TECATOR Soxtec System, Manual

Page: 32 / 32

TABLE 3
Linear regression with 9 5 % (t=2.20) confidence interval
at four fat levels (Gomparison against laboratory A)
F
Fat level
S 0 X T E C
10+20 min 15+30 min
S O X H L E T
Lab B Lab C
2 %
5 %
10 %
15 %
1.8 - 2.0
4.8 - 5.0
9.6 - 9.!
14.6 -14.9
1.9 - 2.0
4.9 - 5.0
9.8 -10.0
14.7 -15.0
2.1 - 2.3
5.1 - 5.3
10.1 -10.3
15.0 -15.4
2.1 - 2.3
5.1 - 5.3
10.0 -10.3
14.8 -15.3
correl.
coeff.
0.9995 0.9998 0.9997 0.9993
TABLE 4
Three samples analysed by two laboratory technicians on
the SOXTEC SYSTEM
Duration
of extrac.
Lab. tech.
Sample I
Sample II
Sample III
30 min.
a
2.36 2.36
4.33 4.29
2.37 2.36
b
2.34 2.35
4.26 4.29
2.32 2.31
• 45 m i n .
a
2.39 2.33
4.33 4.35
2.38 2.37
b
2.36 2.35
4.31 4.36
2.36 2.34
1980.01.15 RA/ML AN 2 3 / 8 0