配方类型：	METALS AND THEIR TREATMENT
配方说明：	Rust Remover Solution
配方组成：	This convenient brush-on product displays added holding power because of increased viscosity and yield value. The result-caustic liquid in the formulation is inhibited from running or dripping on nonrequired surfaces Sodium Hydroxide (50%)/80 Gluconic Acid Soln (50%)/40 /100 "Carbopol" 934 Resin/4
配制方法：	Disperse the Carbopol resin in water. Add the sodium hydroxide solution. Add the gluconic acid solution. Stir until all the gluconic acid dissolves. Final pH is 11.5 and Brookfield viscosity at 20 rpm is 3700 cps. This remover is easily and neatly brushed on any metal surface. Depending on the thickness of rust, the solution should stand for one to 10 min before being rinsed off. for light films a minute is sufficient. Eye and skin contact is to be avoided due to high alkalinity. The product is odorless and there are no fumes or odors attendant with its use. Any residue on equipment or tools can be removed with water. Only the rust is removed by the solution, while the metal is left clean, bare and otherwise unaffected. The solution is excellent for applications where any change in dimensions must be kept to a minimum.

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