'Concentrated stock solution' diaporamas de présentation

PREPARING LABORATORY SOLUTIONS AND REAGENTS I

PREPARING LABORATORY SOLUTIONS AND REAGENTS I. Chapter 21. TOPICS. Where do solution recipes come from? Concentration of solute: calculations Preparing solutions Making diluted solutions from concentrated ones Buffers Bringing solutions to proper pH

1.78k views • 61 slides

Aqueous Solutions Concentration / Calculations

Aqueous Solutions Concentration / Calculations. Dr. Ron Rusay Spring 2008. Solutions. Homogeneous solutions are comprised of solute (s), the substance(s) dissolved, [The lesser amount of the component(s) in the mixture], and solvent , the substance present in the largest amount.

427 views • 29 slides

Water and Solutions

Water and Solutions. The importance of water. Important component of solutions Water quality, composition, and pH can drastically affect an experiment. Which water should I use?. Tap water Variable chemistry and purity Laboratory grade water Reverse osmosis or distillation

489 views • 23 slides

Aqueous Solutions Concentration / Calculations

498 views • 16 slides

Module 4 Stream Ecology Laboratory

Module 4 Stream Ecology Laboratory. Nutrients- DRAFT 5-16-2003. Measuring Nutrients in Streams. Phosphorus Ortho-Phosphorus (o-P) Total Phosphorus (TP) Nitrogen Total nitrogen (TN) Dissolved inorganic nitrogen (DIN). Nitrogen Cycle. Nutrients- orthoPhosphate. Ascorbic acid method.

235 views • 10 slides

Dilution, Concentration and Alligation

Dilution, Concentration and Alligation. Dr. Osama A. A. Ahmed. Dilution, Concentration and Alligation. There are occasions in which the dilution or concentration of a pharmaceutical preparation is either desirable or required.

2.07k views • 8 slides