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Phthalanilic Acid Plant Growth Regulator Pgr Agrochemicals Pgr CAS 4727-29-1 97%Tc for Agriculture, Find Details and Price about Phthalanilic Acid Plant Growth Regulator from Phthalanilic Acid Plant Growth Regulator Pgr Agrochemicals Pgr CAS 4727-29-1 97%Tc for Agriculture - Henan Mudy Biotechnology Co., Ltd.