Phenothiazine-10-propionic Acid (~90%) 500mg
https://www.manchesterbeacon.org/shop/rw2-trc-p318050-500mg-phenothiazine-10-propionic-acid-90-500mg-280764
https://www.manchesterbeacon.org/web/image/product.template/280764/image_1920?unique=3df9016
This Phenothiazine-10-propionic is guaranteed with the use of Acid and directly supplied F2 to your lab by Gentaur's warehouse.
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30-day money-back guarantee
Shipping: 2-3 Business Days