1, about the HPLC EE map, the following understanding is correct? It looks 98.6% EE, it seems very good, where do you think not, want the customer to confirm again?<br><br>2, you mentioned yesterday is also in the development of chemical purity testing HPLC method, not completed, to see if there is no guidance for customers in this regard.<br> I wonder what the specific problems you encountered in your development process? Like the peak type is not good? or other things.
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