Posts tagged 'test methods'

Vacuum Filtration
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What is the difference between gravity and vacuum filtration?

There are two types of filtration which are commonly used in the laboratory and it is important to select the correct type for the work you are doing. But what is the difference between gravity and vacuum filtration? How do you choose what type of filtration you need to do? And what equipment do you need for each type? Vacuum Filtration - also known as Buchner filtration - for when you nee...
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Can I use NitraVer 5 Powder Pillows for medium and high range analysis?

Camlab's NitraVer 5 powder pillows can be used for MR (medium range) or HR (High range) nitrogen-nitrate determination. MR determination covers the range from 0.1-10.0mg/l and HR range is 0.3-30.0mg/l. How do test for nitrates within either range? The difference between both ranges is the calibration curve. Follow the procedure in the correct test methods, this will guide you thro...

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