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Compare modelsSG $116.74
Inc. GST
The EKASTU Combination Filters 230 A2B2E2K1 are designed to provide reliable protection against a wide range of harmful gases, vapors, and airborne particles. These filters are ideal for use in industrial and laboratory settings where both chemical and particulate hazards are present. Compatible with EKASTU half masks with a standard DIN EN 148-1 round thread connection, these filters offer a secure and effective fit. Sold in a pack of two, they provide a cost-effective solution for maintaining respiratory safety.
These combination filters are essential for professionals who require comprehensive respiratory protection against a broad spectrum of chemical and particulate hazards in their work environments.
Manufacturer P/N
422 324
Part Number
9.005 633
Manufacturer
EKASTU
Sort of filter
Combined filter
Manufacturer P/N
422 275
Part Number
9.005 631
Manufacturer
EKASTU
Sort of filter
Particle filter
It are designed to provide reliable protection against a wide range of harmful gases, vapors, and airborne particles. These filters are ideal for use in industrial and laboratory settings where both chemical and particulate hazards are present. Compatible with EKASTU half masks with a standard DIN EN 148-1 round thread connection, these filters offer a secure and effective fit. Sold in a pack of two, they provide a cost-effective solution for maintaining respiratory safety.
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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.
SG $116.74
Inc. GST
