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XRD patterns of glasses after immersion in buffer solutions: (a) GF 3.0 in Tris; (b) GF 3.0 in SBF; (c) GF 9.3 in Tris; (d) GF 9.3 in SBF; (e) SF 3.0 in Tris; (f) SF 3.0 in SBF; (g) SF 9.3 in Tris; (h) SF 9.3 in SBF. Label Ap in CaF2 series is fluorapatite Ca5(PO4)3F (00-034-0011), and strontium fluorapatite Sr5(PO4)3F in SrF2 series (00-050-1744).
