{"id":340516,"date":"2024-10-19T23:51:30","date_gmt":"2024-10-19T23:51:30","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-189212008\/"},"modified":"2024-10-25T23:01:24","modified_gmt":"2024-10-25T23:01:24","slug":"bs-iso-189212008","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-189212008\/","title":{"rendered":"BS ISO 18921:2008"},"content":{"rendered":"
This International Standard specifies a test method for estimating the life expectancy (LE) of information stored on compact disc (CD-ROM) media, including CD audio, but excluding recordable media. Only the effects of temperature and relative humidity on the media are considered.<\/p>\n
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
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7<\/td>\n | Scope Normative references Terms and definitions <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | Purpose and assumptions Purpose Assumptions Measurements Block error rate (BLER) Test equipment Compact disc test system Calibration and repeatability <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | Test specimen Accelerated stress test plan General <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | Stress conditions Levels Conditions Temperature (T) <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | Relative humidity (RH) Rate of stress change <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | Independent verification of chamber conditions Specimen placement Other influences Accelerated test cell specimen population <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | Time intervals Test plan Measurement conditions Data evaluation Eyring acceleration model <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | Failure distribution model Acceleration factors <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | Survivor analysis Disclaimer <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Imaging materials. Compact discs (CD-ROM). Method for estimating the life expectancy based on the effects of temperature and relative humidity<\/b><\/p>\n |