分光光度法杂散光标准液―上海金畔

杂散光是紫外可见分光光度计非常重要的关键技术指标。它是紫外可见分光光度计分析误差的主要来源,它直接限制被分析测试样品浓度的上限。当一台紫外可见分光光度计的杂散光一定时,被分析的试样浓度越大,其分析误差就越大。ASTM认为:“杂散光可能是光谱测量中主要误差的来源。尤其对高浓度的分析测试时,杂散光更加重要”。有文献报道,在紫外可见光区的吸收光谱分析中,若仪器有1%的杂散光,则对A为2.0的样品测试时,会引起2%的分析误差。

因此,认真研究杂散光,以便减少或降低杂散光对光谱分析的影响,是光谱仪器研制者和使用者们必须高度重视的问题。

上海金畔生物提供分光光度法杂散光标准液。

产品信息:

 货号

英文品名

中文品名

规格

JPS-RSPEC0036

Stray Light Inorganic Cut-off filter (390nm) C Sodium Nitrite (single permanently sealed UV cuvette plus blank)

杂光无机截止滤光片(390nm亚硝酸钠

set

JPS-RSPEC0037

Stray Light Inorganic Cut-off filter (260nm) C Potassium Iodide (single permanently sealed UV cuvette plus blank)

杂光无机截止滤光片(260nm碘化钾

set

JPS-RSPEC0038

Stray Light Inorganic Cut-off filter (260nm) C Sodium Iodide (single permanently sealed UV cuvette plus blank)

杂光无机截止滤光片(260nm碘化钠

set

JPS-RSPEC0039

Stray Light Inorganic Cut-off filter (227nm )C Lithium Carbonate (single permanently sealed UV cuvette plus blank)

杂光无机截止滤光片(227nm碳酸锂

set

JPS-RSPEC0040

Stray Light Inorganic Cut-off filter (205nm) C Sodium Chloride (single permanently sealed UV cuvette plus blank)

杂光无机截止滤光片(205nm氯化纳

set

JPS-RSPEC0041

Stray Light Inorganic Cut-off filter (200nm) C Potassium chloride (single permanently sealed UV cuvette plus blank)

杂光无机截止滤光片(200nm氯化钾

set

JPS-RSPEC0054

Stray Light Blank C  Aqueous (single permanently sealed UV cuvette)

杂光空白水溶液

each

JPS-RSPEC00361

Stray Light Inorganic Cut-off filter (390nm) C Sodium Nitrite

杂光无机截止滤光片(390nm亚硝酸钠

100ml

JPS-RSPEC00371

Stray Light Inorganic Cut-off filter (260nm) C Potassium Iodide

杂光无机截止滤光片(260nm碘化钾

100ml

JPS-RSPEC00381

Stray Light Inorganic Cut-off filter (260nm) C Sodium Iodide

杂光无机截止滤光片(260nm碘化钠

100ml

JPS-RSPEC00391

Stray Light Inorganic Cut-off filter (227nm) C Lithium Carbonate

杂光无机截止滤光片(227nm碳酸锂

100ml

JPS-RSPEC00401

Stray Light Inorganic Cut-off filter (205nm) C Sodium Chloride

杂光无机截止滤光片(205nm氯化纳

100ml

JPS-RSPEC00411

Stray Light Inorganic Cut-off filter (200nm) C Potassium chloride

杂光无机截止滤光片(200nm氯化钾

100ml

JPS-RSPEC00541

Stray Light Blank C Aqueous

杂光空白水溶液

100ml

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上海金畔生物科技有限公司

文章号:=2603JP2603