USP 797 sets standards for preparing sterile preparations, including allergen extract preparation. The requirements for compounding of allergenic extracts are laid out in a specific paragraph of USP 797 …

In the experiment done in this lab, a mixture of a carboxylic acid and a neutral compound will be separated by an acid-base extraction. The separate compounds will be purified by recrystallization …

The Thermo ScientificTM NE-PERTM Nuclear and Cytoplasmic Extraction Reagents enable stepwise separation and preparation of cytoplasmic and nuclear extracts from mammalian cultured cells or …

Extract PCR-ready DNA from different tissue types in a quick and simple, single-tube protocol (15–20 min), without the need for hazardous chemicals or multiple washing steps.

Allergen extract used for treatment and testing are liquid solutions containing dissolved allergenic proteins from pollens, dust mites, animal dander, molds, and insects.

In this lab you will perform an extraction (Chapter 4; Experiment B). Extraction is one of the easiest purification methods in the organic chemist’s tool kit. The method exploits the different solubilities of …

This fact sheet provides basic information about grape seed extract- common names, what the science says, potential side effects and cautions, and resources for more information.