配方类型:

METALS AND TREATMENTS

配方说明:

Acid Aluminum Cleaner

配方组成:

Phosphoric acid (85%)/3
Water/88
Citric acid, C.P./4
"Renex" 690 or "Renex" 698/2
Methyl ethyl ketone/3

配制方法:

Apply with sponge, soft brush or rag. Leave on surface no longer than 15 min. Rinse with water. Caution: Wear waterproof gloves when handling. Do not use on magnesium. It may be necessary to add a corrosion inhibitor, e.g., 1% sodium chromate.