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Best Flat Bottom Test Tube

Fielect Voltage Tester Screwdriver Contact Voltage Tester Pen Light Circuit Tester Voltage Detecter Pen Electric Test Pen Screwdriver 3.5mm Dual Head Slot AC 100-500V

  • 【Neon Tube Light Display】- The neon tube light of the circuit pen will light when the pen detects voltage.
  • 【How to Use】- When you use the voltage test electroprobe,before testing,it is necessary to insert the screwdriver to the bottom,hold the finger....
  • 【Two Usage】- Two kinds of applications,one for measuring circuit electrical penand the other for screwdriver.Two types of screwdriver tips on the....
  • 【Warm Tips】- AC circuit tester light detector is for indoor use only and to avoid strong light..
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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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20PCS 40ml Glass Test Tubes with Cork Stoppers,20×180mm Round Bottom Test Tube for Scientific Tests,Candy,Bath Salt,Cultivated Plants

  • Product Content:20pcs 40ml cork stopper round bottom glass test tubes..
  • Capacity:40ml.Tube size:20×180mm.Clear test tube length:17.8cm/7in.The INNER diameter of tube is 0.7in..
  • Usage:Glass test tube can be used to store candy,granular food materials,liquid,sample,powder or cultivated plants.The transparent test tube is suitable for various scientific tests..
  • Material:Glass test tubes can be heated.Test tubes are made of borosilicate glass..
  • Features:The cork has a good seal and the cork stopper test tubes can be used repeatedly after cleaning..
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120 Pcs 45ml Transparent PET Plastic Test Tubes Clear Bath Salt Tubes Cylindrical Aluminum Lid Plastic Vials for Candy Spice Dried Flower Storage Container Decorating House Party Scientific Experiment

  • ...nce: plastic vials are made of quality PET plastic, designed with aluminum lids, reliable and reusable, transparent tube enables you to see items inside clearly, to help keep the stored items inside dry, which is fluent and practical to use.
  • Proper Size: cylindrical storage tube is about 14 cm/5.51 inches in height, bottom diameter is about 2.3 cm/ 0.91 inches, bottle body diameter is about 2.5 cm/ 0.98 inches, screw cap diameter is about 2.8 cm/1.1 inches, capacity is 45 ml compact and cute, easy to carry and store, sturdy and safe for children.
  • Wide Applications: the transparent plastic test tube is nicely sealed, can store various kinds of powder or liquid, features a flat cap, you can place it upside down on a flat table, ideal for candies, seasonings, beads, dices, liquids, small trinkets, dried flowers, wishing notes, and more, Christmas bath salt, and so on, also serving as nice decorations for parties.
  • Available Scenarios: multi functional bath salt tubes can be applied for many occasions, like science theme parties, carnivals, classroom laboratories, school scientific activities, DIY projects, birthday party wishing bottles, candy containers and so on, which can also be delicate souvenirs for guests, gifts for friends and children.
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Frienda 4 Pieces Capacity Rain Gauge Glass Tube Replacement Rainfall Test Tube with Scale for Yard Garden Outdoor Home (4 Pieces,7 Inch)

  • Easy to read: made of glass with clear calibration, these rainfall test tube can provide precise rain measurement, the calibration will not rub easily, easy to read and convenient to apply, making rain measurement work much easier.
  • Please note that the maximum capacity of the rain gauge glass tube is 7 inches.
  • Flat bottom design: rain gauge tubes with flat bottom design are more practical, which makes it easier to place them in the wild, garden, yard or most outdoor places, bringing more convenience.
  • Applicable scenes: you can apply these rain gauge glass with scale in many different scenes, suitable for farming, meteorological statistics, climate research and more, you can use them for different purpose.
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Centrifuge Tube Rack,Multifunctional Trapezoidal Holder for 0.2ml-50ml Test Tube, 92 Holes Stand for Lab Tube Vials,Blue,Plastic, Biomed Scientific(Pack of 1)…

  • Material: Polypropylene, Autoclavable at 250 degrees F and 15psi for 20 minutes.
  • Seven different hole diameter：5.2mm，7.6mm，12.1mm，8.2mm, 10.7mm, 16.9mm, 29.3mm.
  • Suitable for storage of common centrifuge tubes in the laboratory, like 0.2ml PCR Tube, 0.5ml, 1.2ml, 1.5ml, 2ml, 5ml, 15ml, 50ml Centrifuge Tube.
  • Since the bottom of the hole between 5.2mm-10.7mm is flat, it can also store vials.
  • Color: Blue, Package: 1* Trapezoidal Test Tube Rack.
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Eowpower Plastic Lab Test Tube Rack Storage Stand Holder Detachable for 16mm Test Tubes 60 Holes Pack of 1

  • The tube rack is made of solid plastic, sturdy and durable to use..
  • The seal is doing very well and the test tube will not fall out. Each rack features end plates for labeling..
  • 60 holes, the width of the hole is approx 16mm, perfect for holding test tubes whose max diameter is 16mm or under..
  • The plastic test tube rack comes 3 separated pieces, assemble required.
  • can be stored together or taken apart and laid flat, won't take up much more....
  • Work great for test tubes holding beads for jewelry making, holding gumballs/treats/candy/ for christmas gift, holding liquids for lab experiment,....
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50 Pcs Clear Plastic Test Tubes with Rack,16 x 100mm(10ml) Tube with Caps and 50 Holes Tubes Rack for Scientific Experiments,Beads Liquid Storage Containers,Scientific Theme Party Decorations

