to keep tubes steady.
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Exploro Highly Sensitive at Home Marijuana Drug Test Kit, THC Drug Test Kit Marijuana/Weed, THC Drug Test Urine, Easy Home Drug Test Marijuana/THC Substance Abuse, 15 THC Test Strips/Sticks, 50 ng/ml

  • Highly sensitive THC drug test kit. Detects THC metabolites in urine after consumption of any products containing THC up to 35+ days: marijuana, cannabis edibles, THC vape juice, delta 8 / 9, and other products..
  • Easy to use at-home drug test. It takes only 5 minutes to get the results. The "Test" and "Control" lines are clearly visible and easy to read. 15 individually sealed THC test strips with user-friendly instructions for use..
  • Walk your way through the detox process with the THC (marijuana) test kit. Regularly perform a THC urine test to understand where you are in relation to the officially recognized THC detection threshold..
  • The at-home marijuana drug test kit complies with all the applicable regulations. The THC test kit is 510(k) cleared for OTC use and CLIA Waived. At-home drugtest uses the same detection method as lab screening weed drug test..
  • The drug substance test comes with a 100% Risk-Free Guarantee. We are confident about our urine drug test's performance, however, if It did not meet your expectations, we will send you a full refund including the cost of shipping immediately..
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Exploro Highly Sensitive at Home Marijuana Drug Test Kit, THC Drug Test Kit Marijuana/Weed, THC Drug Test Urine, Easy Home Drug Test Marijuana/THC Substance Abuse, 25 THC Test Strips/Sticks, 50 ng/ml

  • Highly sensitive THC drug test kit. Detects THC metabolites in urine after consumption of any products containing THC up to 35+ days: marijuana, cannabis edibles, THC vape juice, delta 8 / 9, and other products..
  • Easy to use at-home drug test. It takes only 5 minutes to get the results. The "Test" and "Control" lines are clearly visible and easy to read. 25 individually sealed THC test strips with user-friendly instructions for use..
  • Walk your way through the detox process with the THC (marijuana) test kit. Regularly perform a THC urine test to understand where you are in relation to the officially recognized THC detection threshold..
  • The at-home marijuana drug test kit complies with all the applicable regulations. The THC test kit is 510(k) cleared for OTC use and CLIA Waived. At-home drugtest uses the same detection method as lab screening weed drug test..
  • The drug substance test comes with a 100% Risk-Free Guarantee. We are confident about our urine drug test's performance, however, if It did not meet your expectations, we will send you a full refund including the cost of shipping immediately..
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Pool Test Strips, 6 Way Spa and Hot Tub Test Strips 100 Pool Chemical Testing Strip Kit for PH, Free Chlorine, Bromine, Hardness, Total Chlorine, and Total Alkalinity

  • [ 6 IN 1 Test Strip ] The pool test strips 100 count is newly upgraded, with 6 in 1, which can simultaneously test six kinds of PH, total chlorine, free chlorine, total alkalinity, cyanuric acid, and total hardness. and testing in one single strip for you with an Accurate Reading of water quality results.
  • [ Accurate Testing Strips ] The spa test strips is made of high quality imported filter paper. Each test strip is made of outstanding fiber paper and no color bleeding pad, with accurate results for your professional pool test.
  • [ Easy to Use ] The pool testing strips is also very simple for first-time users, just take a piece of test paper and immerse it in water for about 2 seconds, remove it and put it flat, and compare the reading with the color card after 15 seconds.
  • [Portable Design ] The pool water test strips come with a plastic bottle, which is convenient to store and carry out. Please tighten the bottle after use to prevent the test paper from being contaminated by moisture.
  • [ Application ] The 6 way pool test strips can be applied in your swimming pool, above ground pool, spa or hot hub frequently to keep the water clean, and it's important to test them at least twice a week. If you are not satisfied with our products, please feel free to cont....
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Practice Test for the OLSAT® (Grades 4 & 5) Level E Otis-Lennon School Ability Test

  • EZ Detect Colon Disease Test, At Home Kit, FDA Cleared, No Stool Handling, Results in 2 Minutes, No lab Processing, 1 Test (Contains 5 Pads).
  • Reliable and Accurate: This FDA cleared and trusted at home test kit is used by hospitals and physicians worldwide. An accurate test with a results card for the early detection of colorectal diseases including colorectal cancer. Check your colon health..
  • Simple, Fast & Sanitary: EZ Detect Colon Disease test could help detect the early warning signs of Colorectal disease at home. This non-invasive colon disease test gives results within two minutes at home, with no messy handling of stool.
  • No Lab Processing: EZ Detect Colon Disease Test Kit contains 5 testing pads, a performance control package and instruction booklet. There are enough pads to test 3 consecutive bowel movements. Colorectal cancer screening is recommended for people aged 45 at average risk.
  • No Diet Restrictions: No preparation is required before using the colon disease test. However, for two days before and during testing, try to eat vegetables, fruits and cereals which contain fiber. These may assist you in having easier bowel movements.
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Jimitop pH Test Strips,5 Packs of 400 Strips pH 1-14 Test Paper,for Urine,Saliva,Drinking Water,Pool,Spa,Soap,Fish Tank and Liquids

