Home > Term: gold number
gold number
A measure of the amount of protective colloid which must be added to a standard red gold sol mixed with sodium chloride solution to prevent the solution from causing the sol to coagulate, as manifested by a change in color from red to blue.
- Part of Speech: noun
- Industry/Domain: Chemistry
- Category: Analytical chemistry
- Company: McGraw-Hill
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Creator
- Dr. James
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