Ethidium bromide (or homidium bromide, chloride salt homidium chloride) is an intercalating agent commonly used as a fluorescent tag (nucleic acid stain) in molecular biology laboratories for techniques such as agarose gel electrophoresis.It is commonly abbreviated as EtBr, which is also an abbreviation for bromoethane.To avoid confusion, …
Hydrogen bromide. The simplest compound of bromine is hydrogen bromide, HBr.It is mainly used in the production of inorganic bromides and alkyl bromides, and as a catalyst for many reactions in organic chemistry.Industrially, it is mainly produced by the reaction of hydrogen gas with bromine gas at 200–400 °C with a platinum catalyst. However, …
Sodium bromide is a chemical compound of sodium and bromine. It was widely used as an anticonvulsant and a sedative in the late 19th and early 20th centuries, but today is only used in veterinary medicine, as an antiepileptic medication for dogs and cats. It is also used in photography.
Bromide (Japanese culture) In Japanese culture, bromide (ブロマイド, buromaido) is a category of commercial photographic portraits of celebrities including geisha, singers, actors and actresses of both stage and film, and sports stars. The use of the term "bromide" or "promide" occurs regardless of whether bromide paper was actually used ...
Bromism is the syndrome which results from the long-term consumption of bromine, usually through bromine-based sedatives such as potassium bromide and lithium bromide.Bromism was once a very common disorder, being responsible for 5 to 10% of psychiatric hospital admissions, but is now uncommon since bromide was withdrawn …
Chapter 12 of the Guidelines for drinking-water Quality (GDWQ) includes fact sheets on chemical contaminants, based on comprehensive review documents published by WHO. These fact sheets summarize the information on occurrence and health effects of the chemicals covered, presenting guideline values where these have been …
Methyl bromide use is currently being reduced because of its ability to destroy the ozone layer. The United States, Italy, Japan, Israel, and Spain are the largest consumers of …
Iron(III) bromide is the chemical compound with the formula FeBr 3. Also known as ferric bromide, this red-brown odorless compound is used as a Lewis acid catalyst in the halogenation of aromatic compounds. It dissolves in water to give acidic solutions. Structure, synthesis and basic properties.
Hazardous Substances Data Bank (HSDB) A solution of hydrogen bromide gas in water. Colorless or faintly yellow; slowly darkens on exposure to air and light; miscible with water, alcohol; density: 1.517 (50% HBr solution); 1.38 (40% HBr solution); 1.13 (34% HBr solution); 1.08 (10% HBr solution); miscible with water and alcohol /Hydrobromic acid/.
Ethidium bromide is commonly used as a non-radioactive marker for identifying and visualizing nucleic acid bands in electrophoresis. It fluoresces readily with a reddish-brown color when exposed to ultraviolet. light, intensifying almost 20-fold after binding to DNA. This generic chemical safety guidance describes basic prudent safety practice ...
Methyl bromide is a dangerous cumulative poison with delayed symptoms of central nervous system intoxication that may appear as long as several months after exposure. …
magnesium bromide. Formula: Br 2 Mg. Molecular weight: 184.113. CAS Registry Number: . Information on this page: Gas phase thermochemistry data. Condensed phase thermochemistry data. Reaction thermochemistry data. Gas phase ion energetics data.
Potassium bromide (K Br) is a salt, widely used as an anticonvulsant and a sedative in the late 19th and early 20th centuries, with over-the-counter use extending to 1975 in the US. Its action is due to the bromide ion (sodium bromide is equally effective). Potassium bromide is used as a veterinary drug, in antiepileptic medication for dogs. Under …
Buffer zone distances must be determined according to the tables and instructions below. The applicable buffer zone is part of the directions for use of these products. Product Name. EPA Registration Number. METH-O-GAS 100. 5785-11. METH-O-GAS Q. 5785-41. METHYL BROMIDE 100.
Methyl bromide industrial Product Information Product Type. Bromine & Intermediates. Molar weight. 94.9. CAS (CAS Number) 74-83-9. Synonyms Brommethyl. Methyl …
CAS Registry Number: 78-77-3. Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file. The 3d structure may be viewed using Java or Javascript . Other names: Isobutyl bromide; 1-Bromo-2-methylpropane; iso-C4H9Br; i-Butyl bromide; UN 2342. Permanent link for this species.
Notice: Except where noted, spectra from this collection were measured on dispersive instruments, often in carefully selected solvents, and hence may differ in detail from measurements on FTIR instruments or in other chemical environments. More information on the manner in which spectra in this collection were collected can be found here. Notice: …
Bromomethane, commonly known as methyl bromide, is an organobromine compound with formula C H 3 Br.This colorless, odorless, nonflammable gas is produced both industrially and biologically. It has a tetrahedral shape and it is a recognized ozone-depleting chemical. It was used extensively as a pesticide until being phased out by …
bromide (plural bromides) ( inorganic chemistry) A binary compound of bromine and some other element or radical . "How fortunate Buddha, Mahomed, and Shakespeare were that their kind relations and doctors did not cure them of their ecstasy and their inspiration," said Kovrin. "If Mahomed had taken bromide for his nerves, had …
Methyl bromide, a colourless, nonflammable, highly toxic gas (readily liquefied) belonging to the family of organic halogen compounds. It is used as a fumigant against insects and rodents in food, tobacco, and nursery stock; smaller amounts are used in the preparation of other organic compounds.
