Basic Training 4th Annual ICP Conference

Robustness Example

Test Solution Level (µg/g)

Measured Test Solution Conc. (µg/g)

Mean Test Solution Conc. (µg/g)

Analysis

10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0

% RSD n = 6

Acceptance Criteria: ≤ 5%

t 1 (repeatability)

10.0

0.17

10.0

% RSD n = 6

Acceptance Criteria: ≤ 5%

t 2 (repeatability)

10.0

0.21

Robustness Example

Test Solution Level (µg/g)

Measured Test Solution Conc. (µg/g)

Mean Test Solution Conc. (µg/g)

Analysis

10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0

% RSD n = 6

Acceptance Criteria: ≤ 5%

t 1 (repeatability)

10.0

0.17

10.0

% RSD n = 6

Acceptance Criteria: ≤ 5%

t 2 (repeatability)

10.0

0.21