{"product_id":"devards-legierung-pulver-25g-warchem","title":"DEVARD'S ALLOY (POWDER) 25g WARCHEM","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical information about chemical reagents:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eChemical composition: alloy of approx. 45 % aluminum, 50 % copper and 5 % zinc\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCAS number: 8049-11-4\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSynonyms: Devarda's alloy, zinc-aluminum-copper alloy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGenre: Technical\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePurity: laboratory grade\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAppearance: gray metal powder\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackaging: plastic container\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eShelf life: at least 24 months from delivery\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSpecial properties: strongly reducing, reacts with bases with hydrogen evolution\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eParticle size: typically finely ground (≤ 100 µm)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eExamples of professional applications in various industries:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalytical Chemistry:\u003c\/strong\u003e Reducing agent in quantitative nitrogen determination using the Devarda method (nitrate analysis).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEducation:\u003c\/strong\u003e Demonstration of redox reactions and gas evolution in chemistry lessons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResearch and development:\u003c\/strong\u003e Used as a powder alloy in synthesis processes requiring strong reduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterials science:\u003c\/strong\u003e Studies on reactivity and alloy properties in solid-state chemistry.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHazard statements on the product label:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eH261:\u003c\/strong\u003e In contact with water releases flammable gases.\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003e\u003cstrong\u003eH228:\u003c\/strong\u003e Flammable solid.\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003e\u003cstrong\u003eH302:\u003c\/strong\u003e Harmful if swallowed.\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003e\u003cstrong\u003eH315:\u003c\/strong\u003e Causes skin irritation.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSafety instructions on the product label:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eP231 + P232:\u003c\/strong\u003e Handle under inert gas. Protect from moisture.\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003e\u003cstrong\u003eP280:\u003c\/strong\u003e Wear protective gloves\/protective clothing\/eye protection.\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003e\u003cstrong\u003eP370 + P378:\u003c\/strong\u003e In case of fire: Use metal fire extinguisher or dry sand. Do not use water.\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003e\u003cstrong\u003eP305 + P351 + P338:\u003c\/strong\u003e IF IN EYES: Rinse cautiously with water. Remove contact lenses. Continue rinsing.\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003e\u003cstrong\u003eP501:\u003c\/strong\u003e Dispose of in accordance with local regulations.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eRestrictions:\u003c\/strong\u003e Exclusively for professional applications in analytical or technical chemistry. Not suitable for food or pharmaceutical purposes.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eRecommended storage conditions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eStore in a tightly closed container in a dry and cool place.\u003c\/li\u003e\n\u003cli\u003eAvoid contact with moisture, acids, or bases.\u003c\/li\u003e\n\u003cli\u003eKeep away from ignition sources and flammable materials.\u003c\/li\u003e\n\u003cli\u003eOnly storable long-term under protective atmosphere (e.g. nitrogen or argon).\u003c\/li\u003e\n\u003cli\u003eProtect from sunlight and static discharge.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e","brand":"WARCHEM","offers":[{"title":"Default Title","offer_id":54890489184582,"sku":"W57861-25G","price":36.22,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/0571\/9319\/files\/NEW_IMG_57861.jpg?v=1754310891","url":"https:\/\/marktbio.com\/en\/products\/devards-legierung-pulver-25g-warchem","provider":"MarktBio.com","version":"1.0","type":"link"}