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  4. METALS AND THEIR TREATMENT
化學(xué)配方數(shù)據(jù)庫(kù)
配方類型： METALS AND THEIR TREATMENT
配方說(shuō)明： Derusting Radiators & Machinery
配方組成： Thiourea (inhibitor)/5
Oxalic acid/5
Wetting agent/5
Sodium acid sulfate/73 (minimum)
This mixture is used at a concentration of 3 oz./gal.
FORMULA No.
Wetting agent/2 lb.
Oxalic acid/5 lb.
Thiourea (inhibitor)/4 oz.
Water/100 gal.
配制方法： Thickening agents can be added to the above formulations to increase contact time.

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