相對(duì)濕度

Humidity

保管適濕范例

Suitable storage of items

60％－50％

書(shū)、古董、古書(shū)、傳真紙、復(fù)印紙

Paintings , antiques , paper money , old books , paper ,copy paper

50％－40％

照相機(jī)、攝像機(jī)、鏡頭、顯微鏡、放大鏡、望遠(yuǎn)鏡、磁帶、磁（光）碟、記錄帶、菲林、正負(fù)底片、樂(lè)器、郵票、毛皮、中藥材、茶葉、咖啡、香煙等

Cameras , video cameras , lenses , microscopes, endoscopes , binoculars ,magnetic tape , disks , records , film , negatives , positive film, musical instrument , stamps , furs, medicinal materials , tea , coffee , cigarette .etc

40％－20％

精密五金模具、測(cè)量?jī)x器、電子零件、主機(jī)板、金屬粉末、半導(dǎo)體、制藥原材料等

Precision dies, measurement instruments, all electronic parts , pc boards , metallic powders, semiconductors , medical supplies etc.

20％或以下

試樣、標(biāo)準(zhǔn)量具、種子、花粉、球根等

Sample, standard measuring tool ,seeds ,pollen ,seedlings etc.