preparation of samples

См. также в других словарях:

• sample preparation — ▪ chemistry Introduction  in analytical chemistry (chemistry), the processes in which a representative piece of material is extracted from a larger amount and readied for analysis. Sampling and sample preparation have a unique meaning and special …   Universalium

• Profanation (Preparation for a Coming Darkness) — Infobox Album Name = Profanation (Preparation for a Coming Darkness) Type = Album Artist = Praxis Released = January 1, 2008 Recorded = Genre = Avant garde Rock Experimental Heavy metal Electronic music Length = 47:46 Label = NAGUAL Producer =… …   Wikipedia

• Microtome — A microtome used in microscopy. A microtome (from the Greek mikros, meaning small , and temnein, meaning to cut ) is a sectioning instrument that allows for the cutting of extremely thin slices of material, known as sections. Microtomes are an… …   Wikipedia

• Infrared spectroscopy — (IR spectroscopy) is the subset of spectroscopy that deals with the infrared region of the electromagnetic spectrum. It covers a range of techniques, the most common being a form of absorption spectroscopy. As with all spectroscopic techniques,… …   Wikipedia

• Entomotoxicology — In forensic entomology, entomotoxicology is the analysis of toxins in arthropods (mainly flies and beetles) that feed on carrion. Using arthropods in a corpse or at a crime scene, investigators can determine whether toxins were present in a body… …   Wikipedia

• Thermometric titration — titration systems have pre dominated in this area since the 1970 s. With the advent of cheap computers able to handle the powerful thermometric titration software, development has now reached the stage where easy to use automated thermometric… …   Wikipedia

• Air-free technique — Air free techniques refer to a range of manipulations in the chemistry laboratory for the handling of compounds that are air sensitive. These techniques prevent the compounds from reacting with components of air, usually water and oxygen; less… …   Wikipedia

• Retsch GmbH — is a German company operating in the characterization of solids and the preparation of samples for analytical testing.The company whose headquarters are located in Haan, near Dusseldorf – maintains subsidiaries in the USA, Japan, Great Britain,… …   Wikipedia

• Test method — A test method is a definitive procedure that produces a test result. (ASTM definition)The test result can be qualititive (yes/no), categorical, or quantititive (a measured value). It can be a personal observation or the output of a precision… …   Wikipedia

• extraterrestrial life — Introduction   life that may exist or may have existed in the universe outside of Earth. The search for extraterrestrial life encompasses many fundamental scientific questions. What are the basic requirements for life? Could life have arisen… …   Universalium

• Peptide mass fingerprinting — Citation maintenance. Please you see. Any concerns? Please . Peptide mass fingerprinting (PMF) (also known as protein fingerprinting) is an analytical technique for protein identification that was developed in 1993 by several groups independently …   Wikipedia