SP-752紫外可見分光光度計(jì)
 
SP-752型紫外可見分光光度計(jì)采用了高精度正弦機(jī)構(gòu)作為單色傳動(dòng)裝置，程序控制，波長(zhǎng)精度和全波長(zhǎng)的線性度，明顯優(yōu)于使用齒輪、齒條作為傳動(dòng)機(jī)構(gòu)和用刻度盤作為波長(zhǎng)讀數(shù)的同類產(chǎn)品!

SP-752PC型除了具備SP-752的所有功能外還增加了光譜掃描功能，可用于定性檢測(cè)

項(xiàng) 目/型 號(hào)                                      SP-752                   SP-752PC

光學(xué)系統(tǒng)                            單光束,自準(zhǔn)式光柵單色器,1200條/毫米光柵        

波長(zhǎng)顯示范圍（nm）                       200-1000                 190-1100

光譜帶寬（nm）                                      5                                 5

波長(zhǎng)準(zhǔn)確度（nm）                                ±2                                ±1

波長(zhǎng)重復(fù)性（nm）                                  1                                0.5

光度范圍                                0-125%T,-0.097-3A 0-125%T,-0.097-3A

光度準(zhǔn)確度                                   ±0.5%T                       ±0.5%T

光度重復(fù)性                                    0.3%T                         0.3%T

雜散光                                           ≤0.5%T                      ≤0.5%T

穩(wěn)定性（A/h,500nm處）                 ±0.002                       ±0.002

光度噪聲（Abs）                              ±0.002                        ±0.002