Formulations

ρ a ( Kg / m 3 )

Standard deviation

ρ exp ( Kg / m 3 )

Standard deviation

ρ a n ( Kg / m 3 )

O

1140

-

1140

-

1140

A

982

51.121

944

22.860

1138

B

878

20.234

911

73.049

1128

C

945

33.940

931

47.826

1135