4 - Homogeneity tests for MLT samples
Sample name
Full creammilk
powder
Full cream
liquid milk
Full cream
Butter
Cheese
Infant Formula
Duplicate
A
B
A
B
A
B
A
B
A
B
A
B
1
26.34
26.27
3.54
3.61
35.25
35.28
82.99
83.07
13.55
13.75
25.77
25.90
2
26.31
26.22
3.58
3.56
35.12
35.02
82.76
82.65
13.27
13.47
25.85
25.76
3
26.29
26.24
3.55
3.54
35.01
35.09
82.67
82.63
13.09
13.20
25.85
25.80
4
26.34
26.28
3.56
3.57
35.24
35.33
82.55
82.76
13.01
12.86
25.71
25.65
5
26.31
26.18
3.54
3.55
35.29
35.28
82.84
83.02
13.28
13.21
25.77
25.66
6
26.38
26.22
3.58
3.60
35.04
35.16
83.70
83.70
13.17
13.10
25.66
25.50
7
26.32
26.17
3.53
3.56
35.39
35.52
83.04
82.83
13.57
13.63
25.55
25.71
8
26.31
26.27
3.52
3.53
35.51
35.36
82.68
83.10
13.37
13.44
25.34
25.34
9
26.29
26.23
3.53
3.52
35.55
35.31
83.14
82.67
13.18
13.25
25.65
25.72
10
26.20
26.21
3.53
3.52
35.38
35.36
82.98
82.82
13.18
13.16
25.64
25.60
Average g/100g
26.27
3.55
35.27
82.93
13.29
25.67
Min value
26.17
3.52
35.01
82.55
12.86
25.34
Max value
26.38
3.61
35.55
83.70
13.75
25.90
Mean value
26.27
3.55
35.27
82.93
13.29
25.67
Median value
26.28
3.55
35.29
82.84
13.23
25.69
SD
0.06
0.03
0.16
0.32
0.22
0.15
RSD %
0.22
0.74
0.46
0.38
1.69
0.59
Status
: Sufficient
homogeneous
: Sufficient
homogeneous
: Sufficient
homogeneous
: Sufficient
homogeneous
: Sufficient
homogeneous
: Sufficient
homogeneous
Analyte
Values from
recipe or
declaration
(g/100g)
Average
value
homogeneity
test (g/100g)
Repeatability
of the
Method (r %)
SD( R ) used
for the
homogeneity
test (2r%
method)
SD( R ) used
for the
homogeneity
test
Homogeneity
test
conclusion
(Classic)
SD( R ) used
for the P-test
Full cream milk powder
26.30
26.27
1.5
3.0
0.788 : Sufficient homogeneous
Full cream liquid milk
3.50
3.55
1.5
3.0
0.107 : Sufficient homogeneous
Full cream
35.00
35.27
1.5
3.0
1.058 : Sufficient homogeneous
Butter
82.00
82.93
1.5
3.0
2.488 : Sufficient homogeneous
Cheese
12.70
13.29
4.0
8.0
1.063 : Sufficient homogeneous
Infant Formula
26.00
25.67
1.5
3.0
0.770 : Sufficient homogeneous
•
The homogeneity of SPIFAN samples was done/confirmed by SPIFAN/AOAC
•
The homogeneity of IDF/ISO samples was done/confirmed by SD (Parameter: Fat %)
For each
sample
n=20
