Reviews Erlenmeyer Flask 250ml

Corning Pyrex #4980-250, 250ml Narrow Mouth Erlenmeyer Flask with Rubber Stoppers (Pack of 12)

Package contains: 1 each 50ml 150ml and 250ml glass conical flask and 1 cleaning brush. Each flask has a matching glass stopper, which is more suitable for the analysis of volatile substances and experiments that cannot use cork or rubber stopper..
Size (Diameter X Height): 50ml: 5.0cm(1.96in) x 9.0cm(3.54in).
Material: these flasks of great quality are made of 3.3 Borosilicate glass, with high chemical durability and low thermal expansion, which can withstand the high temperature and thermal shocks. Microwavable and autoclavable..
Features: thick glass, heavy duty rim, smooth surface, wide stable base, fadeless white graduation..
Uses: can be used for professional scientific experiments and classroom labs, also suitable for candy storage, plant propagation, home decoration and party supplies for such as Christmas, Halloween, kids birthday, wedding, science themed party. Three different sizes to meet different needs, convenient to use..

Contains 1 each 50, 150, 250, 500 & 1000ml Flask.
High quality inert 3.3 borosilicate glass.
Height of each as follows:, 50ml = approx. 85mm, 150ml = approx. 120mm, 250ml = approx. 140mm ,500ml = approx. 175mm , 1000ml = approx. 220mm.
ASTM Specification E960, Type I requirements.
121C/250F conducted in a slow and careful manner to avoid breakage. Heavy Duty Reusable..

High quality Conical seed bottle glass sample display bottle with stopper lab supplies 125ml 250ml 500ml.
Suitable for storing a variety of particles and powder (such as cereal oil crop seeds, tea and powder, small granular chemical products)，used for exhibition samples oragricultural chemical plants to store samples..

3 kinds of Capacity: 3 sizes of lab glass Erlenmeyer conical flasks, Vol. 50ml 150ml 250ml 500ml and 1000m..
Industrial Strength: These flasks are made of 3.3 Borosilicate glass material, uniform wall thickness, high quality and heavy duty..
Conical Type and Narrow Mouth: These flasks are narrow mouth in conical type, with printed graduation and extra large marking spot..
Good Heat and Chemical Durability: These flasks will withstand repeated standard autoclave cycles of 121°C at 15 psi for 5 minutes, they are designed for heating by hot plate, flame, oven, microwave or heating mantle..
Designed for use in professional laboratories, also ideal for classroom and home daily use..

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..

Borosilicate glass filtering flask with high chemical properties, base resistance and acid resistance. Suitable for general laboratory filtration.
Filter paper is not required, used for applications where the solution would attack paper filters.
Conical Flask Capacity: 1000mL, Buchner Funnel Capacity: 250mL, G3 - Borosilicate Glass, 10mm serrated hose connection.
The filtering lab flask is used to separate components in your solutions, for chemistry experiments in the lab or school lab..
Is used to make e-juice, distilling, concentrate, oils. To filter essential oils and plant extracts, for using aluminum oxide to strip out all the wax from your extract. To make soap, to filtering many Alcohol extracts from herbs, making cold-brew coffee, etc..

Flask support firmly holds 250-2000 mL round bottom flasks, and its outer diameter is 110 mm..
The flask support Cork is made of high quality cork, very good elasticity, strong heat and electrical insulation, friction resistance..
The Flask support is non-toxic, tasteless, small proportion, not easy to get fire,eco-friendly product..
Used for holding your flasks or other spherical bottom containers from failing easily..
2pcs 110*60mm Laboratory Flask Cork Stand Lab Supply Article.