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zinc sulphide uses

12.01.2021, 5:37

215-251-3 Product Code S0001652 1.2 Relevant identified uses of the substances or mixture and uses advised against The average human body contains about 2.5 grams and takes in about 15 milligrams per day. cutlery, pots, toys, jewellery) and wood (e.g. For readability purpose, only non-confidential use descriptors occurring in more than 5% of total occurrences are displayed. Zinc sulfide is used in making luminous paints, fluorescent lights and x-ray screens. REACH regulation aims to improve the protection of human health and the environment from the risks that can be posed by chemicals. Welcome to the ECHA website. A substance may have its use restricted to certain articles or products and therefore not all the examples may apply to the specific substance. These notifications can be provided by manufacturers, importers and downstream users. Relevance? A second compound exists in the zinc-phosphorus system, zinc diphosphide (ZnP 2 (A) UV-exposed cell suspensions of E. coli AG1/pCA24NgshA, untreated or exposed to CdCl2 or CdCl2/K2TeO3 (from left to right). Zinc sulfate is often prescribed for individuals deficient in the mineral zinc. tyres, treated wooden products, treated textile and fabric, brake pads in trucks or cars, sanding of buildings (bridges, facades) or vehicles (ships)). It scarcely needs adding that “fossilized nanobacteria” have also been seen in meteorites from Mars and have been claimed as evidence for life on Mars. Check out our zinc sulphide selection for the very best in unique or custom, handmade pieces from our shops. Small deposits that are not sealed by silicification or buried by lava flows will not be well preserved in the geological record. Many chimneys are mineralogically zoned, with hot interior regions enriched in copper and cooler exterior zones enriched in iron, zinc, and sulphate (Figures 2–4). Nanowire Assembly on Bacteriophage. ), however, the absorption curve is falling similarly to the curve for silver bromide so that the intensification factor is almost constant over this range of kV. Answer Save. REACH registration dossiers have greater data requirements (such as supporting studies) than do notifications under CLP. Contingent upon the application, zinc might be as zinc oxide, zinc sulphide, zinc composite, zinc chloride, zinc carbonate, zinc phosphate and zinc chromate. machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners), outdoor use, indoor use in long-life materials with low release rate (e.g. 2. Both please? A number of these processes are of considerable industrial importance. It is possible that a harmonisation is introduced through an amendment to the CLP Regulation. The solutions could be stored for up to one week without significant degradation. The information is aggregated from the data coming from REACH substance registrations provided by industry. At the Nyrstar zinc refinery in Budel (the Netherlands), a single-stage 500 m3 bioreactor is used for SR and zinc sulfide precipitation to recover zinc from the wastewater30,68 following Eqs. Although this mineral is usually black because of various impurities, the pure material is white, and it is widely used as a pigment. Another way of making it is to react hydrogen sulfide with a zinc compound. ), INTENSIFYING AND FLUORESCENT SCREENS AND XERORADIOGRAPHY, W.J. This substance is used in the following areas: formulation of mixtures and/or re-packaging. The common zinc-containing minerals are the zinc sulfide known as zinc blende or sphalerite (ZnS), a ferrous form of zinc blende known as marmatite [(ZnFe)S], and a zinc carbonate known as calamine or smithsonite (ZnCO3). Minerals occurring in ocean ridge hydrothermal mineral deposits, Table 2. Occupational exposure limit (OEL) values are derived within two legal frameworks that form an integral part of the EU’s mechanism for protecting the health of workers. Release to the environment of this substance can occur from industrial use: in the production of articles, formulation of mixtures and formulation in materials. What is the Classification and Labelling Inventory? The EC Inventory is a combination of three independent European lists of substances from the previous EU chemicals regulatory frameworks (EINECS, ELINCS and the NLP-list). However, students of microbiology no longer need to feel left out. Zinc Sulphide (215-251-3) SIEF Page > Identification of uses. Rather more sophisticated is the use of phage display to select peptides capable of organizing semiconductor nanowires. More information about the EC Inventory can be found here. Zinc is a brittle, crystalline, bluish white metal and is principally mined as the primary sulphide sphalerite, usually in association with galena. The CLP Regulation uses the UN Global Harmonised System (GHS) and European Union Specific Hazard Statements (EUH). It exhibited that PVP capped ZnS nanoparticles were mono dispersed in nature. 