Ocean Optics Smart pH Cuvettes - Manual (Page 8)

Smart Cuvettes Instructions
8 SC-PH-VIS1M-SAM-01-1109
Performing a linear fit gives a line with pK equal to the y-intercept and slope equal to the slope. In the
example chart above, the new pK value would be 6.2977 and the new slope value would be 1.7248.
Specifications
Specification Value
Size and Materials 1 cm x 1 cm PMMA cuvette; 1 cm x 1 cm quartz cuvettes
available for specific applications such as high-temperature
measurements
pH Range Biological range (5-9)
Temperature range -5 to 70 °C for PMMA cuvettes
Accuracy <1% of reading
Resolution 0.01 pH
Response Time 90% step response in 10 seconds
Standardization User needs 2 buffers (pH 1 and 11)
Factory Calibration User needs 1 buffer (pH 5 or 8)
User Complete Calibration Option Users have the option to perform their own complete calibration,
requiring 4 buffers (pH 5, 6, 7, and 8)
Sensory Signal Absorbance at 620nm and 750nm
Expendable Parts PMMA cuvettes are semi-disposable, -- they can be used
multiple times, but they are not intended for long-term
permanent use