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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB 50963-2014 |
Code for design of wastewater treatment in sulfuric acid and phosphate fertilizer production 硫酸、磷肥生产污水处理设计规范 |
China National Standards Design code acid |
 English PDF |
| GB 50880-2013 |
Design code for acid-making with smelting off-gas 冶炼烟气制酸工艺设计规范 |
China National Standards Design code acid |
English PDF |
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