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Class A Volumetric Flask with Ground Glass Stopper — Clear Glass (Type 2)
These volumetric flasks are designed for precise preparation, dilution, and storage of solutions. Each flask features a single graduation mark that indicates the nominal volume at 20 °C. The ground glass stopper ensures an airtight seal without the need for additional sealing materials. Made of borosilicate glass, the flasks are resistant to most acids, alkalis, and organic solvents, and can withstand heating up to 150 °C.
Available volumes at Texnohim Plus warehouse:
5 ml
10 ml
25 ml
50 ml
100 ml
250 ml
500 ml
1000 ml
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Advantages of Volumetric Flasks with Ground Glass Stopper (Type 2)
Class A according to GOST 1770-74
Each flask ensures high measurement accuracy with minimal deviation.
Round shape with flat bottom
The rounded design allows for even liquid distribution, while the flat base provides stability on lab surfaces.
Heat-resistant borosilicate glass
Made from durable borosilicate glass, the flasks can withstand temperatures up to 150 °C.
Applications of Type 2 Volumetric Flasks
Standard and calibration solutions
Ground glass stoppers ensure accurate volume dosing per GOST and ISO. Commonly used in analytical chemistry, pharmaceuticals, and product certification.
Buffer and reagent mixes for biochemistry
Volumes from 10 to 500 ml are ideal for preparing PCR, ELISA, enzymatic, and microbiological test solutions.
Titration and laboratory analysis
Used in titrimetric methods, drop analysis, spectrophotometry, and quality control in the food and pharma industries.
Educational and research laboratories
Perfect for training and practical work. The clear graduation mark and stable form help students achieve high precision in lab tasks.
How to Order a Ground-Glass Stopper Volumetric Flask
Choose the required type and volume.
Submit a request via the form or call us directly.
Get a free consultation and confirm your order.
Fast delivery across Tashkent and all of Uzbekistan.
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