Aluminium bromide is any chemical compound with the empirical formula AlBr x. Aluminium tribromide is the most common form of aluminium bromide. It is a colorless, sublimable hygroscopic solid; hence old samples tend to be hydrated, mostly as aluminium tribromide hexahydrate (AlBr 3 ·6H 2 O).
It is rapidly absorbed after oral administration (bioavailability 80%), extensively protein-bound (90%), hepatically metabolized (80%) and renally excreted. The therapeutic range in plasma is 8–15 mg/l, which is achieved within 1–3 hours after a single oral dose. The half-life is approximately 11 hours.
Methyl bromide industrial Product Information Product Type. Bromine & Intermediates. Molar weight. 94.9. CAS (CAS Number) 74-83-9. Synonyms Brommethyl. Methyl bromide industrial. Methylbromuer. Monobrommethane Technical Contact Dr. David W Bartley ...
Bromoethane is a bromoalkane that is ethane carrying a bromo substituent. It is an alkylating agent used as a chemical intermediate in various organic syntheses. It has a role as a carcinogenic agent, a solvent, a refrigerant, a local anaesthetic and an alkylating agent.
Methyl bromide is an ocular, dermal, and mucous membrane irritant. Onset of symptoms might be delayed 1 to 48 hours. Symptoms of inhalational exposure are typically cough and dyspnea, which can develop into pneumonitis and pulmonary edema but might be delayed up to 4-5 days. Severe poisoning can result in seizures, coma, and death (1-5).
Immediate signs and symptoms of exposure to bromine. Breathing bromine gas could cause you to cough, have trouble breathing, get a headache, have irritation of your mucous membranes (inside your mouth, nose, etc.), be dizzy, or have watery eyes. Getting bromine liquid or gas on your skin could cause skin irritation and burns.
Methyl bromide is a colorless gas at room temperature and a liquid below 38.5�F (3.6�C) or when compressed. It is usually shipped as a liquefied, compressed gas. It is odorless and nonirritating at low concentrations and has a musty or fruity odor at high concentrations (greater than 1,000 ppm). Because methyl bromide lacks adequate …
Methyl bromide is a colorless gaseous pesticide custom-built to fumigate soil, crops, commodity warehouses, and commodity-shipping facilities. The innate origin …
Bromomethane (methyl bromide) is the most effective soil fumigant for killing plant pests, its use is being phased out because its emissions from soil can lead to stratospheric …
Synonyms for BROMIDE: cliche, cliché, chestnut, platitude, banality, truism, commonplace, shibboleth; Antonyms of BROMIDE: profundity
Silver bromide (AgBr) is a soft, pale-yellow, water-insoluble salt well known (along with other silver halides) for its unusual sensitivity to light. This property has allowed silver halides to become the basis of modern photographic materials. AgBr is widely used in photographic films and is believed by some to have been used for making the Shroud of …
Bromides are chemical compounds containing bromide, the anion of bromine with a -1 charge. The bromide form of any metal is generally soluble in water, and thus bromides are frequently used as soluble sources of the metals they contain. Bromides are often used when the chloride or nitrate form of a given element is hazardous. This has become …
Other animal data: Hydrogen bromide (with a rat 1-hour LC 50 of 2,858 ppm [Back et al. 1972]) is about as acutely toxic as hydrogen chloride (with a rat 1-hour LC 50 of 3,124 ppm [MacEwen and Vernot 1974]). Human data: Volunteers noted nose and throat irritation at 2 to 6 ppm after several minutes [Clayton and Clayton 1981]. It has been reported that …
Hydrogen bromide. Formula: BrH. Molecular weight: 80.912. IUPAC Standard InChI: InChI=1S/BrH/h1H. Copy Sheet of paper on top of another sheet. IUPAC Standard InChIKey: CPELXLSAUQHCOX-UHFFFAOYSA-N. Copy Sheet of paper on top of another sheet. CAS Registry Number: 1. Chemical structure:
Iron(II) bromide refers to inorganic compounds with the chemical formula FeBr 2 (H 2 O) x. The anhydrous compound (x = 0) is a yellow or brownish-colored paramagnetic solid. The tetrahydrate is also known, all being pale colored solids. They are common precursor to other iron compounds.
Methyl bromide is ubiquitous in the environment, because it is generated naturally by oceans, biomass burning, and plants. For industrial purposes, methyl bromide is produced by direct bromination of methane and by the hydrobromination of methanol (Davis et al. 1977; O'Neil et al. 2001; Ioffe and Kampf 2002).Sulfur or hydrogen sulfide …
. Description. o-Xylyl bromide, also known as methylbenzyl bromide or T-stoff, is a poisonous organic chemical compound, formerly used as a tear gas. Physically it is a colourless liquid (melting point 21 °C) with a pleasant aromatic odour. o-Xylyl bromide is highly toxic, irritant and lachrymatory, and has been incorporated in ...
Methyl bromide is an odorless, colorless gas used to control a wide variety of pests in agriculture and shipping, including fungi, weeds, insects, nematodes (or roundworms), and rodents. Agricultural growers inject methyl bromide about two feet into the ground to sterilize the soil before crops are planted.