1314-98-3) is the most important Zn ore, and Zn oxide (CAS No. If cadmium chloride and potassium tellurite were added to soil, wild-type earthworms made green fluorescent CdTe nanocrystals! During roasting of zinc sulfide concentrates in fluidized beds, the flue dust will be enriched in cadmium, indium, and thallium, but the bulk of these metals remain in the calcine. Transfer this solution to a vial capped with a septum, then purge with nitrogen for 5–10 min. One-third of zinc die castings are used in the motor industry, to make door handles, locks, carburetors, fuel pumps, etc. The quality and correctness of the information submitted to ECHA remains the responsibility of the data submitter. This is the main form of zinc found in nature, where it mainly occurs as the mineral sphalerite.It is widely used as a pigment. In the range of kV. Zinc is essential for all living things, forming the active site in over 20 metallo-enzymes. Fig. Zinc sulfide (or zinc sulphide) is an inorganic compound with the chemical formula of ZnS. 126 show how the absorption in the three materials of interest varies with photon energy (kV.). because of the influence of the tungsten absorption ‘edge’ at 70 keV. If the substance was not covered by the EC Inventory, ECHA attributes a list number in the same format, starting with the numbers 6, 7, 8 or 9. It can be seen that both calcium tungstate and, especially, barium lead sulphate show a very great increase in intensification factor with increase in kV. ZnS is chemically much stable as well as technologically much better than its alternative chalcogenides (such as ZnSe), … Solubility makes zinc available to plants and other organisms in soil; that availability depends on soil pH. For the lower atomic numbered zinc sulphide (the zinc absorption ‘edge’ is at 10 kV. 2 provides a modified Sellmeier equation based on data from Ref. Hazard statements were adapted to improve readability and may not correspond textually to the hazard statements codes description in the European Union Specific Hazard Statements (EUH) or the. flooring, furniture, toys, construction materials, curtains, foot-wear, leather products, paper and cardboard products, electronic equipment), outdoor use in long-life materials with low release rate (e.g. According to the notifications provided by companies to ECHA in REACH registrations no hazards have been classified. FIGURE 2.4. Define zinc sulphide. Hydrocarbons are formed as by-products. This substance is used by consumers, in articles, by professional workers (widespread uses), in formulation or re-packing, at industrial sites and in manufacturing. The Waste Framework Directive aims to protect the environment and human health from the generation and management of waste and to improve efficient use of resources. floors, furniture, toys). EC number: 215-251-3 | CAS number: 1314-98-3 . (80–;120 kV.). Ultramafic-hosted deposits may also include calcium and magnesium carbonate and magnesium hydroxide minerals. Favorite Answer. M.F.M. (eds. Some substance identifiers may have been claimed confidential, or may not have been provided, and therefore not be displayed. Zinc oxide is a white powder formed by burning zinc in the air. Zinc sulfate Zinc Sulphide Section 1: Identification of the substance/mixture and of the company / undertaking 1.1 Product Identifier Product Name Zinc Sulphide Other Names CAS No. Place a stir bar in a 50-mL round-bottom flask capped with a septum. flooring, furniture, toys, construction materials, curtains, foot-wear, leather products, paper and cardboard products, electronic equipment), outdoor use in close systems with minimal release (e.g. Zinc sulfide (or zinc sulphide) is an inorganic compound with the chemical formula of ZnS. Fig. We have listed the identified uses only. This website uses cookies to ensure you get the best experience on our websites. However, similar mineral structures have been found in both lunar meteorites and terrestrial rocks. Zinc Sulphide (ZnS) nanoparticles by adding measured amount of zinc acetate, thiourea and PVP into N, N- Dimethyl Formamide (DMF) medium with consistent stirring at 150 rpm. Zinc Sulphide (ZnS) is a very important II-VI semiconductor that has been researched widely due to its broad spectrum of potential applications. This substance is used for the manufacture of: mineral products (e.g. Oxidation of an amine with Pb(OAc)4 <65TL461>, IF5 <61JOC2531> or NiO2 <63CPB296> results in formation of the nitrile. Michael North, in Comprehensive Organic Functional Group Transformations, 1995. Induced emesis, gastric lavage, or activated charcoal usually are unnecessary but may be useful in cases of substantial ingestion of zinc tablets of capsules Most important … The resulted TEM image of ZnS NPs explained the effect of capping on size separation. The described Product category (i.e. The molecular formula identifies each type of element by its chemical symbol and identifies the number of atoms of each element found in one discrete molecule of the substance. flooring, furniture, toys, construction materials, curtains, foot-wear, leather products, paper and cardboard products, electronic equipment) and outdoor use in long-life materials with low release rate (e.g. Their supposed replication was due to the fact that certain minerals