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