Colour lens
Specifications
Compare modelsSG $37.06
Inc. GST
The 3M™ SecureFit™ 400 Series Safety Glasses are engineered to provide superior comfort and protection in various work environments. Incorporating 3M™ Pressure Diffusion Temple Technology, these glasses automatically adjust to individual head sizes, ensuring a secure and comfortable fit. The wraparound design offers a wide field of vision, while the anti-scratch (AS) and anti-fog (AF) coatings on the grey polycarbonate lenses enhance durability and visibility. Weighing less than 1 ounce, these lightweight glasses are ideal for industrial applications requiring reliable eye protection.
These safety glasses are suitable for various industrial applications, including manufacturing, construction, and laboratory work, where eye protection is essential.
SG $37.06
Inc. GST
Manufacturer P/N
7100078987
Part Number
9.006 133
Manufacturer
3M
Colour lens
Grey
SG $35.21
Inc. GST
Manufacturer P/N
7100078989
Part Number
9.006 132
Manufacturer
3M
Colour lens
Clear
It are engineered to provide superior comfort and protection in various work environments. Incorporating 3M™ Pressure Diffusion Temple Technology, these glasses automatically adjust to individual head sizes, ensuring a secure and comfortable fit. The wraparound design offers a wide field of vision, while the anti-scratch (AS) and anti-fog (AF) coatings on the grey polycarbonate lenses enhance durability and visibility. Weighing less than 1 ounce, these lightweight glasses are ideal for industrial applications requiring reliable eye protection.
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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.