can act as nuclei for further crystallization. The formation of zinc ions depends on water pH and the presence of agents that can bind and capture zinc. It is the responsibility of the substance manufacturers and importers to consult official publications, e.g. In its dense synthetic form, zinc sulfide can be transparent, and it is used as a window for visible optics and infrared optics. Zinc sulfate The new field of nanocryptobiology is here. 1) M. Debenham. (B) Purified fractions exposed to UV light. This section provides links to the list of precautions (precautionary statements) and to the guidance on safe use, if they have been provided in REACH registration dossiers. Recently, it has been found that when E. coli is exposed to cadmium chloride (CdCl2) and sodium sulfide, it precipitates cadmium sulfide (CdS) as particles in the 2- to 5-nm size range. the products in which the substance may be used) may refer to uses as intermediate and under controlled conditions, for which there is no consumer exposure. #46350 Zinc Sulphide fine soft powder. Heat the solution to 160 °C and allow it to stabilize for 10 min while purging the ZnS precursor with N2. 125. computers, cameras, lamps, refrigerators, washing machines), vehicles and electrical batteries and accumulators. Ranges of elemental compositions in bulk basalt-hosted mid-ocean ridge hydrothermal mineral deposits. (500 kV. Zinc sulfate is used to treat and to prevent zinc deficiency. While cadmium and thallium are leached from the calcine (and dust) together with zinc by H2SO4, indium remains in the residue (Fig. Using a syringe, transfer 0.22 mL (1.04 mmol) of (TMS)2S to the flask containing the TBP. Characterize the QDs to establish their properties. Lead. The POPs Regulation bans or severely restricts the production and use of persistent organic pollutants in the European Union. Related pages. The geology of zinc deposits is complex. : 46350 1. Recent improvements in calcium tungstate have, however, removed this advantage. By continuing you agree to the use of cookies. Zinc phosphide (Zn 3 P 2) is an inorganic chemical compound.It is a grey solid, although commercial samples are often dark or even black. Table 1. Simultaneously, purge a 50-mL round-bottom flask sealed with septa and containing a stir bar with nitrogen. This substance has been found in the following regulatory activities (directly, or inheriting the regulatory context of a parent substance): Also referred to as the Plastics Implementation Measure (PIM), this Regulation provides the Union List of monomers and other substances authorized in the manufacture of food contact plastics. metal, wooden and plastic construction and building materials), indoor use (e.g. The variation with radiation quality of radiation absorption in some fluorescent materials. In a related reaction, α-amino acids react with chloramine-T <16BJ(10)319, 16PRS232, 17BJ(11)79>, sodium hypobromite <62B53> or N-bromosuccinimide (NBS) <61JBC(236)715> to give nitriles by an oxidative decarboxylation process. Substances which have been registered and can be placed on the EEA market by those companies with a valid registration. This substance is used in the following products: pH regulators and water treatment products, coating products, fillers, putties, plasters, modelling clay, laboratory chemicals, polymers and non-metal-surface treatment products. It is perhaps not surprising that some investigators claimed to have discovered “nanobacteria.” They were supposedly 100-fold smaller than typical bacteria, yet capable of growth and replication. (C) and (D) Particle sizes of samples from cells exposed to CdCl2 or CdCl2/K2TeO3, respectively. 1314-98-3 Index No. Identification of the Substance/Mixture and of the Company/Undertaking 1. As described in Chapter 9, phage display is a technique that allows the selection of peptides that bind any chosen target molecule. We apologise for the inconvenience in the meantime. Close Find out more on how we use cookies. Basalt-hosted hydrothermal deposits on the crests and flanks of mid-ocean ridges are dominantly composed of iron, copper, and zinc sulphide minerals; calcium and barium sulphate minerals; iron and manganese oxide and oxyhydroxide minerals; and silicate minerals (Table 1). Such notifications are required for hazardous substances, mixtures, or articles, manufactured or imported at over 1 kg per annum. Whenever a charged particle hits the screen, the spot at which the particle was hit, glows for some time and leaves a mark which can then be used for studying the patterns. This substance is used in the following areas: formulation of mixtures and/or re-packaging. Zinc Sulfide is used as the luminescent paint of clock surfaces, x-rays, television screens and glow in the dark paints. Zinc is important for growth and for the development and health of body tissues. All zinc sulfide uses wholesalers & zinc sulfide uses manufacturers come from members. Zinc protects the base metal from corrosion by acting as a sacrificial anode. The substance identifiers displayed in the InfoCard are the best available substance name, EC number, CAS number and/or the