{"product_id":"welch-ghost-buster-column-ii-4-0-x-50-mm-non-returnable-non-refundable","title":"Welch Ghost-Buster Column II, 4.0 x 50 mm, Non-Returnable, Non-Refundable","description":"\u003cp class=\"richp\"\u003e\u003cb\u003eEffective Elimination of Ghost Peaks in HPLC Analysis\u003c\/b\u003e\u003c\/p\u003e\u003cp class=\"richp\"\u003eDuring HPLC separation, especially in gradient elution or when the system has been used for a long period, sporadic and unpredictable peaks (commonly referred to as “ghost peaks”) are likely to appear. The causes of ghost peaks vary, and the primary ones are impurities in the mobile phase and contamination within the instrument system.\u003c\/p\u003e\u003cp class=\"richp\"\u003e\u003cb\u003eGhost-Buster Columns\u003c\/b\u003e not only remove impurities from the mobile phase but also effectively capture contaminants within the plumbing and mixer, eliminating interferences from ghost peaks in analyses, enhancing workflow efficiency, and extending the lifespans of columns and instruments to some extent.\u003c\/p\u003e\u003cp class=\"richp\"\u003eThrough further upgrades and refinements, \u003cb\u003eGhost-Buster Columns I\u003c\/b\u003eI not only achieve superior adsorption of mobile-phase impurities to eliminate ghost peaks, but also address the baseline drift caused by an excessively high initial aqueous proportion in gradient runs, yielding a markedly more stable baseline.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\" style=\"width:40%;text-align:left;white-space:nowrap;\"\u003eManufacturer\u003c\/th\u003e\n      \u003ctd\u003eWelch Materials\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\" style=\"text-align:left;white-space:nowrap;\"\u003eBrand\u003c\/th\u003e\n      \u003ctd\u003eGhost-Buster\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\" style=\"text-align:left;white-space:nowrap;\"\u003eSelectivity\u003c\/th\u003e\n      \u003ctd\u003eApplication\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\" style=\"text-align:left;white-space:nowrap;\"\u003eSelectivity Manufacturer\u003c\/th\u003e\n      \u003ctd\u003eGhost-Buster\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\" style=\"text-align:left;white-space:nowrap;\"\u003eColumn Length\u003c\/th\u003e\n      \u003ctd\u003e50 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\" style=\"text-align:left;white-space:nowrap;\"\u003eColumn ID\u003c\/th\u003e\n      \u003ctd\u003e4.0 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\" style=\"text-align:left;white-space:nowrap;\"\u003eHardware Material\u003c\/th\u003e\n      \u003ctd\u003eStainless Steel\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\" style=\"text-align:left;white-space:nowrap;\"\u003eHardware Type\u003c\/th\u003e\n      \u003ctd\u003eAnalytical Column\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\" style=\"text-align:left;white-space:nowrap;\"\u003eApplication\u003c\/th\u003e\n      \u003ctd\u003eGhost Peak Removal\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Chromatographic Specialties Inc.","offers":[{"title":"Default Title","offer_id":55857131618595,"sku":"CSBG0610031008","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0926\/3870\/8003\/files\/Welch_ghost_buster_hplc_column_50_mm_2048x2048pxl_f631073c-798b-452d-9acc-a05d7f3946b1.jpg?v=1793045733","url":"https:\/\/chromspec.com\/products\/welch-ghost-buster-column-ii-4-0-x-50-mm-non-returnable-non-refundable","provider":"Chromatographic Specialties Inc.","version":"1.0","type":"link"}