Читать книгу Henley's Formulas, Recipes and Processes (Applied Chemistry) - Various - Страница 132
Mucilage To Make Wood And Pasteboard Adhere To Metals.
Оглавление—Dissolve 50 parts, by weight, of lead acetate together with 5 parts, by weight, of alum in a little water. Make a separate solution of 75 parts, by weight, of gum arabic in 2,000 parts, by weight, of water, stir in this 500 {44} parts, by weight, of flour, and heat slowly to boiling, stirring the while. Let it cool somewhat, and mix with it the solution containing the lead acetate and alum, stirring them well together.
