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ASTM D7348-13
ASTM D7348-13 Standard Test Methods ...
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ASTM D7294-13
ASTM D7294-13 Standard Guide for ...
This method is for determining trace concentrations of calcium (Ca), iron (Fe), magnesium (Mg), potassium (K), and sodium (Na) in methanol by Inductively Coupled Plasma –, Optical Emission Spectrometry (ICP-OES). The lower limits of quantitation for these elements are listed in Table 1.