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WIDTH: 66.78%; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; mso-border-alt: solid windowtext .5pt} .at_15{mso-spacerun: yes} -->UV-7504PC型紫外可见光光度计型号UV-7504PCUV-7504P光谱带宽4nm波长范围190～1000nm波长精度?1.0nm   稳定性0.004A/hr  在500nm  （带宽2nm）杂散光≤0.3%T在220、340、400nm处光度范围0-125%T-0.097  -2.5A 0-1999C、0-1999F光度精度0.5%T电源220V 50Hz 300W显示LCD 2?20LCD 2?20输出RS-232CRS-232C外形尺寸440?370?200440?370?200重量17Kg17Kg