With cord
Specifications
Compare models₹11,395.26
Inc. GST
The 3M™ Uncorded PU Foam Earplugs, without strap, offer reliable hearing protection for high-noise environments. Manufactured from soft polyurethane foam, these disposable earplugs expand to fit most ear canals comfortably, ensuring a secure acoustic seal. Certified to EN 352‑2:2020 standards, they are ideal for extended wear in laboratories, industrial facilities, and workshops.
These earplugs provide excellent comfort and attenuation without a strap, making them ideal for environments where minimal interference and maximum hygiene are required.
₹11,395.26
Inc. GST
Manufacturer P/N
7100100637
Part Number
9.005 046
Manufacturer
3M
With cord
No
₹14,407.80
Inc. GST
Manufacturer P/N
7100100638
Part Number
9.005 047
Manufacturer
3M
With cord
Yes
The 3M™ Uncorded PU Foam Earplugs, without strap, offer reliable hearing protection for high-noise environments. Manufactured from soft polyurethane foam, these disposable earplugs expand to fit most ear canals comfortably, ensuring a secure acoustic seal. Certified to EN 352‑2:2020 standards, they are ideal for extended wear in laboratories, industrial facilities, and workshops.
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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.
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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.
