{"product_id":"conductivity-standard-84-s-cm-25-ml-bottle-21uh-21uh","title":"Conductivity standard 84 µS\/cm, 25 ml bottle","description":"\u003cp\u003eConductivity standard 84 µS\/cm is a ready-to-use reference solution for verifying and calibrating conductivity meters used in water analysis and related laboratory measurements. Each unit is supplied in a 25 ml bottle at the stated conductivity value of 84 µS\/cm, supporting on-site and bench checks of specific electrical conductivity. The preparation is accompanied by an analysis certificate, giving documented traceability for quality systems that require certified reference materials during method control. Physical data indicate a density of approximately 1 g\/cm³ and a boiling point of about 100 °C, consistent with aqueous calibration media handled under normal laboratory conditions. Offered as a pack of 20 pieces from manufacturer ROTH SELECTION, the set suits laboratories that run frequent meter checks, multi-instrument fleets, or field kits for water-quality parameters. Use the standard to confirm instrument response before sample series, after electrode maintenance, or whenever procedural SOPs call for a mid-range conductivity point. Clear bottle presentation and defined nominal value help operators integrate the solution smoothly into routine conductivity workflows for aqueous samples.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/nl-nl\/collections\/conductivity-meters-and-cells\"\u003eConductivity meters \u0026amp; cells\u003c\/a\u003e, in \u003ca href=\"\/nl-nl\/collections\/ph-and-electrochemistry\"\u003epH \u0026amp; electrochemistry\u003c\/a\u003e. See also \u003ca href=\"\/nl-nl\/collections\/ph-meters\"\u003epH meters\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 20 pc(s)\u003c\/li\u003e\n\u003cli\u003eDensity: ~1 g\/cm³\u003c\/li\u003e\n\u003cli\u003eBoiling point: ~100 °C\u003c\/li\u003e\n\u003cli\u003eConductivity: 84 µS\/cm\u003c\/li\u003e\n\u003cli\u003eBottle volume: 25 ml\u003c\/li\u003e\n\u003cli\u003eUNSPSC: 41116107\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eSafety Data Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/api.carlroth.com\/medias\/SDB-21UH-DE-EN.pdf?context=bWFzdGVyfHNlY3VyaXR5RGF0YXNoZWV0c3wyNjU2ODJ8YXBwbGljYXRpb24vcGRmfGFHUmhMMmhpTXk4NU1qVTVORFl4TmpBM05EVTBMMU5FUWw4eU1WVklYMFJGWDBWT0xuQmtaZ3w3Mzk0Y2E2NmQwOWVlZDRlMmZmMWFjMTFmYTk3YWY1MTg1OGE5ZTU2OTc4NDNkNmQxZTRlYjhhMDJhYmNkMWFh\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"SDS PDF\" aria-label=\"SDS PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Carl Roth","offers":[{"title":"20 pc(s)","offer_id":58952019345740,"sku":"21UH.1","price":37.6,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/21UH-1.jpg?v=1790397889","url":"https:\/\/www.luminixhealth.com\/nl-nl\/products\/conductivity-standard-84-s-cm-25-ml-bottle-21uh-21uh","provider":"Luminix Health","version":"1.0","type":"link"}