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1、Slide title: Font: Myriad or Arial, 36ptSub title (Author): Font: Myriad or Arial,18ptFont size: Sizes can be adjusted depending on the text length. Characters should not be overlapped on global strings.岛津“毒胶囊”中重金属测定解决方案岛津企业管理（中国）有限公司市场部 杨乐Headline for slide: In case of one-line: Myriad or Arial 32p
2、t In case of two-lines: Myriad or Arial 28ptSubhead: Myriad or Arial 28pt Text: Myriad or Arial 20ptFont size: Sizes can be adjusted depending on the text length. Characters should not be overlapped on global strings岛津-明胶空心胶囊中铬测定解决方案Headline for slide: In case of one-line: Myriad or Arial 32pt In ca
3、se of two-lines: Myriad or Arial 28ptSubhead: Myriad or Arial 28pt Text: Myriad or Arial 20ptFont size: Sizes can be adjusted depending on the text length. Characters should not be overlapped on global strings2010版中国药典涉及重金属的种类根据样品的特点选择不同的原子化器冷原子法（CVAAS）氢化物法（HGAAS）火焰法（FAAS）石墨炉法（GFAAS）l Pb：5.0 ppm （石墨
4、炉）l Cd：0.3 ppm （石墨炉）l As：2 .0ppm （氢化物）l Cu：2 0 ppm （火焰 ）l Hg：0.2 ppm （冷吸收）l Cr ：2.0ppm （石墨炉）l Sn：0.1ppml Ba：3.0ppm 药用辅料：从72种 增加 到132种Headline for slide: In case of one-line: Myriad or Arial 32pt In case of two-lines: Myriad or Arial 28ptSubhead: Myriad or Arial 28pt Text: Myriad or Arial 20ptFont si
5、ze: Sizes can be adjusted depending on the text length. Characters should not be overlapped on global strings明胶空心胶囊-中国药典2010版变化 硬胶囊剂的空心胶囊出现于2000年版中国药典，2005年版中国药典未收载，2010年版中国药典又重新收载。l1、严格了亚硫酸盐检查，此次限度由0.02%变为0.01%。l2、增加了铬检查，限度为百万分之二。（2ppm）l3、在检查氯乙醇的基础上增加了环氧乙烷残留量的检查，限度为0.0001%。l4、重金属由百万分之五十调整为百万分之四十。(4
6、0ppm)l5、以对羟基苯甲酸酯类为抑菌剂的增加了羟基苯甲酸酯类检查，限度为0.05%l6、微生物限度检查中增加了沙门氏菌检查。l7、贮藏要求中，增加湿度要求在3565%Headline for slide: In case of one-line: Myriad or Arial 32pt In case of two-lines: Myriad or Arial 28ptSubhead: Myriad or Arial 28pt Text: Myriad or Arial 20ptFont size: Sizes can be adjusted depending on the text
7、length. Characters should not be overlapped on global strings未来的明胶空心胶囊的标准火焰石墨炉氢化物冷汞HgAsCrCdl 重金属以铅计不得多百万分之四十PbHeadline for slide: In case of one-line: Myriad or Arial 32pt In case of two-lines: Myriad or Arial 28ptSubhead: Myriad or Arial 28pt Text: Myriad or Arial 20ptFont size: Sizes can be adjust
8、ed depending on the text length. Characters should not be overlapped on global strings微波消解石墨炉原子吸收法测定明胶胶囊的铬含量剪碎精密称取0.5g+8mlHNO3 微波消解60min（0.5ml HF）赶酸2%硝酸定容测定AA-7000Headline for slide: In case of one-line: Myriad or Arial 32pt In case of two-lines: Myriad or Arial 28ptSubhead: Myriad or Arial 28pt Tex
