{"product_id":"film-acidity-tester","title":"A-D Strips Film Deterioration Monitor Kit","description":"\u003cp\u003eA-D Strips are dye-coated paper strips that detect and measure the severity of acetate film deterioration, a.k.a. vinegar syndrome, in film collections.\u003c\/p\u003e\n\u003cp\u003eWhen placed inside a closed can, bag, box or cabinet in the presence of acidic vapour given off by degrading film, A-D Strips change colour to indicate the severity of the level of acidity.\u003c\/p\u003e\n\u003cp\u003eEach kit contains; complete instructions, a reference pencil printed with four bands of colour that correspond to the level of acidity, as well as 250 detector strips (measuring 38 x 10mm).\u003c\/p\u003e\n\u003cp\u003eThree types of plastic have been used in film manufacture over the years:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eNitrate - was used from 1890 to 1950\u003c\/li\u003e\n\u003cli\u003eAcetate - was used from 1925 to the present\u003c\/li\u003e\n\u003cli\u003ePolyester - was used from1960 to the present\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eA-D Strips are recommended for use only with acetate film.\u003c\/p\u003e\n\u003cp\u003eThe film may be in any format: sheet film, roll film, cinema film, or microfilm.\u003c\/p\u003e\n\u003cp\u003eFollow this link for YouTube instructions for use - \u003ca href=\"https:\/\/www.youtube.com\/watch?v=to0hE2wi-SI\" target=\"_blank\" title=\"How to use A-d Strips \" rel=\"noopener\"\u003eHow to use A-D Strips \u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003ePlease see the 'Resources' tab for reference guide and product warnings.\u003c\/p\u003e\n\u003ch6\u003eResources\u003c\/h6\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd bgcolor=\"#dbe7f8\"\u003e\n\u003cdiv align=\"center\"\u003e\u003cstrong\u003eA-D Strip Level\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd bgcolor=\"#dbe7f8\"\u003e\n\u003cdiv align=\"center\"\u003e\u003cstrong\u003eFilm Condition\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd bgcolor=\"#dbe7f8\"\u003e\n\u003cdiv align=\"center\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eRecommended Actions\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd bgcolor=\"#0066ff\"\u003e\u003cspan class=\"style1\"\u003e0\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eGood—no deterioration\u003c\/td\u003e\n\u003ctd\u003eCool or cold storage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd bgcolor=\"#009999\"\u003e\u003cspan class=\"style1\"\u003e1\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eFair to Good—deterioration starting\u003c\/td\u003e\n\u003ctd\u003eCold storage\u003cbr\u003eMonitor closely\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd bgcolor=\"#66cc66\"\u003e\u003cspan class=\"style1\"\u003e1.5\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eRapid decay starting—point of autocatalytic decay\u003c\/td\u003e\n\u003ctd\u003eCold or frozen storage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd bgcolor=\"#99cc00\"\u003e\u003cspan class=\"style1\"\u003e2\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003ePoor—actively degrading\u003c\/td\u003e\n\u003ctd\u003eFreeze\u003cbr\u003eCopying advisable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd bgcolor=\"#ffff33\"\u003e\u003cspan class=\"style1\"\u003e3\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eCritical—shrinkage and warping imminent, possible handling hazard\u003c\/td\u003e\n\u003ctd\u003eFreeze immediately\u003cbr\u003eCopy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarning:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eClose contact with severely degraded acetate and nitrate films (touching and sniffing) may be a health hazard. Acetic acid and other acidic products emitted by degraded film have been known to produce contact burns, skin and mucous membrane irritations, and other physiological effects. Protective gloves and adequate ventilation are strongly recommended for handling degraded films.\u003c\/p\u003e","brand":"Conservation Supplies Products","offers":[{"title":"Default Title","offer_id":31710400282659,"sku":"MSC40","price":116.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0274\/3019\/1139\/products\/MSC40.png?v=1581629267","url":"https:\/\/www.conservation-supplies.com\/products\/film-acidity-tester","provider":"Conservation Supplies","version":"1.0","type":"link"}