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Type of filter
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Compare modelsRM 297.00
Inc. GST
The BartelsRieger Filters 203 are high-efficiency particle filters designed to provide robust respiratory protection against hazardous particulates, including asbestos fibers and dust. Compliant with EN 143 and EN 14387 standards, these P3R-class filters are suitable for use in environments with high levels of airborne contaminants. Each pack contains four filters, ensuring you have the necessary replacements to maintain optimal protection.
Ensure your respiratory safety in high-risk environments with the BartelsRieger Filters 203, offering reliable and reusable protection against a wide range of particulates.
Manufacturer P/N
126012
Part Number
9.005 593
Manufacturer
BartelsRieger
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Particle filter
Manufacturer P/N
126025
Part Number
9.005 595
Manufacturer
BartelsRieger
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Combined filter
RM 522.50
Inc. GST
Manufacturer P/N
126029
Part Number
9.005 596
Manufacturer
BartelsRieger
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Combined filter
Manufacturer P/N
126004
Part Number
9.005 592
Manufacturer
BartelsRieger
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Gas filter
It are high-efficiency particle filters designed to provide robust respiratory protection against hazardous particulates, including asbestos fibers and dust. Compliant with EN 143 and EN 14387 standards, these P3R-class filters are suitable for use in environments with high levels of airborne contaminants. Each pack contains four filters, ensuring you have the necessary replacements to maintain optimal protection.
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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.
