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.

Specification:
Color: Transparent
Material: High Borosilicate Glass
Capacity: 500 ml/16.9 oz; 250 ml/8.5 oz;150 ml/5.1 oz;100 ml/3.4 oz; 50 ml/1.7 oz; 200 ml/6.8 oz; 300 ml/10.1 oz
Total High: 175 mm/6.89 inch; 148 mm/5.83 inch; 121 mm/4.76 inch; 105 mm/4.13 inch; 88 mm/3.46 inch; 130 mm/5.12 inch; 160 mm/6.3 inch
Bottom Diameter: 105 mm/4.13 inch; 84 mm/3.31 inch; 72 mm/2.83 inch; 62 mm/2.44 inch; 52 mm/2.05 inch; 80 mm/3.15 inch; 87 mm/3.43 inch
Bottle Mouth Outer Diameter: 47 mm/1.85 inch; 42 mm/1.65 inch; 38 mm/1.5 inch; 32 mm/1.26 inch; 25.5 mm/1 inch
Packing List: 7 x Glass Erlenmeyer Flask (1 Pcs of each size)

Advantage:
[Good High Borosilicate Glass] The erlenmeyer flask uses high borosilicate glass, which is high temperature resistant, chemically stable, and has strong corrosion resistance.
[Clear Scale] The scale on the surface of the graduated flasks is clear, allowing precise volume measurement to ensure the accuracy of the experiment.
[Narrow Mouth Design] The narrow mouth design of the erlenmeyer flask can prevent experimental liquids from volatilize, and evaporating.

Instruction:
[Easy to Use] The graduated flasks are suitable for beginners and professionals. The glass erlenmeyer flask is also suitable for teaching activities, fun experiments, etc. It is convenient and practical.

NOTE:
1. Please check the size before purchasing.
2. Please handle glass products with care