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72 1分光光度计是国产可见光分光度计 ,主要用于医学检验 ,其主要技术特性为 :波长为 36 0nm～ 80 0nm ;波长精度为 36 0nm～ 6 0 0± 3nm、 6 0 0nm～ 70 0± 5nm、70 0nm～ 80 0± 9nm ;灵敏度为用含铬量 2 5 μg/mL的重铬酸钾溶液在 4 40nm处测量 ,仪器的吸光度应≥ 0 0 1
72 1 spectrophotometer is a domestic visible spectrophotometer, mainly used for medical testing, the main technical characteristics: the wavelength of 36 0nm ~ 80 0nm; wavelength accuracy of 36 0nm ~ 600 ± 3nm, 600 ~ 70 0 ± 5nm, 70 0nm ~ 80 0 ± 9nm; Sensitivity is measured with a potassium dichromate solution containing 25 μg / mL chromium at 4 40 nm, the absorbance of the instrument should be ≥ 0 0 1