  • 【5 PACK 400 STRIPS】 PH test strips comes with 5 packs ph test paper, each pack contains 80 pieces, 400 pieces in total, enough quantity for your long time use, meet your different needs.
  • 【HOW TO USE】 Under normal circumstances, the solution of the tasting paper will produce color changes a few second after contact with the test paper, remove the small test strip, compare the test results with the standard color on the card board, the smaller the number, the stronger the acidity, and the larger the value, the stronger the alkalinity.
  • 【WIDELY USE】The universal 1-14 ph test paper strips can be applied for testing water, swimming pool, aquarium, soil, milk, detergent, nice for home, office, work, teach and travel use, help you to maintain energetic body by testing many usual everyday substances.
  • 【NOTE TO USE】Please do not dip the ph strips in the test liquid. It might lead to incorrectly showing test result. Please drop the test liquid on the PH strips. It will perfectly indicates the real acidic or alkalinity substance.
  • 【WHAT YOU GET】5 packs ph test paper.Unconditional 12 months worry-free warranty and 24/7 email support for your peace of mind.
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Phamatech Quickscreen Single Panel Dip Card Cocaine Drug Test, 9072T (Pack of 25)

  • Cocaine Drug Test: Individually wrapped 1-piece urine drug test dip card detects Cocaine at 300 ng/mL cut-off level.
  • Urine Test Strips: Fast, easy to use, 100% recyclable and at home drug test delivers 99% accurate results in 1–5 minutes and can be performed by anyone.
  • just collect the urine sample and dip the device.
  • Mess-Free with Built-In Timer: Recyclable drug test kit has no moving parts, so no need to pull off the cover and dip your fingers in.
  • timer turns red when the test is ready to be read.
  • High Level Accuracy: Meets SAMHSA standards for substance abuse screening, the drug screen test uses competitive technology that combines antibodies and gold conjugates onto a 5 mm test strip using a specialized coating membrane.
  • Made in USA: We develop screening devices that make testing easier including infectious diseases, hormones, even DNA and others, while also testing collected samples.
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Pool Salt Tester & PH Meter, Hofun Digital Salinity Meter and PH Tester for Pool Saltwater and Drinking Water, 5 in 1 Salinity PH Temp EC and TDS Meter Swimming Pool Hot Tub Spas, High Accuracy

  • 【 Wide Usage PH Meter 】Hofun ph meter is an essential tool to improve your life quality. This digital ph tester can be applied in the following applications,drinking water quality test, swimming pools quality monitor, PH balance measurement in RO/DI system, aquarium, spa, hot tub or hydroponics..
  • 【 Reliable TDS Meter With Accurate & Quick Measurement 】 Hofun digital ppm meter is equipped with premium quality titanium alloy probe, which enables quick and accurate water quality test. Our water quality tester is with 0-9999ppm & 0-200ppt wide test range ensures different function of usage..
  • Easy Operation for Salinity Test: When you want to use our pool salt tester, all you need to do is to turn the meter ON and click MODE button to shift to SALINITY function. This easy and convenient operation design is very considerate and offers premium experience. Wide Application Salinity Meter: Hofun digital water salinity test meter applies for multiple uses, like salt water test for swimming pool, Koi Fish, Seawater, Aquariums & Marine Monitoring..
  • Three Display Designs for Salinity Test: PPM + PPT + %. For Swimming....
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Car Battery Tester 6V 12V 24V Battery Voltage Tester, BM550 100-2000 CCA 2Ah-220Ah Internal Resistance Tester Automotive Alternator Digital Battery Analyzer for Car Truck Marine Motorcycle SUV Boat

  • 【Car Battery Tester】 BM550 can test all 6V/12V/24V 100-2000CCA batteries including regular flooded, AGM flat plate, AGM spiral, or gel batteries. Provide overall analysis of batteries’ health and help you know its status in advance before it dies. The test results based on CCA Standard..
  • 【Display Extensive Batteries Data】Battery analyzer applied with the latest conductivity method to measure, the tester will scan the battery and give you an accurate test result in. Including internal Resistance Test,Voltage Test,status of Healthy ( SOH), status of charge (SOC) and CCA value test..
  • 【Fast and 003e99.6% Accuracy】With the bulit-in intelligent microprocessor which makes test fast and accurate, compared with the US Midtronics. the accuracy rate is as high as 99.5%.At the same time, the test results can be displayed within two seconds..
  • 【Plug and Play】 BM550 Battery load analyzer allows you to test batteries both in-vehicle and out-of-vehicle, and even test dead batteries. Just connect the tester’s clips with battery then it will turn on and ready to test and analyze battery. It’s that easy!.
  • 【Safty and Protection】Deigned with polarity reverse connection protection.If the positive and negative poles are reversed, it won't damage the de....
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2 Pack Plastic Test Tube Racks,60 Holes Lab Test Tube Rack Holder for 16mm Test Tubes,Detachable Tube Rack for Scientific Experiments,Scientific Theme Party

  • Super Value Package:There are 2 pack plastic test tube racks in total,and each of them can hold 60 pack test tubes.The width of the hole is approx....
  • Suitable Size:Each test tube rack measures 9.8x4.1x2.8inch/25x10.5x7cm after assembling,and the test tubes put in the test tube rack will not fall....
  • High Quality Material:Test tube rack is made of high quality plastic,sturdy and lightweight,durable to use.Therefore,it can be used for a long time,if....
  • Easy to Install and Disassemble:The plastic test tube rack comes 3 separated pieces,assemble simply required.When you don't need to use it,you can....
  • Wide Range of Usages:Our plastic test tube racks are great for test tubes holding beads for jewelry making,snacks,candy for christmas gift,liquids for....
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