{"product_id":"quantofix-free-fatty-acids-test-strips-91365-semi-quantitative-ffa-test-for-frying-oil-0-3-ffa-50-tests-macherey-nagel","title":"QUANTOFIX Free Fatty Acids Test Strips 91365 | Semi-Quantitative FFA Test for Frying Oil | 0–3% FFA | 50 Tests | MACHEREY-NAGEL","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eProduct Description\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQUANTOFIX® Free Fatty Acids 91365\u003c\/strong\u003e are semi-quantitative test strips designed for the rapid determination of \u003cstrong\u003efree fatty acids (FFA) in frying oils and fats\u003c\/strong\u003e. They provide a convenient dip-and-read method for on-site monitoring of frying-oil quality.\u003c\/p\u003e\n\u003cp\u003eThe test covers a visual range of \u003cstrong\u003e0.25–3% FFA\u003c\/strong\u003e, with colour gradations of \u003cstrong\u003e0, 0.25, 0.5, 1, 2 and 3% FFA\u003c\/strong\u003e. The colour reaction changes from \u003cstrong\u003eblue to yellow\u003c\/strong\u003e as the free-fatty-acid concentration increases. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThese strips are particularly useful in \u003cstrong\u003efood-processing plants, restaurants, commercial kitchens, snack and frying-food production, catering operations and food-quality laboratories\u003c\/strong\u003e for routine monitoring of frying oil.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eSemi-quantitative determination of Free Fatty Acids\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for \u003cstrong\u003efrying oil and frying fat\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMeasuring range: \u003cstrong\u003e0–3% FFA\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eVisual gradations: \u003cstrong\u003e0 \/ 0.25 \/ 0.5 \/ 1 \/ 2 \/ 3% FFA\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFast dip-and-read testing\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eSuitable for testing \u003cstrong\u003ehot frying oil\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eNo additional reagent required\u003c\/li\u003e\n\u003cli\u003eNo laboratory instrument or reflectometer required\u003c\/li\u003e\n\u003cli\u003eColour reaction: \u003cstrong\u003eBlue → Yellow\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eUseful for routine oil-quality monitoring\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e50 test strips per pack\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eSupplied in an aluminium tube\/container\u003c\/li\u003e\n\u003cli\u003eShelf life: \u003cstrong\u003e2 years from production\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eStorage temperature: \u003cstrong\u003e4–30°C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eHazardous material: \u003cstrong\u003eNo\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCE certified: \u003cstrong\u003eNo\u003c\/strong\u003e \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv class=\"group TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eQUANTOFIX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eMACHEREY-NAGEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eFree Fatty Acids Test Strips\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eREF \/ Item No.\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e91365\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTest Type\u003c\/td\u003e\n\u003ctd\u003eSemi-quantitative\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eParameter\u003c\/td\u003e\n\u003ctd\u003eFree Fatty Acids (FFA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eFrying oil \/ frying fat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e0.25–3% FFA\u003c\/strong\u003e visually\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFull Scale\u003c\/td\u003e\n\u003ctd\u003e0–3% FFA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColour Gradations\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e0, 0.25, 0.5, 1, 2, 3% FFA\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlternative Gradation\u003c\/td\u003e\n\u003ctd\u003e0, 0.5, 1, 2, 4, 6 mg KOH\/g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColour Change\u003c\/td\u003e\n\u003ctd\u003eBlue → Yellow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethod\u003c\/td\u003e\n\u003ctd\u003eColour reaction with pH indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdditional Reagent\u003c\/td\u003e\n\u003ctd\u003eNot required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstrument Required\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReflectometer Evaluation\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Tests\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e50\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStrip Dimensions\u003c\/td\u003e\n\u003ctd\u003eApprox. \u003cstrong\u003e7 × 95 mm\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e4–30°C\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShelf Life\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e2 years from production\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGross Weight\u003c\/td\u003e\n\u003ctd\u003eApprox. \u003cstrong\u003e30 g\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackaging Dimensions\u003c\/td\u003e\n\u003ctd\u003eApprox. \u003cstrong\u003e38 × 38 × 120 mm\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHazardous Material\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCE Certified\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eTechnical specifications are based primarily on MACHEREY-NAGEL's current product information and instructions. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eTest Procedure\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eTake the required number of test strips from the container and immediately close the container.\u003c\/li\u003e\n\u003cli\u003eImmerse the test strip in the oil sample for approximately \u003cstrong\u003e2 seconds\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eDo \u003cstrong\u003enot shake off\u003c\/strong\u003e the strip.\u003c\/li\u003e\n\u003cli\u003eAllow the colour reaction to develop according to the manufacturer's instructions.\u003c\/li\u003e\n\u003cli\u003eCompare the resulting colour with the colour scale.\u003c\/li\u003e\n\u003cli\u003eRead the corresponding \u003cstrong\u003e% FFA value\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eThe manufacturer's instructions specify testing at either approximately \u003cstrong\u003e25°C or 160°C\u003c\/strong\u003e, depending on the selected procedure. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eWhy Test Free Fatty Acids in Frying Oil?\u003c\/h3\u003e\n\u003cp\u003eRepeated heating and frying can cause oils and fats to degrade, increasing the free-fatty-acid content. Monitoring FFA helps food-processing and frying operations assess \u003cstrong\u003eoil deterioration, freshness and frying-oil quality\u003c\/strong\u003e and supports consistent quality of fried products. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFood Industry\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFrying-oil quality control\u003c\/li\u003e\n\u003cli\u003eFood-processing plants\u003c\/li\u003e\n\u003cli\u003eSnack-food manufacturing\u003c\/li\u003e\n\u003cli\u003ePotato-chip production\u003c\/li\u003e\n\u003cli\u003eFried-food production\u003c\/li\u003e\n\u003cli\u003eCommercial kitchens\u003c\/li\u003e\n\u003cli\u003eRestaurants and catering\u003c\/li\u003e\n\u003cli\u003eBakery and food-service operations\u003c\/li\u003e\n\u003cli\u003eQuality-control laboratories\u003c\/li\u003e\n\u003cli\u003eFood testing laboratories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTypical oils\/fats:\u003c\/strong\u003e frying oils and fats used for commercial food preparation.\u003c\/p\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e1 × QUANTOFIX® Free Fatty Acids Test Strip Pack\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e50 test strips\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eSupplied in an aluminium tube\/container\u003c\/li\u003e\n\u003cli\u003eProduct reference: \u003cstrong\u003e91365\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDigital product instructions available from MACHEREY-NAGEL. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eImportant Product Information\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQUANTOFIX® Free Fatty Acids 91365 is a semi-quantitative screening\/quality-control test\u003c\/strong\u003e, not a replacement for a laboratory titration or other reference analytical method when an exact quantitative result is required.\u003c\/p\u003e\n\u003cp\u003eFor best results, keep the container properly closed and store the strips at \u003cstrong\u003e4–30°C\u003c\/strong\u003e. Avoid touching the reactive test field.\u003c\/p\u003e","brand":"MACHEREY-NAGEL","offers":[{"title":"Default Title","offer_id":47195684569261,"sku":"MN 91365","price":4500.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/7666\/9357\/files\/rn-image_picker_lib_temp_4677fce3-b196-49b7-9fef-f9774417f6b1.png?v=1786241085","url":"https:\/\/rinstruments.com\/products\/quantofix-free-fatty-acids-test-strips-91365-semi-quantitative-ffa-test-for-frying-oil-0-3-ffa-50-tests-macherey-nagel","provider":"Rinstruments","version":"1.0","type":"link"}