books ammoniac copper process
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Source: wikipedia.org
عملية النحاس النشادري (Info)
وهي عملية يتم بوساطتها إذابة سليلوز القطن في محلول النحاس ـ النشادر لتنتج خيوطًا رفيعة جدًا وزنها خفيف وتقاس بوحدة تسمى الدنيرة وهي وحدة وزن لتصنيف نفاسة الحرير.
