Bis-AF
http://www.cosmoscience.org/shop/fm-3b-b1400-bis-af-73343
http://www.cosmoscience.org/web/image/product.template/73343/image_1920?unique=f8cbf8d
Bis-AF 1g : A fluorinated diamine monomer essential for high-performance polyimides and epoxy resins, offering thermal stability, transparency, and chemical durability in aerospace and electronics.
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