United State Dollars

API Replacement Test Tubes for Aquarium Test Kits 6 Pack Bundle

Aquarium Test Tube: this test tube is very suitable for use as a container for aquarium water quality testing; Clear scale, self standing base, sealed screw cap, not easy to break.
Durable Material: the product is made of reusable thickened plastic, which is sturdy and resistant to falling, strong and durable; The reusable feature can provide a more economical and affordable experience.
Silicone Seal: our test tube is a rotating threaded cap with a silicone seal ring inside, which will not leak under 80kap negative pressure test; Effectively protect the measured liquid quality.
Self Standing Bottom: the conical standing bottom simplifies the necessity of the test tube rack; The bottle body has precise and clear scale lines to effectively control the dosage; Efficient and economical completion of water quality testing tasks.
Economic Set: you will receive 12 10ml plastic test tubes, which can be applied in multiple aquariums at the same time, or for control group experiments of other reagents; It meets a wide range of uses and is a practical tool for high frequency use

Konohan 12 Pcs Replacement Test Tubes for Aquarium Test Kits, 10ml Plastic Frozen Self Standing Test

Konohan 12 Pcs Replacement Test Tubes for Aquarium Test Kits, 10ml Plastic Frozen Self Standing Test Tubes with Scale line for Aquarium Water Testing

Good sealing cap, samples will not volatilize..
Smooth wall and good transparency..
Low temperature, long - term freezing, product with 1-10ml scale, easy to read liquid volume.
Resistance to low temperature, can be frozen for a long time..
Used in hospitals, epidemic prevention station, schools, scientific research laboratory, etc

Z-Color 10pcs 10ml Lab Plastic Frozen Test Tubes Vial Seal Cap Container for Laboratory School Educa

Z-Color 10pcs 10ml Lab Plastic Frozen Test Tubes Vial Seal Cap Container for Laboratory School Educational

Package include : 6 pcs ;.
Material : Glass body & plastic cap ;.
Size : 4''(102mm) x 1/2''(12mm) (D x L) ;.
Great for aquarium water quality test,test hardness, carbonate, nitrate, nitrite, pH & more, etc ;.
Also for scientific experiment,classroom,lab and so on .

Aquarium Test Glass Tube (6-Pack | 5-ml | 4 x1/2 inch) for Fresh & Salt Water Aquarium Lab Test

Contains one (1) API REPLACEMENT TEST TUBES WITH CAPS For Any Aquarium Test Kit Including API Freshwater Master Test Kit 24-Count Box.
Compatible with any aquarium water test kits including freshwater and saltwater test kit, pH test kit, ammonia test kit, nitrate test kit, reef test kit, calcium test kit and more.
The API test tubes are perfect to replace API Freshwater Master Test Kit tubes, API Saltwater Master Test Kit tubes, API Reef Master Test Kit tubes, API Pond Master Test Kit tubes and any other API Test Kit tubes.
Snap-tight plastic caps.
Use when original tubes have been lost or damaged

API REPLACEMENT PLASTIC TEST TUBES WITH CAPS For Any Aquarium Test Kit Including API Freshwater Mast

API REPLACEMENT PLASTIC TEST TUBES WITH CAPS For Any Aquarium Test Kit Including API Freshwater Master Test Kit 24-Count Box

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.

50Pcs Clear Plastic Test Tubes with Rack,16x100mm(10ml) Test Tube with Caps and 50 Holes Tubes Rack 

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

Package Contents: You will receive 10 10 ml graduated test tubes.
Precision-Graduated Sample Containers: These 15mm diameter test tubes include clear 1-10ml measurement markings for accurate volume readings. The crystal-clear polypropylene walls offer excellent visibility while resisting clouding from repeated freezing/thawing cycles.
Leak-Proof 10ml Vials with O-Ring Seal: Our professional-grade plastic test tubes with caps feature integrated silicone O-rings that create an airtight seal, preventing sample evaporation and leakage even during long-term freezing.
Reliable Performance: Each 95mm (3.74") storage tube maintains perfect integrity from -80°C to 120°C for reliable laboratory performance.
Engineered for extreme conditions: Withstands ultra-low temperature freezing; Resists cracking under thermal shock; Maintains flexibility when frozen; Compatible with standard tube racks; Leakproof during transport

10ml Plastic Vials, 10 Pcs Plastic Tubes with Caps Frozen Test Tubes Sample Tube for Laboratory and 

10ml Plastic Vials, 10 Pcs Plastic Tubes with Caps Frozen Test Tubes Sample Tube for Laboratory and School Educational, PP Material

Package include : Test tube(10ml) x12 + dropper(3ml) x2 ;.
Material : Plastic ;.
Test tube size : 3-3/4''(95mm) x 19/32''(15mm) (D x L) ;.
Great for aquarium water quality test,test hardness, carbonate, nitrate, nitrite, pH & more, etc ;.
Also for scientific experiment,classroom,lab and so on .

Aquarium Water Quality Kit (10ml Tube x12 + 3ml Dropper x2) - Test Strips Not Included

Contains one (1) API FRESHWATER MASTER TEST KIT 800-Test Freshwater Aquarium Water Master Test Kit, including 7 bottles of testing solutions, 1 color card and 4 tubes with cap.
Helps monitor water quality and prevent invisible water problems that can be harmful to fish and cause fish loss.
Accurately monitors 5 most vital water parameters levels in freshwater aquariums: pH, high range pH, ammonia, nitrite, nitrate.
Designed for use in freshwater aquariums only.
Use for weekly monitoring and when water or fish problems appear

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