Opening Ø
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Inc. GST
The Thermo Nalgene Test Tube Stands PC 30mm, 3x8 offer a secure and organized solution for holding large-diameter test tubes. Crafted from high-quality polycarbonate (PC), these stands are durable, autoclavable, and resistant to chemicals. The 3x8 format accommodates up to 24 test tubes with a 30 mm diameter, making them ideal for applications involving larger sample volumes. These stands are perfect for laboratory use where stable and efficient test tube storage is essential.
These test tube stands are designed to enhance safety, organization, and workflow efficiency in laboratory settings dealing with larger test tubes.
Manufacturer P/N
5929-0030
Part Number
9.194 585
Manufacturer
Thermo Scientific
Opening Ø
30 mm
Manufacturer P/N
5929-0016
Part Number
9.194 582
Manufacturer
Thermo Scientific
Opening Ø
16 mm
Manufacturer P/N
5929-0020
Part Number
9.194 583
Manufacturer
Thermo Scientific
Opening Ø
20 mm
The it offer a secure and organized solution for holding large-diameter test tubes. Crafted from high-quality polycarbonate (PC), these stands are durable, autoclavable, and resistant to chemicals. The 3x8 format accommodates up to 24 test tubes with a 30 mm diameter, making them ideal for applications involving larger sample volumes. These stands are perfect for laboratory use where stable and efficient test tube storage is essential.
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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.
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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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6 mins 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.
