SGWzz-1 自動(dòng)旋光儀 |
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特點(diǎn):
用發(fā)光二極管加濾光片代替鈉光燈,光源的平均使用壽命超過(guò)5000小時(shí);儀器開機(jī)不需要預(yù)熱即可使用?蓽y(cè)試樣品的旋光度、比旋度、濃度、糖度,可自動(dòng)重復(fù)測(cè)6次并計(jì)算平均值和均方根。試樣槽采用隔溫設(shè)計(jì),減少了儀器升溫對(duì)樣品測(cè)試的影響,有溫度顯示功能,方便用戶?蓽y(cè)深色樣品。 |
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主要技術(shù)參數(shù):
◆ 測(cè)量范圍: -45°~+45° -120°Z~+120°Z(糖度)
◆ 小讀數(shù)值:0.001°
◆ 準(zhǔn)確度:±(0.005°+測(cè)量值×0.03%) ±(0.015°Z+測(cè)量值×0.03%)
◆ 重復(fù)性(標(biāo)準(zhǔn)偏差σ):≤0.002°±0.006°Z
◆ 可測(cè)樣品低透過(guò)率:1%
◆ 帶USB接口 |
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SGW-1 Automatic Polarimeter |
Characteristics:
The sodium lamp was replaced by a light-emitting diode (LED) and a filter, and the average service life of the light source is no more than 5000 hours. This instrument needs not to be warmed up before startup. The optical rotation, specific rotation, concentration and sugar content of the samples may be automatically measured (1 to 6 times dependent on your selection), and then the average as well as the root mean square (RMS) may be worked out automatically. An insulation design was adopted for the sample well, so that the influence of temperature rise on the measurement may be reduced. There is a function for temperature display, which is convenient for the users. Samples of deep color may be measured too. |
Main technical parameters:
◆ Measuring range: -45° to 45°; -45°Z to 120°Z (sugar content)
◆ Minimum reading value: 0.001
◆ Accuracy: ±(0.05+ measured value * 0.03%); ±(0.015 Z+ measured value * 0.03%)
◆ Repeatability: (standard deviation): 0.002; 0.006 Z
◆ The lowest penetration rate of the measurable samples: 1%
◆ With USB interface |