stonylab 1-Pack Glass 250ml Heavy Wall Narrow Mouth Erlenmeyer Flasks with Heavy Duty Rim (250ml Fits with StonyLab 7# Rubber Stopper)

Made from tough borosilicate glass

White note writing display

Narrow mouth graduated flasks are versatile and reliable tools for accurately measuring, mixing and storing liquids in a laboratory setting. Glass erlenmeyer flasks are made of good materials. Graduated flasks are strong and durable, with a stable bottom and high transparency. They are widely used in scientific laboratories, education, industrial research and development, etc.

This glass erlenmeyer flask is made of glass.

Narrow mouth graduated flasks are versatile and reliable tools for accurately measuring, mixing and storing liquids in a laboratory setting. Glass erlenmeyer flasks are made of good materials. Graduated flasks are strong and durable, with a stable bottom and high transparency. They are widely used in scientific laboratories, education, industrial research and development, etc.

3 RUBBER STOPPERS INCLUDED This set has 3 rubber stoppers for these 3 Erlenmeyer Flasks, which are sterile & can seal the liquid in the flasks perfectly for experiment.

Erlenmeyer flasks wonderful and good tool for science study, can exercise various experiments.

Diverse Use These borosilicate glass flasks are integral to any laboratory or chemistry set, ideal for filtering solutions, storing solutions, titrations and the heating, storing and mixing of solutions.

Smart Package You will get 10 pack flasks, 2 x 50ml 2" x 3", 2 x 100ml 2.5" x 4" , 2 x 250ml 3" x 5.5" , 2 x 500ml 4" x 7" , 2 x 1L 5" x 8.5".

Diverse Use These borosilicate glass flasks are integral to any laboratory or chemistry set, ideal for filtering solutions, storing solutions, titrations and the heating, storing and mixing of solutions.

Experiment flasks weight rings--suitable for students and teachers when they are doing experiments in chemistry class,thickened flask weight rings

The set has a full range of products that meet your requirements, including 3 borosilicate glass Erlenmeyer flask size include 150 ml, 100ml, 50ml, 4 thick glass graduated beaker sizes include 50 ml, 100 ml, 250 ml, 500 ml, 3 measuring graduated cylinder sizes include 10 ml, 25 ml, 50 ml. 3 drip pipettes ,2 stirring rods and 2 washing brush. Different sizes of the products are suitable for different experiments

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Borosilicate 3.3 Glass, Heat and Thermal Shock Resistant

Diverse Use These borosilicate glass flasks are integral to any laboratory or chemistry set, ideal for filtering solutions, storing solutions, titrations and the heating, storing and mixing of solutions.

Narrow neck

Experiment flask more convenient to use for students in school laboratory when doing experiments in chemistry class,Flask for Laboratory

5 pcs Set Contains 5 plastic conical bottles with a capacity of 50ml. Note Avoid exposing the conical bottles to extreme temperatures or harsh chemicals, otherwise it may cause deformation or discoloration

Transparent bottle This allows you to easily observe the changes and residue of the liquid inside, ensuring the accuracy of measurement and use.

Easy labeling-thanks to large labeling field