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(1)美國國家檔案館溫度和相對(duì)濕度標(biāo)準(zhǔn)

 昵稱19071318 2015-04-14
 


美國國家檔案館標(biāo)準(zhǔn)附件1

 

(張晉平選譯)

 

表1:檔案庫房溫度和相對(duì)濕度控制標(biāo)準(zhǔn)

1,紙張檔案文獻(xiàn):   最高允許溫度     65°F  (18.3°C  ),;相對(duì)濕度控制范圍  35 - 45%  設(shè)定值 ± 5%  
2, 黑白照片檔案A類,,包括非醋基和非硝基電影膠片,、底片、幻燈片,、照片,、X光膠片和縮微膠片:最高允許溫度     65°F  (18.3°C  );相對(duì)濕度控制范圍   35% 設(shè)定值 ± 5%  ,。
3,黑白照片檔案B類,,包括醋基電影膠片、負(fù)片,、幻燈片,、X光膠片、縮微膠片,、偶氮和微泡縮微膠片:最高允許溫度 35°F (1.7°C  ),;相對(duì)濕度控制范圍35% 設(shè)定值 ± 5% 。 
4,彩色照片檔案,,包括電影膠片,、負(fù)片、幻燈片和照片:
最高允許溫度35°F (1.7°C  ),;相對(duì)濕度控制范圍 35% 設(shè)定值 ± 5% ,。
5,現(xiàn)代數(shù)碼成像照片,包括噴墨照片,、壓塑打印照片,、電子照相成像照片和熱成像照片:最高允許溫度35°F (1.7°C  );相對(duì)濕度控制范圍 35% 設(shè)定值 ± 5% ,。                                          
6,冷藏檔案中轉(zhuǎn)間(介于辦公室溫度和低溫庫房之間): 50°F  (10°C  ),;相對(duì)濕度控制范圍35% 設(shè)定值 ± 5% 。   
7,錄音帶,、錄像帶,、計(jì)算機(jī)磁盤和光盤:最高允許溫度65°F(18.3°C  ),最低不低于46°F(7.8°C  ),相對(duì)濕度控制范圍35% 設(shè)定值 ± 5% ,。

 

表2 :檔案工作間,、檔案展廳和檔案閱覽室溫度和相對(duì)濕度控制標(biāo)準(zhǔn)
1,檔案工作區(qū)和檔案工作室:最高允許溫度70°F 設(shè)定值 ± 5°(21.1°C  設(shè)定值 ± 2.7°C), 相對(duì)濕度控制范圍35-45% 設(shè)定值 ± 5% ,。
2,檔案展廳和檔案閱覽室:最高允許溫度70°F 設(shè)定值 ± 5°(21.1°C  設(shè)定值± 2.7°C ), 相對(duì)濕度控制范圍35-50% 設(shè)定值 ± 5% 。

 

NARA 1571 13
Appendix A
Temperature and Relative Humidity Standards for Archival Records
Table 1. Records Storage Areas
 
Records medium  Dry Bulb Maximum Temperature  Relative Humidity Set Point    
Paper
Textual records including files, cards, bound volumes, computer printout and other papers
Cartographic records including maps, charts, architectural drawings, posters  65°F*  35 - 45%* ± 5%    
Photographic media (black and white)
Black and white non-acetate/non-nitrate motion and still picture negatives/ film, photographic paper prints, x-rays, and microforms  65°F*  35% ± 5%    
Photographic media (black and white)
Black and white acetate motion and still picture negatives/film, x-rays, and microforms; diazo and vesicular microfilm (not including reference copies)  35°F  35% ± 5%    
Photographic media (color)
Color still and motion picture negatives/ film, slides, and prints
Modern digitally produced prints (ink jet, dye sublimation, electrophotographic, and thermal)  35°F*  35%± 5%    
Transition/barrier room at “cold” storage stack  50°F  35%± 5%    
Magnetic/electronic media including computer tapes and disks, video tapes, audio tapes, optical disks  65°F*  35%± 5%    
Other
Artifacts and Presidential library gifts  65°F  35 - 45%± 5%  

Note to Table 1: Specific microclimates (cases, sealed frames, special housings) may be required for some materials on exhibit and in storage. Materials may include: parchment, photos, fragile bound volumes, metals, or textiles. Items loaned from other institutions may require tighter RH control as per loan agreements
*Cooler temperature set points and within the specified range drier relative humidity set points should be used for these media whenever possible in order to improve the preservation of the records. Magnetic/electronic media should not be stored at a temperature lower than 46°F. February 15, 2002 NARA 1571 14
Table 2. Other Areas/Rooms
 
Space used for:  Maximum Dry Bulb Temperature
Set Point*  Relative Humidity
Set Point*    
Processing areas/rooms  70°F ± 5°  35-45% ± 5%    
Exhibit areas/rooms (see Appendix A, Note 1)  70°F ± 5°  35-50% ± 5%    
Research rooms  70°F ± 5°  35-50% ± 5%  

*Cooler temperature set points and, within the specified range, drier relative humidity set points should be used for these media whenever possible in order to improve the preservation of the records. Magnetic/electronic media should not be stored at a temperature lower than 46°F.

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