sample-to-sample contamination

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

• Sample return mission — A sample return mission is a spacecraft mission with the goal of returning tangible samples from an location to Earth for analysis. Sample return missions may bring back merely atoms and molecules or a deposit of complex compounds such as dirt… …   Wikipedia

• Sample — (coal)   A representative fraction of a coalbed collected by approved methods, guarded against contamination or adulteration, and analyzed to determine the nature; chemical, mineralogic, and (or) petrographic composition; percentage or parts per… …   Energy terms

• Chinese protein export contamination — was first identified after the wide recall of many brands of cat and dog food starting in March 2007 (the 2007 pet food recalls), and eventually involved the human food supply. The recalls in North America, Europe and South Africa came in… …   Wikipedia

• Radioactive contamination — The radiation warning symbol (trefoil) …   Wikipedia

• Mars sample return mission — Operator NASA, ESA Mission type orbiter, lander, rover and sample return …   Wikipedia

• Mars Sample Return Mission — Эта статья или часть статьи содержит информацию об ожидаемых событиях. Здесь описываются события, которые ещё не произошли …   Википедия

• 2007 UK petrol contamination — The 2007 UK petrol contamination problem arose on 28 February 2007 when motorists in South East England reported that their cars were breaking down. This was caused by silicon contaminated unleaded petrol, sold by several supermarkets, that… …   Wikipedia

• DNA contamination —    The unintentional introduction of exogenous DNA into a DNA sample or PCR reaction prior to amplification …   Forensic science glossary

• dating — I In geology and archaeology, the process of determining an object s or event s place within a chronological scheme. Scientists may use either relative dating, in which items are sequenced on the basis of stratigraphic clues (see stratigraphy) or …   Universalium

• Drug test — For other uses, see Drug testing (disambiguation). Drug test Diagnostics To minimize opportunities for tampering, a direct line of sight between the observer and the specimen bottle must be maintained during collection of a urine sample …   Wikipedia