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We are trying to detect elemental impurities such as Sb, As, Ba, Pb in TiO2. the method we are using is strong acid digestion: 4.5mL H2O, 4 mL HNO3, 0.5 mL HCL and 1 mL H2O2 for detecting of As,...
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I am trying to develop the method for detection of celecoxib impurity through LCMS. While I am optimising the ms parameters, I am able to see the ms peaks, However, when I inject the standard...
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