Dear, Students and Colleague  Please feel free to download any of these materials and lectures for studying… 1-Lecture no. (1) 2-Lecture no. (2) 3-GFC Practical no. (3) 4-GFC Practical no. (4) 5-Ion Exchange Chromatography Practical no. (5)

The essence of the modern science is the way of thinking, the disciplined way in which questions are posed and answered in order to understand natural events. It is logical processes and demands for evidence, and not the technologies that characterize science. It is an intellectual process, and its ultimate goal is to understand the[…]

Objectives: Introduction (An Overview about laboratory techniques) Definition of Turbidimetry and Nephelometry Type of Nephelometry Tyndall effect NTU (Nephelometric Turbidity Unit) Factors affecting light scattering Advantages Disadvantages Clinical applications Limitations of light scattering techniques Hook effects Conclusion Download the full lecture…

السَّمْسَرَة: سَمْسَرَة : وهي حرفة السمسار. و السَّمْسَرَة جُعْلُه للتوسط بين البائع والشاري في تسهيل الصفقات التجارية المعجم الوسيط هو لفظ مستعمل كثيراً في العالم الإسلامي اليوم فلناخذه بشي من التفصيل : في الأصل كلمة فارسية ، ومع ذلك فهي معربة وقد استعملها العرب في زمن الجاهلية ،وهي الوسيط بين البائع والمشتري لإمضاء البيع او (هو الدال على مكان السلعة وصاحبها) لا فرق لغة بين السمسار والدلال، وقد فسرهما القاموس بالمتوسط بين البائع[…]

Taxidermy is the art of preservation of living creatures by preparing and stuffing the skin of animals, birds and fishes to maintain their external looks or features and to inhibit bacterial action on them by using chemical substances. The person who will do the practices of taxidermy is called taxidermist. Wolf is a wild, flesh-eating animal of the dog family that will hunt in packs. Often found in some places in our country. One of the interesting things about wolfs, that they sleep with open eyes. Preservation of animals and birds in a life like form are such an interesting part of biology science.