1

2

3

4

5

6

7

8

9

10

Mean ± SD

% RSD

Hardness in NEWTON

113

115

126

97

117

108

119

108

98

115

111.6 ± 0.09

8.127

119

108

100

109

113

121

112

119

118

124

114.3 ± 0.07

6.363

118

122

93

107

117

118

119

108

110

146

115.8 ± 0.13

11.740

113.9 ± 0.09

8.743

Diameter

12.56

12.53

12.54

12.54

12.57

12.73

12.51

12.5

12.57

12.63

12.6 ± 0.06

0.538

12.5

12.49

12.47

12.44

12.49

12.46

12.44

12.46

12.45

12.46

12.5 ± 0.02

0.169

12.45

12.44

12.57

12.48

12.5

12.47

12.48

12.57

12.48

12.42

12.5 ± 0.05

0.399

12.51 ± 0.05

0.369