Ext. Ø
For flasks
Height
Int. Ø
Max. weight
Specifications
Compare modelsSG $75.97
Inc. GST
The Saint-Gobain Flask Rings are made from high-quality silicone elastomer, providing secure support for laboratory flasks ranging from 50 to 500 ml. These durable rings ensure stability during experiments, reducing the risk of spills and breakage. Designed for use in laboratories, they offer excellent chemical resistance and long-term reliability.
Ideal for laboratory applications requiring secure flask handling.
It are made from high-quality silicone elastomer, providing secure support for laboratory flasks ranging from 50 to 500 ml. These durable rings ensure stability during experiments, reducing the risk of spills and breakage. Designed for use in laboratories, they offer excellent chemical resistance and long-term reliability.
Yes. It is designed for Ensures stability and prevents flask tipping, and offers resistant to oxidation and temperatures from -60 to 200°C and very soft and easy to clean to support this kind of work.
It has resistant to oxidation and temperatures from -60 to 200°C, very soft and easy to clean and resistant to chemicals.
It is made from silicone elastomer for durability and chemical resistance. It is compatible with supports flasks ranging from 50 - 500 ml.
Manufacturer P/N
161040
Part Number
9.143 035
Manufacturer
Saint Gobain
Ext. Ø
80 mm
Manufacturer P/N
161042
Part Number
9.143 036
Manufacturer
Saint Gobain
Ext. Ø
120 mm
Manufacturer P/N
161044
Part Number
9.143 037
Manufacturer
Saint Gobain
Ext. Ø
162 mm
Flask rings, pressed cork
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Cleaning laboratory glassware properly is essential for accurate, safe, and repeatable lab work. This guide explains how to remove stubborn residue from beakers, flasks, bottles, volumetric glassware, and other lab glassware, including grease, dried salts, biological residue, stains, and burnt deposits. It also covers safe cleaning methods, common mistakes, drying and storage tips, and when damaged glassware should be replaced.
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Pipette calibration helps laboratories confirm that liquid handling results remain accurate, repeatable, and traceable. This guide explains how pipettes are calibrated to ISO 8655 standards, including gravimetric testing, environmental control, correct tip selection, volume testing, calibration records, and common mistakes to avoid. It also covers when to use in-house calibration and when an external calibration service may be more suitable.
1 min read
A free molarity and dilution calculator covering four essential lab calculations: C1V1=C2V2 dilution (solve for any unknown), molarity from mass, mass from molarity, and serial dilution table generation. Includes worked examples, a concentration units guide and step-by-step preparation instructions for every result.
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Free online buffer preparation calculator. Select your buffer system, enter target pH, concentration and volume, and get an exact lab-ready recipe with reagent masses and step-by-step instructions. Covers PBS, Tris-HCl, sodium phosphate, acetate, HEPES, MOPS and more.
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1 min read
Laboratory balances are essential weighing instruments used to measure samples, reagents, powders, chemicals and materials with accuracy and consistency. They are commonly used in research, education, quality control, pharmaceutical testing, food testing, industrial laboratories and general scientific workflows.
SG $75.97
Inc. GST
