分光光度法波长标准液,验证狭缝宽度
光谱狭缝宽度控制进入分光光度计的光通量(简单的说就是控制单位时间内进入的光的总能量的大小),狭缝越宽进入的能量越大。狭缝宽度也影响分光光度计的分辨率,狭缝越宽,其分辨率越低。狭缝宽度也不能太小,因为探测器灵敏度有下限,进入能量太低,探测器没有相应,同时由于噪声的影响,能量太低,信噪比会很差。所以一般的入射狭缝的宽度在um-mm的量级。在满足分辨率要求的前提下,入射狭缝越宽越好,但是也不能太宽,不然探测器会饱和(超过量程)。
产品信息:
货号 | 英文品名 | 中文品名 | 规格 |
ZZS-RSPEC0001 | Didymium Solution UV and VIsable Wavelength Standard 298nm to865nm (single permanently sealed UV cuvette) | 钕镨溶液UV和可见光波长标准品298nm to865nm | each |
ZZS-RSPEC0008 | Samarium Solution UV and Visable Wavelength Standard 235nm to 480nm (single permanently sealed UV cuvette) | 钐溶液UV和可见光波长标准品235nmto480nm | each |
ZZS-RSPEC0015 | Holmium Oxide Solution UV and Visible Wavelength Standard 240nm to 640nm (single permanently sealed UV cuvette) | 氧化钬溶液 UV和可见光波长标准品240nm to 640nm | each |
ZZS-RSPEC00011 | Didymium Solution UV and VIsable Wavelength Standard 298nm to 865nm | 钕镨溶液UV和可见光波长标准品298nm to865nm | 100ml Amber Bottle |
ZZS-RSPEC00081 | Samarium Solution UV and Visable Wavelength Standard 235nm to 480nm | 钐溶液UV和可见光波长标准品235nmto480nm | 100ml Amber Bottle |
ZZS-RSPEC00151 | Holmium Oxide Solution UV and Visible Wavelength Standard 240nm to 640nm | 氧化钬溶液 UV和可见光波长标准品240nm to 640nm | 100ml Amber Bottle |
更多产品,更多优惠!请联系我们!