  • 【Package Includes】Package contains 50 16 x 100mm(10ml) clear plastic tubes with caps and a 50-hole test tube rack..
  • 【Size】Plastic test tubes size is 16 x 100mm.Capacity is 10ml.Test tube rack size is 9.8 x 4.3 x 2.5 inch..
  • 【Material】The test tube set is made of clear plastic,sturdy and durable.You can do some basic experiments with it..
  • 【Removable test tube rack】The clear plastic test tubes with rack has 3 Layer and 3 slots that each layer has a direction,slide the shelves in from one side and the other side has a lip that stops it.The rack has three layers of holes with a smallest hole at the bottom to keep tubes steady,and the large holes on the top and the second floor..
  • 【Wide range of uses】Test tubes can meet the needs of daily scientific testing,also good as a perfect storage container for storing beads,spices and liquids.It can also be used for mixing drinks,to decorate Halloween or various theme parties..
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12PK Test Tubes, 30ml - Bakelite Screw Cap with Rubber Liner - Borosilicate 3.3 Glass - 3.9\ x 1\ - Round Bottom - Leak Proof - Eisco Labs

  • INDUSTRIAL QUALITY || Pack of 12, round bottom test tubes with a 30ml capacity. Each test tube is made of high quality, heavy duty, Borosilicate 3.3 glass.
  • BAKELITE SCREW CAP || Each test tube is fitted with a Bakelite screw cap with a rubber liner to ensure a leak proof seal.
  • DIMENSIONS || Each test tube measures 3.9" tall and is 1" wide (including cap).
  • AUTOCLAVABLE || Autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures & thermal shocks.
  • GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS & HOUSEHOLD || Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use.
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50Pcs Clear Plastic Test Tubes with Rack,16x100mm(10ml) Test Tube with Caps and 50 Holes Tubes Rack for Scientific Experiments,Party,Decorate The House,Candy Storage

  • Plastic test tubes size is 16 x 100mm.Capacity is 10ml.Test tube rack size is 9.9 x 4.4 x 2.6 inches/25.2 x 11.2 x 6.5 cm..
  • Our test tubes package includes 50 pcs Test Tubes with Caps and 1 pack 50-hole test tube rack..
  • The cap can be tightly attached to the test tube with a diameter of 16mm.It has good sealing performance and can effectively prevent liquid leakage..
  • Tubes clear is made of high quality plastic,sturdy.It is not only ideal for scientific experiments and storing beads,spices,liquids,seeds and more,but also can be used for mixing drinks to decorate Halloween,Christmas and scientific theme parties perfectly..
  • The rack has 3 Layer and 2 slots that each layer has a direction,slide the shelves in from one side and the other side has a lip that stops it.The rack has three layers of holes with a smallest hole at the bottom to keep tubes steady,and the large holes on the top and the second floor..
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Conical Centrifuge Tube 50ml, PP Material,2 Racks&40 Centrifuge Tubes(50ml 40Tube)

  • GLASS CENTRIFUGE TUBE: These PYREX borosilicate glass tubes are convenient lab equipment for centrifugation up to 3,000 RCF and are supplied with screw caps..
  • REUSABLE TEST TUBE: Offering exceptional clarity, the glass test tubes offer good thermal and chemical resistance, and are ideal scientific culture tubes for biology, chemistry and industrial use..
  • SCREW CAP: The centrifuge tube is finished with a round bottom and a threaded phenolic cap with durable white rubber liner, giving a secure seal..
  • EASY TO CLEAN: The reusable glass tube with cap is easy to clean and can be sterilized safely in autoclaves at 121°C, making them ideal lab glassware for busy environments..
  • PYREX GLASSWARE: PYREX scientific glassware has been a trusted partner for chemists and research scientists in the toughest laboratory environments for more than 100 years..
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JODIO Glass Test Tubes,12PCS 115ml Clear Flat Test Tubes with Screw Caps,for Scientific Experiments, Party Decorations, Candy Storage,as Bath Salt Containers(30x180mm）

  • FLAT GLASS TEST TUBE : 12pcs 115ml clear glass test tube with screw aluminum caps..
  • TUBE CAPACITY: 115ml. TUBE SIZE: 30×180mm/1.18" × 7.08".
  • TUBE MATERIAL:Made of high quality borosilicate glass.SCREW CAPS MATERIAL:aluminum..
  • Multi-Purpose: Great for daily use, Halloween, wedding, party decoration as well as lab using and confections for Christmas gifts and scientific themed kids birthday party supplies..
  • AFTER SALES SERVICE: JODIO is a professional manufacturer of mini glass bottles. It can be seen from the video and pictures that we are tightly packed to ensure that the goods you receive are complete. If the product does not meet your requirements, we will refund the products full amount unconditionally within 30 days..
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DEPEPE 60pcs Plastic Test Tubes with Rack and Caps, 16 x 100mm Clear Test Tubes with Holder for Scientific Experiments, Beads Liquid Spice Seed Storage, Party Decorations

  • Super-Value Pack: Package contains 60pcs 16 x 100mm clear plastic tubes with caps and a 60-hole test tube rack. Capacity of each test tube is 13ml..
  • Product material: The test tube is made of transparent polystyrene (PS) plastic, non-toxic, safe, high quality, durable and not easy to break..
  • With test tube cap: The cap can be closely attached to the 16mm diameter test tube, enabling good sealing performance and can effectively prevent liquid leakage..
  • Removable test tube rack: A 60-hole test tube rack, suitable for storing 16mm-diameter test tubes. The test tube rack is divided into 3 parts and very easy to be assembled. When you don't need to use the test tube rack, just dissemble and the parts take up very little space..
  • Wide range of uses: Test tubes can meet the needs of daily scientific testing, also good as a perfect storage container for storing diamond art beads, spices, liquids, seed, sample. Test tubes with holder can also be used for mixing drinks, etc., to decorate Halloween or various theme parties..
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