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Penerangan produk
Gred USP Polyvinyl Alkohol Hidrolisis untuk Eyedrop
Semasa proses hidrolisis pemangkin alkali digunakan dalam pelarut metanol untuk menukar kumpulan asetat polyvinyl asetat kepada kumpulan hidroksil untuk menghasilkan tindak balas untuk membentuk pokal. Proses ini mengawal jumlah kumpulan hidroksil (dipanggil tahap hidrolisis). Kelarutan dan rintangan air membran poval berbeza -beza sangat bergantung pada tahap hidrolisis.
Spesifikasi Alkohol Polyvinyl:
Pakej: oleh 20kgs/beg 16mt setiap 20'fcl dengan palet
Selain itu, syarikat kami juga membekalkan titanium dioksida, resin PVC, resin tampalan PVC, oksida besi, karbon hitam, natrium hexametaphosphate dan lain -lain. Selamat datang ke pertanyaan anda!
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.