In which phosphorus industry ortho and polyphosphate are used as raw materials?
A. Nitro-phosphates production
B. Sodium tripoly-phosphate production
C. Ammonium phosphates production
D. Calcium phosphate production
Answer:B
In which phosphorus industry ortho and polyphosphate are used as raw materials?
A. Nitro-phosphates production B. Sodium tripoly-phosphate production C. Ammonium phosphates production D. Calcium phosphate production