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reference solution. dissolve 10.0mg of tianeptine impurity A CRS in the internal standard solution and dilute to 100.0ml

carrier gas:helium for chromatography R.

internal standard solution. dilute 1.0ml of the solution to 250.0ml with ethanolR
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songe0310: ½ð±Ò+5 2012-07-08 23:21:01
CRS: a samples containing the impurity of interest
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songe0310: ½ð±Ò+5 2012-07-08 23:21:09
carrier gas:helium for chromatography R.

internal standard solution. dilute 1.0ml of the solution to 250.0ml with ethanolR
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