{"product_id":"oreas-114","title":"OREAS 114","description":"\u003cdiv class=\"product-description\"\u003e\u003cp\u003eOREAS 114 is a copper–gold certified reference material produced from a blend \u003cbr\u003e\r\nof volcanogenic massive sulphide (VMS) ores and rhyodacite host rocks sourced \u003cbr\u003e\r\nfrom the Firefly deposit, Canada. This CRM is intended for calibration and \u003cbr\u003e\r\nquality control of analytical methods quantifying low-level Au, Ag, Cu and Zn in \u003cbr\u003e\r\nVMS-style mineral systems. It replicates the mineralogical and geochemical \u003cbr\u003e\r\ncharacteristics of natural Cu–Au VMS deposits, making it suitable for use in \u003cbr\u003e\r\nroutine laboratory QA\/QC applications.\u003cbr\u003e\r\nOREAS 114 has been characterized using the following methods:\u003cbr\u003e\r\n\u003cbr\u003e\r\n  Gold by fire assay (15-50g charge weight) with ICP-OES, ICP-MS or AAS \u003cbr\u003e\r\n  finish \u003cbr\u003e\r\n  Gold by aqua regia digestion (10-50g sample weight) with ICP-OES, ICP-MS \u003cbr\u003e\r\n  or AAS finish \u003cbr\u003e\r\n  Full ICP-OES and ICP-MS elemental suites by 4-acid (HNO3-HF-HClO4-HCl) \u003cbr\u003e\r\n  digestion \u003cbr\u003e\r\n  Full ICP-OES and ICP-MS elemental suites by aqua regia digestion \u003cbr\u003e\r\n  Copper by Sequential leach: acid leach, alkaline leach, residual leach and \u003cbr\u003e\r\n  calculated total\u003cbr\u003e\r\nCertified values for applicable analytes are operationally defined for each \u003cbr\u003e\r\nmethod, with results under OREAS ISO 17034 scope of \u003cbr\u003e\r\naccreditation.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv class=\"product-specs\"\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eState:\u003c\/strong\u003e primary\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatrix:\u003c\/strong\u003e rhyodacite\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineralisation:\u003c\/strong\u003e volcanic hosted massive sulphide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCRM Group:\u003c\/strong\u003e Au-Cu ore\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cdiv class=\"certified-values\"\u003e\n\u003ch3\u003eCertified Values\u003c\/h3\u003e\n\u003ctable class=\"analyte-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eAnalyte\u003c\/th\u003e\n\u003cth\u003eCertified Value\u003c\/th\u003e\n\u003cth\u003e1SD\u003c\/th\u003e\n\u003cth\u003e95% CL Low\u003c\/th\u003e\n\u003cth\u003e95% CL High\u003c\/th\u003e\n\u003cth\u003eMethod\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAu, Gold (ppb)\u003c\/td\u003e\n\u003ctd\u003e40.0\u003c\/td\u003e\n\u003ctd\u003eTBD\u003c\/td\u003e\n\u003ctd\u003eTBD\u003c\/td\u003e\n\u003ctd\u003eTBD\u003c\/td\u003e\n\u003ctd\u003ePb Fire Assay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCu, Copper (wt.%)\u003c\/td\u003e\n\u003ctd\u003e0.750\u003c\/td\u003e\n\u003ctd\u003eTBD\u003c\/td\u003e\n\u003ctd\u003eTBD\u003c\/td\u003e\n\u003ctd\u003eTBD\u003c\/td\u003e\n\u003ctd\u003eSequential Leach\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"OREAS","offers":[{"title":"Default Title","offer_id":44747931582600,"sku":"114","price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/oceanrmc.com\/ar\/products\/oreas-114","provider":"Ocean RMC","version":"1.0","type":"link"}