Marquis reagent
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Marquis reagent — The Marquis reagent is used as a simple spot test to presumptively identify alkaloids as well as other compounds. It is composed of a mixture of formaldehyde and concentrated sulfuric acid, which is dripped onto the substance being tested. The… … Wikipedia
Marquis (disambiguation) — Marquis is a French and Scottish title of nobility. The English equivalent is Marquess, while in German, it is Markgraf. It may also refer to: Persons: André Marquis (1883 1957), Vichy French admiral responsible for the scuttling of the French… … Wikipedia
Reagent — A substance used to produce a chemical reaction to detect, measure, produce, etc. other substances. * * * Any substance added to a solution of another substance to participate in a chemical reaction. [Mod. L. reagens] amino acid r. a r. used in… … Medical dictionary
Forensic toxicology — is the use of toxicology and other disciplines such as analytical chemistry, pharmacology and clinical chemistry to aid medicolegal investigation of death, poisoning, and drug use. The primary concern for forensic toxicology is not the legal… … Wikipedia
Enlighten Harm Reduction — is an organisation based in Melbourne, Victoria, dedicated to informing drug users of what different chemicals are in their drugs by using various tests. Prior to receiving heavy amounts of legal and political attention, Enlighten were present at … Wikipedia
Presumptive and confirmatory tests — In medical and forensic science, a presumptive test is an analysis of a sample which establishes either: The sample is definitely not a certain substance The sample probably is the substance. For example, the Kastle Meyer test will show that a… … Wikipedia
Presumptive test — In medical and forensic science, a presumptive test is an analysis of a sample which establishes either:#The sample is definitely not a certain substance #The sample probably is the substance.For example, the Kastle Meyer test will show that a… … Wikipedia
Formaldehyde — For other uses, see Formaldehyde (disambiguation). Formaldehyde … Wikipedia
analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… … Universalium
Pill testing — is a process used to identify substances contained within a pill, usually illicit substances.Since illicit drugs like MDMA are bought from drug dealers on the black market, both the source and contents of the substance are unknown. Pills sold by… … Wikipedia
