The cleaning technology was hydrochloric acid cleaning, citric acid rinse, peroxide passivation.
清洗工艺为盐酸酸洗、柠檬酸漂洗、双氧水钝化。
As hydrochloric acid cleaning has the advantage of strong cleaning ability, low price, easy to get goods, convenient transport, simple operation, good effects and harmless waste liquid.
由于盐酸清洗具有清洗能力强，价格便宜，货源易解决，运输简便，清洗操作容易掌握，清洗效果好，废液无毒易处理等优点，在清洗中经常被采用。
The Free-removing Fluorin Cleaning Process for Extracting Phosphoric Acid Produced by Hydrochloric.
盐酸浸取磷矿制酸的无除氟清洁工艺。
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