Thread
Specifications
Compare modelsRM 330.00
Inc. GST
The DWK Duran Membrane Screw Caps, GL 45, PP, Blue, are designed for secure sealing of Duran laboratory glass bottles while offering excellent filtration properties. These caps feature an ePTFE membrane with a pore size of 0.2 µm, ensuring efficient filtration and protection of stored liquids. The durable polypropylene (PP) construction provides chemical resistance and long-lasting performance. Ideal for laboratory applications requiring filtration and secure sealing of glass containers, these membrane caps are perfect for use in chemical, microbiological, and other scientific experiments.
This membrane screw cap is essential for laboratories that require precise filtration and secure sealing of laboratory glass bottles, ensuring both safety and efficiency in liquid storage.
RM 330.00
Inc. GST
Manufacturer P/N
291182809
Part Number
6.273 369
Manufacturer
DWK Life Sciences
Thread
GL 45
RM 247.50
Inc. GST
Manufacturer P/N
291189105
Part Number
6.291 131
Manufacturer
DWK Life Sciences
Thread
GL 80
RM 374.00
Inc. GST
Manufacturer P/N
291181907
Part Number
6.273 341
Manufacturer
DWK Life Sciences
Thread
GL 32
RM 368.50
Inc. GST
Manufacturer P/N
291181307
Part Number
4.664 035
Manufacturer
DWK Life Sciences
Thread
GL 25
It are designed for secure sealing of Duran laboratory glass bottles while offering excellent filtration properties. These caps feature an ePTFE membrane with a pore size of 0.2 µm, ensuring efficient filtration and protection of stored liquids. The durable polypropylene (PP) construction provides chemical resistance and long-lasting performance. Ideal for laboratory applications requiring filtration and secure sealing of glass containers, these membrane caps are perfect for use in chemical, microbiological, and other scientific experiments.
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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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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.
