filter paper


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fil·ter pa·per

paper used in pharmacy and chemistry to filter solutions; many varieties are used for paper chromatography.

filter paper

A porous, unglazed paper used for filtration of solids from liquids or gases. It is manufactured in different pore sizes so as to retain different sized particles.
See also: paper

fil·ter pa·per

(filtĕr pāpĕr)
Paper used in pharmacy and chemistry to filter solutions.
References in periodicals archive ?
after that analysis we put forth the set of filters like silicone crystal, copper coated graphite rod, KOH filter paper.
The type of filter paper used and the technique of cell collection depend on the purpose for which the specimen is collected.
One variable not considered or discussed in their studies is the significance of bloodspot collection in the field when collected blood clots into the filter paper during collection and then dries.
The gravimetric water content of the filter paper is converted to suction using a calibration curve according to the filter paper used.
The current study is aimed to investigate Cd toxicity using bioindicators (radicle and plumule growth) and to determine any role of growth medium (soil and filter paper medium) in inducing or alleviating Cd toxicity in wheat.
Increasing the surfactant mass fractions leads to soaked filter paper reflectance values increase for wavelength lower than 460 nm and to reduce reflectance values at wavelength higher than 460 nm in comparison with non aged original (Fig.
The reflectance values of filter paper soaked in surfactants solution are increased for the wavelengths lower then 460 nm and decreased for the wavelengths higher then 460 nm in comparison with original filter paper (Fig.
Multiple blood spots were prepared by pipetting 10 [micro]l of blood onto 3MM whatman filter paper (Whatman International Ltd, England) kept on a non absorbent surface (thermacol) and was dried at room temperature.
After all the colour spots on the filter paper have dried, go back and repeat the process with the toothpicks to get more colour on each spot.
Both sites make a range of wetlaid nonwovens that are used in tea and coffee filter papers, cleanroom wipes, lens tissue, dye filter paper, double-sided adhesive tape substrates and battery grid pasting tissue.
He infused a piece of filter paper with crystals of copper chloride and then sandwiched the paper between electrodes hand cut from copper and magnesium foils.