Specifications
RM 231.00
Inc. GST
The DWK Duran Aluminium Screw Closure GL 45, Silver, is designed for secure and reliable sealing of laboratory glassware. Featuring an open-top design with a 34 mm aperture, this closure provides a versatile solution for containers requiring access or ventilation. Made from high-quality aluminum, it offers durability, corrosion resistance, and ensures a tight seal. This pack includes 10 closures, making it ideal for laboratories with multiple glass containers. It is perfect for sealing laboratory bottles and other glassware in research, analytical, and experimental applications.
This aluminium screw closure ensures a secure and tight seal for laboratory glassware, providing both practicality and durability for various laboratory tasks.
Silicone cap wads/septa, VMQ
It is designed for secure and reliable sealing of laboratory glassware. Featuring an open-top design with a 34 mm aperture, this closure provides a versatile solution for containers requiring access or ventilation. Made from high-quality aluminum, it offers durability, corrosion resistance, and ensures a tight seal. This pack includes 10 closures, making it ideal for laboratories with multiple glass containers. It is perfect for sealing laboratory bottles and other glassware in research, analytical, and experimental applications.
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7 mins read
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.
7 mins read
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.
9 mins 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.
9 mins read
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.
