Year1
Test wavelength:,,
Cut-off wavelength is greater than,,
Half-high wavelength:
Cut-off area absorbance is greater than
Transmittance The transmittance of the light area is greater than %
Complete set: each set of pieces.
The stray radiation rate of the spectrophotometer at , , and 100 ℃ can replace the currently used standard solutions, thus avoiding the trouble of preparing solutions. It is easy to use, reliable and easy to carry.
Calibration of visible spectrophotometer and UV-visible spectrophotometer stray radiation rate is used in conjunction with - and -.
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