| 配方类型： |
METALS AND THEIR TREATMENT |
| 配方说明： |
Aluminum Brightener |
| 配方组成： |
A fast-acting brightener, which removes oxides and discoloration,
this product is useful for reconditioning trailer bodies and
architectural aluminum surfaces. It works best on pure aluminum, rather
than on certain aluminum alloys which contain high percentages of copper
and silicon. For use, dilute with 5 to 10 parts water, brush on for 2 to
5 minutes, and hose rinse off. Do not apply to glass, and avoid
prolonged contact with skin or breathing of fumes
Phosphoric acid (75%)/20.0
Hydrofluoric acid (70%)/5.0
Thiourea/0.5
Water/72.0
"Triton" X-100/2.5 |
| 配制方法： |
Use polyethylene tanks and equipment only, when handling this product. Mix the first four ingredients together.
Caution: Hydrofluoric acid is extremely dangerous! Skin contact or breathing vapor can be fatal. Use rubber or plastic gloves, aprons and goggles. use acid vapor gas mask.
Add the hydrofluoric acid with care, and stir until uniform. Pack or store in polyethylene containers. |
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