Downloadable pdfs for brochures, application sheets, workbooks, and booklets are available here. Silica aerogel materials use of the substancepreparation. Pyrogallol is widely used in photographic developing and in the manufacture of some dyes. During a study of the oxidative polymerization of phenols1, experiments with phenolic monomers included observations on the air oxidation of pyrogallol. Bromopyrogallol red is a green to dark brown crystalline powder. Always check your browsers address bar before you enter your netid password to make sure the address starts with where web is either web1, web2, web3 or web4. Copying of any msds displayed is permitted for personal use only and otherwise is not permitted. Sigmaaldrich offers a number of pyrogallol products. When used with an ethanol solvent, the spectrum ranges from 400540 nm. Hazards identification potential acute health effects.
Pyrogallol is a natural oxidant that can generate superoxide o 2 in alkaline solutions through autoxidation to a semiquinone radical. Final report on the safety assessment of pyrogallol. I carried out pyrogallol assay to check the activity of sod1 enzyme. Product and company identification product identifier product name. Determination of pyrogallol using reversedphase hplc and. Your new online msds binder is a place for you to store the material safety data sheets you need to deploy. Very hazardous in case of ingestion, of inhalation. Final report on the safety assessment of pyrogallol pyrogallol, a benzenetriol, is used in oxidative hair dyes at concentrations ranging from so. B northborough, ma 01532 508 6911111 emergency phone number. Pyrogallol is a benzenetriol carrying hydroxy groups at positions 1, 2 and 3. Pyrogallol, 87661, laboratory chemicals, c6h6o3 by loba chemie, india. Identification of the substance and of the company product name.
Material safety data sheet material name 42a plasters. Safety data sheet aspen aerogels industrial aerogel. Spectrum chemical manufactures and distributes fine chemicals with quality you can count on including those with cas number 87661, whether you call it pyrogallol, benzene1 2 3triol, pyrogallic acid or 1 2 3trihydroxybenzene you can be assured the pyrogallol products offered by spectrum, meet or exceed the grade requirements or specifications for each individual product. Cornell pump company supports sales reps and distributors with literature about our pump models, markets, and applications. Cuweblogin is a component of cornell universitys central authentication service. Pyrogallol exists primarily in that vapor phase in the ambient atmosphere and will be degraded by the reaction with photochemicallyproduced hydroxyl radicals with a halflife of 1. Cornell pump company cornell pump product literature. Page 1 of 12 122 kemtec 9 barnhart drive, hanover, pa 17331 717 6321291 emergency telephone no 800 2553924 material safety data sheet. As an acs grade quality reagent, its chemical specifica. Pyrogallol article about pyrogallol by the free dictionary. Extreme high moderate low section 1 chemical product and company identification product name pyrogallol statement of hazardous nature considered a hazardous substance according to osha 29 cfr 1910. Methane sulphonic acid 75752 100 toxicological data on ingredients. Identification of the substancemixture and of the companyundertaking.
Product and company identification product identity. Pyrogallol 87661 100 toxicological data on ingredients. Pyrogallol or benzene1, 2, 3triol is a benzenetriol. One reagent lane fair lawn, nj 07410 for information in north america, call. Extremely hazardous in case of skin contact irritant, of eye contact irritant. These results identify pyrogallol as an active compound responsible for the anti.
Pyrogallol, crystal, reagent, acs, also known as pyrogallic acid, is one of three isomeric benzenetriols that is used for oxygen absorption in gas analysis as well as in hair dying. The substance identifiers displayed in the infocard are the best available substance name, ec number, cas number andor the. Pyrogallol material safety data sheet cas no 87661 sdsmsds. A rapid,specific,and accurate hplc method was developed and validated for the assay of pyrogallol. Pyrogallol is a catechin and is often used to investigate the role of o 2 in biological systems.
Composto ossidoinibitore a penetroxtm 18 luglio 2019 rev. The substance identity section is calculated from substance identification information from all echa databases. Pyrogallol was not an ocular irritant when tested at a concentration of 1%. Though a popular photographic developing agent in the 19th and early 20th centuries, pyrogallol largely fell out of favor around the 1920s, though still. Pyrogallol is an organic compound with the formula c 6 h 3 oh 3. It is a white crystalline powder and a powerful reducing. Other companies are charging thousands of dollars to set up accounts and give you access to their msds online database.
Pyrogallol extrapure ar section 1 chemical product and company identification msds name. H412 harmful to aquatic life with long lasting effects. A novel, inexpensive and less hazardous acidbase indicator. If you are unsure of the authenticity of any online university. For example, it has been demonstrated that pyrogallol moiety is an active component of flavonoid for displaying high o 2 scavenging activity because pyrogallol is much more efficient in scavenging o 2 than catechol. Pyrogallol cas no 87661 material safety data sheet sds msds. Pyrogallol, one of the compounds extracted from eo, inhibited the p. Effect of pyrogallol on the physiology and biochemistry of.
Pyrogallol, an active compound from the medicinal plant. In particular the msds s displayed cannot be copied for the purpose of sale or licence or for inclusion as part of a collection of msds without the express written. National institute of environmental health sciences p. The oral ldsos in rats ranged from 800 to 1270 mgkg. I referred to marklunds paper in which they mentioned that the amount of enzyme. Safety data sheet according to 29cfr19101200 and ghs rev. It is a white, watersoluble solid although samples are typically brownish because of its sensitivity toward oxygen. Pyrogallic acid is an odorless white to gray solid. It produces a spectrum in dimethyl sulfoxide with an absorption maxima at 412 and 523 nm. The heats of aqueous solution of pyrogallol and resorcinol at infinite dilution and at approximately room temperature are available from r.
Box 12233 research triangle park, north carolina 27709 contract no. Utilizzare adeguata ventilazione per mantenere le esposizioni livelli nellaria di polvere, fumo, vapore ecc. Product and company identification space product use industrial plasters space product list see product list found in section 16 space manufacturer information georgiapacific gypsum llc 3 peachtree street, ne atlanta, ga 30303 msds request 404. Pyrogallol was also used as a developing agent in blackandwhite developers, but its use is largely historical except for special purpose applications. Hazardous in case of skin contact irritant, of eye contact irritant, of ingestion, of inhalation. Pyrogallol solution chemical information, properties, structures, articles, patents and more chemical data. For printed materials contact your regional sales manager.
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