{"product_id":"glass-coliwasa-samplers","title":"Glass Coliwasa Samplers","description":"\u003cp\u003eThe Glass Coliwasa samplers are designed to be an economical, safe and fast method of drum sampling.\u003c\/p\u003e\u003ch2\u003eWhat is a glass coliwasa sampler used for?\u003c\/h2\u003e\u003cp\u003eA coliwasa is a tube sampler that pulls a full-depth, composite column of liquid from a drum or tank in one pass. This Conbar glass version is supplied in four configurations: CO-5500 (Viton seal, 42\"), CO-5500P (Viton seal, 18\"), CO-5503 (PTFE seal, 42\") and CO-5515 (ground joint, 42\"). Each holds 200 ml and is sold 12 per box. The clear glass body lets you see the liquid you are collecting.\u003c\/p\u003e\u003ch2\u003eHow do you take a sample with a coliwasa?\u003c\/h2\u003e\u003cp\u003eLower the sampler into the drum or tank with the valve assembly open so liquid can enter, then pull the inner glass rod slightly upward to close the valve and seal in the sample. On the CO-5515, the ground joint provides a liquid-tight seal for leak-free sampling.\u003c\/p\u003e\u003ch2\u003eWhich coliwasa material and seal should you choose?\u003c\/h2\u003e\u003cp\u003eChoose the seal to suit the liquid you are sampling: Viton, PTFE or the ground-joint version. If you are weighing glass against plastic, compare it with our \u003ca href=\"\/en-us\/products\/ptfe-coliwasa-samplers\"\u003ePTFE coliwasa samplers\u003c\/a\u003e and \u003ca href=\"\/en-us\/products\/polyethylene-coliwasa-sampler\"\u003epolyethylene coliwasa sampler\u003c\/a\u003e. Our guide to \u003ca href=\"\/en-us\/blogs\/field-notes\/coliwasa-samplers-types-use-selection-guide-canada\"\u003ecoliwasa sampler types, use and selection\u003c\/a\u003e explains how to match the sampler to the drum contents. Not sure which fits your waste stream or drum size? Browse all \u003ca href=\"\/en-us\/collections\/water-liquid-sampling\"\u003eliquid sampling equipment\u003c\/a\u003e or send us the liquid and container details.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/en-us\/pages\/request-a-quote\"\u003eRequest a Quote\u003c\/a\u003e and ERE will confirm the right coliwasa for your drums.\u003c\/p\u003e","brand":"Conbar","offers":[{"title":"Viton Seal - 42\"","offer_id":42785289011426,"sku":"CO-5500","price":0.0,"currency_code":"USD","in_stock":true},{"title":"Viton Seal - 18\"","offer_id":42785289044194,"sku":"CO-5500P","price":0.0,"currency_code":"USD","in_stock":true},{"title":"PTFE Seal - 42\"","offer_id":42785289076962,"sku":"CO-5503","price":0.0,"currency_code":"USD","in_stock":true},{"title":"Ground Joint","offer_id":42785289109730,"sku":"CO-5515","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/7434\/6433\/products\/1205a47a-f5e9-4114-a9ec-c87d152a4b19.jpg?v=1651512685","url":"https:\/\/www.ereinc.com\/en-us\/products\/glass-coliwasa-samplers","provider":"ERE Inc.","version":"1.0","type":"link"}