{"product_id":"tribioscience-ascorbate-oxidase-enzyme-activity-tbp0006","title":"Tribioscience Ascorbate oxidase, Enzyme Activity (TBP0006)","description":"\u003ch2 class=\"product_title entry-title show-product-nav\"\u003eTribioscience Ascorbate oxidase, Enzyme Activity (TBP0006)\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eResearch Use Only. Not intended for human use.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cspan data-text-len=\"63\" class=\"zw-portion zw-text-portion\"\u003eBuy Tribioscience products from MSE Supplies at the best value.\u003c\/span\u003e\u003cspan class=\"EOP-readonly EOP\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e\u003cu\u003ePreparation and Specification\u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cu\u003eAppearance:\u003c\/u\u003e\u003cspan\u003e \u003c\/span\u003eLight blue amorphous powder, lyophilized\u003c\/p\u003e\n\u003cp\u003e\u003cu\u003eActivity:\u003c\/u\u003e\u003cspan\u003e \u003c\/span\u003eGradeⅢ　200U\/mg-solid or more (containing approx. 70% of stabilizers)\u003c\/p\u003e\n\u003cp\u003e\u003cu\u003eContaminants:\u003c\/u\u003e\u003cspan\u003e \u003c\/span\u003eCatalase ≤1.0×10\u003csup\u003e-1\u003c\/sup\u003e%; Phosphatase ≤2.0×10\u003csup\u003e-2\u003c\/sup\u003e%\u003c\/p\u003e\n\u003cp\u003e\u003cu\u003eStabilizers:\u003c\/u\u003e\u003cspan\u003e \u003c\/span\u003eBSA, borax, basic amino acids.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e\u003cu\u003eProperties\u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cu\u003eStability:\u003c\/u\u003e\u003cspan\u003e \u003c\/span\u003eStable at −20℃ for at least one year\u003c\/p\u003e\n\u003cp\u003e\u003cu\u003eMolecular weight:\u003c\/u\u003e\u003cspan\u003e \u003c\/span\u003e132,000, 140,000\u003c\/p\u003e\n\u003cp\u003e\u003cu\u003eIsoelectric point\u003c\/u\u003e: between 6.0 and 7.8, 8.2\u003c\/p\u003e\n\u003cp\u003e\u003cu\u003eMichaelis constant:\u003c\/u\u003e\u003cspan\u003e \u003c\/span\u003e2.5×10\u003csup\u003e-4\u003c\/sup\u003eM (Ascorbate)\u003c\/p\u003e\n\u003cp\u003e\u003cu\u003eStructure:\u003c\/u\u003e\u003cspan\u003e \u003c\/span\u003e8 copper atoms per enzyme molecule\u003c\/p\u003e\n\u003cp\u003e\u003cu\u003eInhibitors:\u003c\/u\u003e\u003cspan\u003e \u003c\/span\u003ecyanide, Na\u003csub\u003e2\u003c\/sub\u003eS, diethyldithiocarbamate (Na)\u003c\/p\u003e\n\u003cp\u003e\u003cu\u003eOptimum pH:\u003c\/u\u003e\u003cspan\u003e \u003c\/span\u003e5.6\u003c\/p\u003e\n\u003cp\u003e\u003cu\u003eOptimum temperature:\u003c\/u\u003e\u003cspan\u003e \u003c\/span\u003eapprox. 30℃\u003c\/p\u003e\n\u003cp\u003e\u003cu\u003epH Stability:\u003c\/u\u003e\u003cspan\u003e \u003c\/span\u003epH 7.0−10.0 (25℃, 17hr)\u003c\/p\u003e\n\u003cp\u003e\u003cu\u003eThermal stability:\u003c\/u\u003e\u003cspan\u003e \u003c\/span\u003ebelow 40℃ (pH 8.0, 30min)\u003c\/p\u003e\n\u003cp\u003e\u003cu\u003eSubstrate specificity:\u003c\/u\u003e\u003cspan\u003e \u003c\/span\u003eThis enzyme oxidizes ascorbic acid and several ascorbic derivatives.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e\u003cu\u003eApplications\u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis enzyme is useful for enzymatic determination of ascorbic acid and for eliminating the interference of ascorbic acid in clinical analysis.\u003c\/p\u003e\n\u003cdiv class=\"container\"\u003e\n\u003cdiv class=\"row main-content-wrap\"\u003e\n\u003cdiv class=\"main-content col-lg-12\"\u003e\n\u003cdiv class=\"content-area\" id=\"primary\"\u003e\u003cmain class=\"site-main\" id=\"content\"\u003e\n\u003cdiv class=\"product type-product post-4091 status-publish first instock product_cat-biochemical-assays product_cat-life-sciences has-post-thumbnail taxable shipping-taxable purchasable product-type-variable product-layout-default\" id=\"product-4091\"\u003e\n\u003cdiv id=\"product-tab\" class=\"woocommerce-tabs woocommerce-tabs-1jgzs022 resp-htabs\"\u003e\n\u003cdiv class=\"resp-tabs-container\"\u003e\n\u003cdiv aria-labelledby=\"tab_item-0\" id=\"tab-description\" class=\"tab-content resp-tab-content resp-tab-content-active\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/main\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tribioscience","offers":[{"title":"1000 U","offer_id":40948932706362,"sku":"TBP0006-1KU","price":185.85,"currency_code":"USD","in_stock":true},{"title":"5000 U","offer_id":40948932739130,"sku":"TBP0006-5KU","price":743.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7785\/files\/TBP0006.jpg?v=1753092378","url":"https:\/\/www.msesupplies.com\/en-de\/products\/tribioscience-ascorbate-oxidase-enzyme-activity-tbp0006","provider":"MSE Supplies","version":"1.0","type":"link"}