Dimensions (WxH)
Height
Nominal capacity
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Compare modelsSG $344.66
Inc. GST
The Labplas TWIRL'BLUE Sample Bags are designed for secure and convenient storage of samples in laboratory settings. These 450ml bags feature a printed design and are equipped with a closure that includes two round wires, ensuring a tight seal for sample integrity. The bags are made from high-quality materials for durability and are ideal for use in a variety of laboratory applications.
These TWIRL'BLUE Sample Bags are the perfect solution for securely storing samples while maintaining their integrity during handling and transportation.
SG $344.66
Inc. GST
Manufacturer P/N
EPR-4590-B
Part Number
4.699 869
Manufacturer
Labplas
Dimensions (WxH)
114 x 229 mm
SG $281.66
Inc. GST
Manufacturer P/N
EPR-7012-B
Part Number
4.699 870
Manufacturer
Labplas
Dimensions (WxH)
178 x 305 mm
SG $326.13
Inc. GST
Manufacturer P/N
EPR-5590-B
Part Number
4.701 831
Manufacturer
Labplas
Dimensions (WxH)
140 x 229 mm
It are designed for secure and convenient storage of samples in laboratory settings. These 450ml bags feature a printed design and are equipped with a closure that includes two round wires, ensuring a tight seal for sample integrity. The bags are made from high-quality materials for durability and are ideal for use in a variety of laboratory applications.
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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.
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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.
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 $344.66
Inc. GST
