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qiaotu

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[交流] 【求助】求红外波数偏差原因 已有1人参与

用TJ270-30(A)型红外分光光度计测定原料的红外光谱时,与原来报批红外图谱波数存在较大差异,经扫描聚苯乙烯薄膜,发现扫出的聚苯乙烯红外波数与标准规定值相差约45cm-1,
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whzzy

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仪器光路问题,建议联系厂商工程师郭来维修
2楼2010-11-10 08:54:35
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