How to find out the protective power of a colloid?
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The protective power of the lyophilic colloids is expressed in terms of gold number a term introduced by Zsigmondy. The gold number is the number of milligrams of the protective colloid which prevents the coagulation of 10 mL of red gold sol. When 1 mL of a 10 percent solution of sodium chloride is added to it.
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the protective power of liophelic colloid in expressed is the term of gold numbers a term introduced by zsigmondy
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