Occasionally referred to as ‘colloidal gold,’ gold colloid is a suspension comprising sub-micron gold nanoparticles suspended in a solvent - most commonly water. Gold nanoparticles' distinct ...

Seeds from Moringa oleifera trees can be used to purify water. Scientists discovered that seed material can give a more efficient purification process than conventional synthetic materials in use ...

THE process of dialysis is so widely used for the purification of colloids that one would expect to find some general treatment of it in a book of this size dealing with ‘theory and methods.’ ...

The most popular solvent in any laboratory is water. It is used for everything from cleaning glassware to growing cell cultures to making reagents. As it is used so often, the caliber of water being ...

image: Seeds from Moringa oleifera trees can be used to purify water. Uppsala University leads a research group which has discovered that seed material can give a more efficient purification process ...