Quality-by-Design Principles Applied to the Establishment of a Pharmaceutical Quality Control Laboratory in a Resource-Limited Setting: The Lab Water

<div>Control chart (six-sigma limits) indicating the trend of pH of lab water (18.2 MΩ × cm at 25°C) over time (<i>n</i> = 49 days/year). UCL: upper control limit; LCL: lower control limit.</div>

International Journal of Analytical Chemistry

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Figure 4

Figure 4: Quality-by-Design Principles Applied to the Establishment of a Pharmaceutical Quality Control Laboratory in a Resource-Limited Setting: The Lab Water 

Figure 4 | Quality-by-Design Principles Applied to the Establishment of a Pharmaceutical Quality Control Laboratory in a Resource-Limited Setting: The Lab Water 