Table 1.

XRD results of MPBC after setting for 24 h and degraded for 30 d. (1) 0 wt% (2)12.5 wt% (3)25 wt% (4)37.5 wt%(5)50 wt% (6)62.5 wt%

	1	2	3	4	5	6
Setting for 24 h	①②	②③④⑤	②④⑤⑥⑦⑧	②④⑤⑥⑦⑧⑨	⑤⑥⑦⑧⑨	⑤⑥⑦⑧⑨
Degraded for 30 d	❷❺❻❼	❶❸❽❾	❶❷❸❿	❶❷	❶❷❽	❶❷❽

①MgO②KMgPO₄③CaKPO₄④Ca₃(PO₄)₂⑤Mg₃(PO₄)₂⑥MgHPO₄⑦MgCa₂(PO₄)₂⑧HA.

⑨MgKH(PO₄)₂.

❶MgHPO₄❷Mg₃(PO₄)₂❸KMgPO₄ ❺MgH₂P₂O₇❻Mg₂P₂O₇❼K₄P₂O₇❽K₂CaP₂O₇❾CaKPO₄❿Mg₂KH(PO₄)₂Ca₃(PO₄)₂K₂CaH₄(P₂O₇)₂.