Reviews Round Bottom Flask

DADAKEWIN 10ml Lab Distilling Flask 14/14/14 Joint, Amber Glass Round Bottom, 3.3 Borosilicate Glass Heat Resistant Customizable Lab Distillation Flask- Pack of 1 (Size : 10ml/14 * 14 * 14)

Package include: 10ml Lab Distilling Flask, 3 Neck with 14/14/14 Joint.
Premium Materials: Distilling Flask is made from Borosilicate 3.3 Glass materials, which has a very low coefficient of thermal expansion, about one-third of ordinary glass. Resistant to high temperature and Resistant to 200 ° C temperature change..
Round-bottom flasks are often used to contain chemical reactions for reflux set-ups and laboratory-scale synthesis.Round bottom design having spherical bottoms are more resistant to fracturing under vacuum, as a sphere more evenly distributes stress across its surface.and allows more uniform heating or boiling of a liquid..
Each flask is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments..
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..

Flask and receiver are connected by a standard taper 24/40 joint.
Condenser merely rests on top of the receiver.
The apparatus also includes a 300 ml round bottom flask (LG-7221) and a finger type condenser.

Powerful 800W Heater achieves operating temperature up to 380°C.
2 Liters capacity for round bottom flasks.
Temperature sensor with an adjustable sensor fixing bracket provides real-time monitoring and control.
Adapted shape ensures an even heat transition to the glass flask, and a layer of fiberglass insulation under the heating element reduces heat dissipation to increase efficiency.
Magnetic stirrer with adjustable stirring speed insures an even temperature throughout the flask.

Digital heating mantle with stirring, 500ml, 250W, 110V.
High quality aluminum silicate cotton jacket provides even heating for a round bottom flask (boiling flask not included, available separately).
Temperature control range: RT+20～250℃ (the external temperature probe must be connected for the temperature control and display to work properly).
PID single screen temperature controller with LCD display.
One year warranty with US-based professional customer support..

What you will get: package comes with 4 pieces conical flask shape bottles, and the lids are blue, green, purple and brown, 4 round bottom conical flask shape bottles, and the lids are blue, green, red and pink, and 8 pieces silly loop straws in different colors, enough quantity and different color for you to share with boys and girls.
Nice science theme party supplies: science party theme cups can be applied in a party that for boys and girls.
The bottles are clear, so you can clearly see what color the drink is in the cup, looking like medicine bottles, and you can mix your own drinks at will.
Capacity and size: the capacity of bottles is 150 ml, the conical flask shape bottle is about 10.7 x 6.5 cm/ 4.2 x 2.6 inch, and the round bottom shape one is 8 x 6.8 cm/ 3.1 x 2.7 inch, and the straw is about 26.5 cm/ 10.4 inch, in suitable size to fit to use.
Quality material: the science party bottles and straws are made of quality PET material, and they can be applied to drink, but please pay attention that you should wash them before use, and do not pour drinks that are too hot.
Wide uses: these science bottle and drinking straw set is suitable for science theme party, birthday, Halloween party, school science theme activity and so on.

Digital heating mantle with stirring, 2000ml, 450W, 110V.
High quality aluminum silicate cotton jacket provides even heating for a round bottom flask (boiling flask not included, available separately).
Temperature control range: RT+20～250℃ (the external temperature probe must be connected for the temperature control and display to work properly).
PID single screen temperature controller with LCD display for easy and accurate temperature control (PT100 sensor included).
One year warranty with US-based professional customer support..

19/22 Outer Joint，250ml Heavy Wall Recovery Flask.
1 Single Neck, Round Bottom Rotary Evaporator Flask.
Made of borosilicate glass, can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling, durable and reusable.
Recovery bottles can be used for heating, evaporation, and solvent storage or transfer.
If received damaged, please contact us immediately, we will solve it until satisfied.

Material: high 3.3 borosilicate glass (high temperature resistance).
Packing: 1 piece/pack, 100ml Lab Distilling Flask, 3 Straight Neck with 24/19/19 Joint.
Round-bottom flasks are often used to contain chemical reactions for reflux set-ups and laboratory-scale synthesis. Round bottom design having spherical bottoms are more resistant to fracturing under vacuum, as a sphere more evenly distributes stress across its surface.and allows more uniform heating or boiling of a liquid..
Each flask is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments..
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..

Material: high 3.3 borosilicate glass (high temperature resistance).
Packing: 1 piece/pack, 250ml Lab Distilling Flask, 3 Straight Neck with 24/19/19 Joint.
Round-bottom flasks are often used to contain chemical reactions for reflux set-ups and laboratory-scale synthesis. Round bottom design having spherical bottoms are more resistant to fracturing under vacuum, as a sphere more evenly distributes stress across its surface.and allows more uniform heating or boiling of a liquid..
Each flask is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments..
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..