test tubes used in laboratory

🔬 Complete Lab Combo Kit – Includes 6 premium borosilicate glass test tubes (15X125 mm) and a sturdy white plastic stand – perfect for science experiments or craft storage.
🔥 Heat-Resistant Glass – Tubes made from high-quality borosilicate glass, ideal for heating, mixing, or storing liquids in labs or classrooms.
📦 Sturdy Test Tube Rack – Compact, durable plastic stand with 6 slots to hold the tubes securely upright during use.
🧰 Multi-Purpose Use – Great for school labs, home science kits, propagation stations, wedding décor, or spice/herb storage.

cryogenic vials are manufactured with medical grade polypropylene [PP] raw material. These clear cryo vials are high quality disposable laboratory consumable dedicated to storing samples in high or low temperature conditions.
The external screw cap for each cryo vial minimizes the chance of sample spillage or exposure. These small plastic tubes come with secure caps with an external thread to ensure safe sealing and no sample leakage. cryogenic tubes will keep you samples safe, even in freezing temperatures.
Designed for laboratory use and a variety of applications, these cryotubes can withstand low temperatures to -196 °C. Kashi Scientific cryovial are free of DNase, Rnase, and Endotoxins, allowing scientists and labs to use these tubes with caps with peace of mind.
In addition the the cryovial external thread, the cap has a built-in silicone O-ring to prevent liquid leakage. When operating according to the standard, there is no bursting and no leakage. The tightness and security will remain, even at the lowest storage temperatures.
These vials are free from heavy metals & inhibitory plasticizers Easy to open & close, the unique grip screw cap provides a secure grip in wet condition Inbuilt seal ring in the cap makes the vial totally leakproof