Azure B (50 mg) (3-(Dimethylamino)-7-(methylamino)phenothiazin-5-ium chloride),
https://www.bioask.com/shop/rw2-1046351-azure-b-50-mg-3-dimethylamino-7-methylamino-phenothiazin-5-ium-chloride-302855
https://www.bioask.com/web/image/product.template/302855/image_1920?unique=4e35d75
This Azure is guaranteed a B with the use of (50 and directly supplied to your lab by Gentaur's warehouse.
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