{"product_id":"caps-for-glass-cuvette-used-with-hi96-series-portable-photometers-4-pcs-hi731335","title":"Caps for Glass Cuvette Used with HI96 Series Portable Photometers (4 pcs) - HI731335","description":"\u003cdiv style=\"display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 24px 48px; margin: 0 0 48px;\"\u003e\n\u003cdiv style=\"flex: 1 1 260px; max-width: 440px; text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1086\/9535\/5761\/files\/Screen_Shot_2015-01-23_at_4.50.16_PM.png\" alt=\"\" loading=\"lazy\" style=\"display: block; max-width: 100%; height: auto; margin: 0 auto;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 340px; min-width: 0;\"\u003e\n\u003cp\u003eWhen using a photometer it is important to insert the cuvette in the same position when performing a blank measurement (zero) and a read with reacted sample in order to maintain a consistent path length in accordance with the Beer-Lambert Law (see below). The HI731335 have a locking index tab in the cap that fits with the HI96 series photometers to ensure that the cuvette is inserted in the same orientation each time.\u003c\/p\u003e\n\u003cp\u003eThe quantity of radiation absorbed is given by the Beer-Lambert Law:\u003c\/p\u003e\n\u003cp\u003eA = log( I\u003csub\u003eo\u003c\/sub\u003e \/ I )\u003c\/p\u003e\n\u003cp\u003eAbsorbance is also given by: A= ελ • C • l where:\u003c\/p\u003e\n\u003cp\u003eA is a dimensionless number\u003c\/p\u003e\n\u003cp\u003eελ the proportionality constant,  is called the molar extinction coefficient or molar absorptivity; it is a constant for a given substance,  provided the temperature and wavelength are constant [L\/(mol•cm)]\u003c\/p\u003e\n\u003cp\u003eC is the concentration of the substance (mol\/liter)\u003c\/p\u003e\n\u003cp\u003el is theoptical distance light travels through sample (cm)\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e The HI731335 are the replacement caps for glass cuvettes that are supplied with all HI96 series portable photometers. The are also designed to keep any stray light from entering the sample cuvette holder of the optically based system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003e HI731335\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eName\u003c\/td\u003e\n\u003ctd\u003e Caps for Glass Cuvette Used with HI96 Series Portable Photometers (4 pcs) - HI731335\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNotes\u003c\/td\u003e\n\u003ctd\u003e Package: plastic caps with locking index tab\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003e\n\u003cbr\u003e\u003cbr\u003e\n\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eManuals\u003c\/h3\u003e\u003cp\u003e\u003ca target=\"_blank\" href=\"https:\/\/manuals.hannainst.com\/HI731335\"\u003eCaps for Glass Cuvette Used with HI96 Series Portable Photometers (4 pcs) - HI731335\u003c\/a\u003e\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":67871393644913,"sku":"HI731335","price":1612.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1086\/9535\/5761\/files\/hi731335.jpg?v=1792646367","url":"https:\/\/hannainst.in\/products\/caps-for-glass-cuvette-used-with-hi96-series-portable-photometers-4-pcs-hi731335","provider":"hanna","version":"1.0","type":"link"}