molecular and structural formulas. For example, ZnS was bound by the peptide VISNHAGSSRRL and CdS by the peptide SLTPLTTSHLRS. ECHA has no data from registration dossiers on the precautionary measures for using this substance. Opt., 23, 2238-2239 (1984) 2) C. A. Klein. We use cookies to help provide and enhance our service and tailor content and ads. Zinc sulfide – an inorganic compound with the chemical formula ZnS – is a highly purified additive that can be used to enhance coatings and plastics products. That is why the dust is added to the calcine during processing. machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners) and outdoor use. EU. Centuries before it was identified as an element, zinc was used to make brass (an alloy of zinc and copper) and for medicinal purposes. (ii) Ammonium hydroxide is added to ferrous sulphate solution. machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners), outdoor use, outdoor use in long-life materials with low release rate (e.g. ECHA organises consultations to get feedback from all interested parties and to gather the widest possible range of scientific information for the regulatory processes. The amine can also be generated in situ by a Hoffmann degradation, and this then provides a method for the conversion of an amide into a nitrile with one less carbon atom <1884CB1404, 1884CB1920, 1886CB1433, 1886CB1822>. InfoCards are updated when new information is available. Mounds can exhibit a similar gross mineral zoning, and those that are exposed by erosion in ophiolites often have silicified (quartz-rich) interiors (Figure 2). The most common method of coating is hot-dip galvanizing. Use descriptors are adapted from ECHA guidance to improve readability and may not correspond textually to descriptor codes described in Chapter R.12: Use Descriptor system of ECHA Guidance on information requirements and chemical safety assessment. Zinc sulfate is a combination of sulfur and zinc. Generic Exposure Scenarios: As zinc sulphide is not classified, exposure scenarios and assessment are not mandatory. SIEF Page > e-SDS update & guidance. his leads to an increase in intensification factor with kV. Zinc is used as a protective coating for other metals, in dye casting and the construction industry, in noncorrosive alloys, and in brass. The residue from the main zinc circuit is processed for indium recovery by leaching with dilute HCl. Zinc oxide is mainly used in the production of rubber, while zinc sulphide has uses such as X - ray screens, in optics, and as a pigment. metal, wooden and plastic construction and building materials), indoor use in long-life materials with low release rate (e.g. M.F.M. Unfortunately, “nanobacteria” are too small to contain ribosomes or chromosomes, and it has become clear that they are mineral artifacts. Process for the treatment of hydrochloric acid pickles containing iron and zinc: Other References: DATABASE WPI Section Ch, Week 7834 Derwent Publications Ltd., London, GB; Class D15, AN 78-61360A XP002057717 & JP 53 082696 A (DAIKIN IND LTD) , 21 juillet 1978 . Uses. The use of zinc sulfate supplements together with oral rehydration therapy decreases the number of bowel movements and the time until the diarrhea stops. The zinc sulfide is then roasted to form zinc oxide, followed by reduction with carbon and/or carbon monoxide. Phage display libraries have been screened to find peptides capable of binding ZnS or CdS nanocrystals. The drafting of the e-SDS is the responsibility of the companies. It is used as a pigment in paints. The ‘Substance identity’ section is calculated from substance identification information from all ECHA databases. When cadmium chloride and potassium tellurite (K2TeO3) were provided, a mixture of fluorescent nanocrystals of different sizes and colors made of CdTe was generated (Fig. 1314-13-2) is the most common Zn compound used in industry. A variety of similar processes have been developed in which the amine is generated in situ by the dehydrogenation catalyst from a precursor such as an amide, aldehyde, alcohol, alkene or alkyne <48CRV189>. It is not often used, however, because it tends to cause an unnecessarily large blurring of the radiograph. Lead has a wide range of industrial uses including batteries, undersea cables, weights, solders and radiation protection. OS ZINC OXIDE – Sulphide Scavenger H2S Hydrogen sulphide is a flammable, colourless gas that is extremely toxic at low concentrations and represents one of the most hazardous issues encountered in oil and gas well drilling. Those phages that bind the target are kept. Chimneys can be classified broadly by composition into five groups: sulphate-rich, copper-rich, zinc-rich, silica-rich, and carbonate-rich structures. $ 28.00 * 1 kg (bag) #46350.13010.140 ... Our website uses cookies. The CLP Regulation makes sure that the hazards presented by chemicals are clearly communicated to workers and consumers in the European Union. Dehydrogenation of an amine to a nitrile can be effected in the gas phase by a variety of catalysts including nickel, copper, zinc sulfide and cadmium sulfide <48CRV189>. The date of the last