Perphenazine Sulfoxide (25 mg),
https://www.manchesterbeacon.org/shop/rw2-1511203-perphenazine-sulfoxide-25-mg-306272
https://www.manchesterbeacon.org/web/image/product.template/306272/image_1920?unique=0e83fa8
This Perphenazine is guaranteed a Sulfoxide with the use of (25 and directly supplied to your lab by Gentaur's warehouse.
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