Research Article

Shynthesis and Characterizations of Calcium Hydroxyapatite Derived from Crabs Shells (Portunus pelagicus) and Its Potency in Safeguard against to Dental Demineralizations

Table 1

Percentage teeth mass remaining on immersion in acetate buffer solution with a certain variation of the treatment for 48 hours.

NumberCode sampleInitial mass (gram)Final mass (gram)Percentage (%)

1TPG 11,541,5298,21
G 21,071,0497,81
G 31,731,6997,55
Total97,86

2PG 10,790,7796,96
G 20,820,7996,85
G 31,171,1597,99
Total97,27

325G 11,971,9297,74
G 21,231,2198,84
G 31,651,6297,81
Total98,13

450G 10,910,8998,33
G 21,201,1898,01
G 31,261,2498,10
Total98,15

5100G 11,45891,4498,70
G 21,0531,030797,88
G 31,47091,444898,22
Total98,27

G = teeth.
TP = acetate buffer without the addition of any NaF and ((OH.
P = acetate buffer with only the addition of NaF.
25 = acetate buffer addition of NaF and 25 ppm of ((OH.
50 = acetate buffer addition of NaF and 50 ppm of ((OH.
100 = acetate buffer addition of NaF and 100 ppm of ((OH.