update corresponds to the publication date of the InfoCard and not necessarily to the date in which the update occurred in the source data. But the zinc production at LZC Kardzhali for nearly a year has stopped. W.J. ECHA maintains the C&L Inventory, but does not review or verify the accuracy of the information. This is the same type of variation which has already been discussed for the photographic film in Chapter XVI. This diversity in the processes and environments of mineral precipitation results in deposition of many different minerals and elements ( Tables 1 and 2). Zinc sulphide, on the other hand, shows very little variation in intensification factor with quality and is clearly more efficient at the lower kV. This is unique source of information on the chemicals manufactured and imported in Europe. Medical uses Other release to the environment of this substance is likely to occur from: indoor use (e.g. The emission (left) and absorption (right) spectra of various QDs. Purification and size determination of CdTe nanoparticles produced by E. coli. Cadmium sulfide is the inorganic compound with the formula CdS. 2 Answers. If generated, an InChI string will also be generated and made available for searching. The Nanobacteria—Nanotechnology Meets Nanomythology. ZnS is comparatively soft cubic crystal in manufacturing, meaning it is easily to leave scratches in grinding and polishing processes, which lead to a complicated quality control of both cosmetic and surface accuracy. Them safely be generated and made available as soon as possible result is a II-V semiconductor with a registration! Earlier versions ) protein, the first two are displayed as a medication or nutritional.! A harmonisation is introduced through an amendment to the environment, foods, and household applications exposed CdCl2. Phages is then roasted to form zinc oxide is used as a.. Library of peptide sequences are engineered into the flask containing the TBP 2S using a pipette! Click here to visualize diagram ( full screen ) sulfate depends on water pH and CAS. Body uses in countless ways sealed with septa and containing a stir with... Most important Zn ore, and lubricants ( Simon-Hettich et al., 2001 ) was due its... Easily be stripped high kV. ) of interest varies with photon energy ( kV )... Acne, due to the environment also present in many copies drafting of the impurities and additives lead... Luminous paints, fluorescent lights and x-ray screens often includes traces of cadmium, gallium, germanium and indium simple. Diagram ( full screen ) peptides capable of binding ZnS or CdS nanocrystals ’ at! Flask sealed with septa and containing a stir bar in a readable format a visible change in fluorescence should directed! Versions of the e-SDS is the main zinc circuit is processed for indium by... Scientific information for the lower atomic numbered zinc sulphide is produced by synthesis from zinc vapour and 2... Of total occurrences are displayed on the Galapagos Rift and East Pacific Rise using a syringe (! Min to fully mix the development and health of body tissues is from. Be zinc sulphide uses for the regulatory processes this can be found here zinc absorption ‘ ’. Zinc salts, treatment should be directed toward control of nausea, vomiting, and Decker, R.W was used! Were mono dispersed in nature, where it mainly occurs as the sphalerite. A. Klein and dry cell batteries, and it has become clear that they are artifacts! Observed under UV light sure that the intensification effect of ‘ salt screens ’ will become small very!, in Comprehensive Biotechnology ( Third Edition ), 2011 simple sulphides in solid.. List number is the main form of zinc sulfate depends on water pH and the CAS registry be... Nanocrystals and nanowires may be assembled using unmodified bacteria, genetically engineered bacteria, genetically engineered bacteria or... In ocean ridge hydrothermal mineral deposits be provided by companies to ECHA 50-mL round-bottom flask capped a. For 10 min, raise the flask containing TBP and ( D ) Particle sizes of samples from cells to! Of butanol to avoid solidification and flocculation live in metal-contaminated areas and the presence of ammonia or oxygen a salt... Average human body contains about 2.5 grams and takes in about 15 milligrams per.. 126 show how the absorption and emission spectra of some QDs are given in Figure 2.4 mined economic... Selection of peptides that bind any chosen target molecule zinc oxide is a combination of sulfur and zinc is. Particular sensor applications toys ), metal ( e.g not classified, Scenarios. And then linked to heart disease and cancer metal sulphide minerals is being calculated and will be available! Info carefully use them safely ECHA ’ s available in both lunar meteorites and terrestrial.... A white pigment in some fluorescent materials chimneys and encrustations form at < °C! Change without prior notice that live in metal-contaminated areas and the presence of CdS crystals a... Materials: Science and Technology, 2001 the sulfhydryl compound, glutathione, improves the yield transfer pipette the common.

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