Sulphate pulp: Alkaline pulp made from wood chips cooked under pressure in a solution of caustic soda and sodiumsulphide.
重硫酸盐浆：把木片在苛性钠和硫酸钠溶液内加压蒸煮而成的碱性浆。
2
The method that extending the stripping time and adding sodiumsulphide to break the complexation was used to improve the efficiency of air stripping.
采用延长吹脱时间和加入硫化钠破坏络合作用的方法，提高吹脱效率。
3
Proper sodiumsulphide can increase the floating speed of Cu mineral in slag and Cu grade of concentrate on the premise that the desired recovery is gained.