Posts tagged 'filters'

Cytiva and TerraCycle
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Cytiva and TerraCycle

Cytiva have collaborated with TerraCycle to recycle filtration devices to help reduce how much ends up in landfills. TerraCycle was started in 2001 to help eliminate waste by making worm poop plant food from leftover food waste, and then was packaged in waste such as used soda bottles. Since 2001 TerraCycle has prevented over 8 billion pieces of waste ending up in landfills. Image of Terra...
How to Choose the Right Filters for Your Fume Hood
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How to Choose the Right Filters for Your Fume Hood

Ductless fume hoods or fume cupboards are often used in laboratories to capture and remove hazardous substances from the air which are produced during certain laboratory applications. These can be gases, vapours, aerosols or particulates (dust). The fume hood encloses a work bench area that has a fan unit at the top. This sucks the air from the front opening upward through filters which trap th...
7500 Face Mask
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What filters do I need for the 3M 7500 series half face mask?

The 7500 series half face mask is a reusable respirator mask that when combined with appropriate filters can provide respiratory protection against vapour and/or particulate hazards. As with every piece of tight fitting respiratory protective equipment, it is important that the mask is correctly worn and this includes being fitted tested. This ensures that the mask provides an adequate seal to ...
Whatman Filter Papers
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Whatman No 1 filter papers- why are they so frequently used?

Whatman No 1 filter paper is made of cellulose fibres for routine applications with medium retention and flow rate: The Technical Bit Grade known as: Whatman No 1 Diameter of circles available: [mm] 10, 15, 20, 25, 30,  32, 42, 47, 55, 70, 85, 90, 110, 125, 150, 185, 240, 270, 320, 400, 500 Packs of sheets of No 1: 2.6x3.1cm, 7.5x10cm, 46x57cm, 58x68cm, 60x60cm, Reels of No.1: 47...
Filtering water samples
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Which filters are best to prepare samples for heavy metals analysis?

Filtering water samples before ICP-MS or HPLC analysis for heavy metals testing is good practice - to help protect these delicate instruments from damage caused by larger particles. However some filters can introduce interferences which may affect the results - so what type of filter is best for heavy metals analyses? Why filter samples? Samples taken in the field are often high in...
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Filtration and filter paper types - what's the difference between filters?

When looking for filters there are a lot of different options available to suit different applications. It is important to ensure you choose the best type for your work, but what do the different terms mean? Paper or Cellulose Filters - these are manufactured from cellulose fibres and are used for general filtration. The particle retention level can go down to 2.5 µm. This type of filter pap...

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