544-545 / 620
Standard Overall (n = 5)
Thiamine
Riboflavin
Niacin Nicotinic Acid Pyridoxal
Pyridoxamine Pyridoxine
Recovery (%)
99.2
99.6
98.3
100.5
104.4
101.3
100.9
RSD (%)
3.5
6.6
5.9
7.3
15.4
7.2
2.3
Recovery (%)
100.4
99.9
100.8
99.1
97.9
100.3
98.8
RSD (%)
3.2
4.9
5.1
4.7
10.2
3.5
1.6
Recovery (%)
100.3
100.3
101.2
100.0
95.3
97.5
100.0
RSD (%)
2.1
3.7
3.2
2.2
10.7
4.6
1.3
Recovery (%)
100.5
100.6
100.5
100.4
104.3
99.8
100.4
RSD (%)
2.2
3.4
3.4
2.6
9.9
3.6
2.0
Recovery (%)
99.6
99.6
99.3
99.8
98.9
100.7
99.9
RSD (%)
2.4
1.9
2.5
1.8
10.9
4.0
1.4
Recovery (%)
100.1
100.1
100.2
100.0
100.1
99.8
100.0
RSD (%)
2.2
1.1
3.0
1.8
8.7
3.2
1.1
WS5
WS6
Table 5a. Determination of linearity – average concentration recovery of independent standards run as samples on five separate days (N=5)
WS1
WS2
WS3
WS4
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