9、t: Myriad or Arial 20ptFont size: Sizes can be adjusted depending on the text length. Characters should not be overlapped on global strings前处理-微波消解l取样0.5g，加硝酸510mll浸泡过夜、消解、赶酸、缓缓浓缩至13ml，放冷，用2%硝酸转入 50ml 量瓶中，并稀释至刻度。l严格遵守操作规程和安全使用守则l优点：效率高，可以消除环境对样品的污染 ，待测元素挥发损失小，由于酸用量很少，因此可大幅降低空白值。l药典规定：Pb、Cd、As、Cu、Hg，
10、Cr都适用.7目前，最先进的元素分析样品前处理方法，在2010版 药典中作为首选方法。Headline for slide: In case of one-line: Myriad or Arial 32pt In case of two-lines: Myriad or Arial 28ptSubhead: Myriad or Arial 28pt Text: Myriad or Arial 20ptFont size: Sizes can be adjusted depending on the text length. Characters should not be overlappe
11、d on global strings测定条件的选择在进行原子吸收光谱测定时，为了获得灵敏、重现性好和准确的结果，应对 测定条件进行优选。 l 吸收线的选择l 通带宽度选择 l 空心阴极灯的工作电流 l 原子化条件选择 Headline for slide: In case of one-line: Myriad or Arial 32pt In case of two-lines: Myriad or Arial 28ptSubhead: Myriad or Arial 28pt Text: Myriad or Arial 20ptFont size: Sizes can be adjust
12、ed depending on the text length. Characters should not be overlapped on global strings光谱条件的选择l分析线的选择一般选择最灵敏线，但当测定高含量的元素或 在最灵敏线处有干扰时可选择次灵敏线，注意 ，选择不同的分析线测定的稳定性会有差别。l狭缝宽的选择 狭缝越大，光强度越大，信噪比越好，读数越 稳定，但如果邻近有干扰线通过时会降低灵敏 度，标准曲线弯曲。 狭缝越小，光强度越弱，信噪比差，读数不稳 定，但光的单色性好，测试的灵敏度较高 狭缝的选择原则：有保证只有分析线通过的前 提下，尽可能选择较宽的狭缝以保证较
13、好的信 噪比和读数稳定性Headline for slide: In case of one-line: Myriad or Arial 32pt In case of two-lines: Myriad or Arial 28ptSubhead: Myriad or Arial 28pt Text: Myriad or Arial 20ptFont size: Sizes can be adjusted depending on the text length. Characters should not be overlapped on global strings分析条件的选择选择l灯电
14、流灯电流大，能量读数稳定，对于常量和高含量分析可提高测定的精密度，但灯 电流大会缩短灯的寿命灯电流小，灯发射的谱线的多谱勒变宽和自吸收效应变小，吸收灵敏度增高， 但读数不稳定，噪音较大选用灯电流的一般原则是，在保证有足够强且稳定的光强输出条件下，尽量使 用较低的工作电流。 Headline for slide: In case of one-line: Myriad or Arial 32pt In case of two-lines: Myriad or Arial 28ptSubhead: Myriad or Arial 28pt Text: Myriad or Arial 20ptFon
15、t size: Sizes can be adjusted depending on the text length. Characters should not be overlapped on global strings分析条件优化结果灯电流l 10mA狭缝：l 0.2nm灵敏度和稳定性波长357.9Headline for slide: In case of one-line: Myriad or Arial 32pt In case of two-lines: Myriad or Arial 28ptSubhead: Myriad or Arial 28pt Text: Myriad
16、 or Arial 20ptFont size: Sizes can be adjusted depending on the text length. Characters should not be overlapped on global strings原子化条件优化-石墨炉升温程序干燥灰化原子化清洁蒸发溶剂 组分分馏 盐类挥发待测元素原子化 净化石墨管 防止溶液爆沸 测定元素不损失 测定元素形态一致 确保待测元素原 子化充分 完全清除石墨管 内残存物质 120-150400-1300 1200-2500 2000-2600 斜坡升温 斜坡升温、保持 快速升温 快速升温Headline for slide: In case of one-line: Myriad or Arial 32pt In case of two-lines: Myriad or Arial 28p
