Biomedical Engineering Reference
In-Depth Information
Table 7.2
Infrared Spectral Band Positions for Natural Bones, Carbonated, and Hydroxylapatite Powders
Commercial Hydroxylapatite Powders
Carbonated
Apatite
(CA)
Peak Assignment
Wavenumber, cm −1
Human
Bone
Sheep
Bone
Merck
(HA)
Plasma
Biotal (P88)
Plasma
Biotal (P120)
Plasma
Biotal (P141)
Plasma
Biotal (P149)
Hydroxyl stretch
3571
3570
3570
3568
3570
3569
Carbonate ν 3
1650-1300
1650-1300
1650-1300
1650-1300
1650-1300
1650-1300
1650-1300
1650-1300
− (m)
1650
1650
1650
1648
1648
1648
1650
1651
− (m)
1473
1471
1454
1455
1454
1454
1454
1454
− (m)
1420
1421
1417
1417
1419
1419
1419
1419
− (w)
1327
1328
1321
Phosphate ν 3
1190-976
1190-976
1190-976
1190-976
1190-976
1190-976
1190-976
1190-976
− ( m )
1096
1096
1091
1088
1092
1089
1089
− ( v s )
1085
1085
1041
1042
1045
1042
1043
1043
− (s)
1056
1056
961
961
961
962
962
962
961
961
Phosphate ν 1 (m)
873
873
873
877
875
874
873
875
Carbonate ν 2 (ms)
660-520
660-520
660-520
660-520
660-520
660-520
660-520
660-520
Phosphate ν 4
− (m)
629
632
633
633
633
633
− (ν s )
605
601
603
602
602
602
602
602
− (ν s )
565
579
567
566
567
566
566
565
Phosphate ν 2 (w)
467
465
469
472
473
472
472
472
445
445
 
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