国产91传媒在线

相对湿度

Humidity

保管适湿范例

Suitable storage of items

60％－50％

书、古董、古书、传真纸、复印纸

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

50％－40％

照相机、摄像机、镜头、显微镜、放大镜、望远镜、磁带、磁（光）碟、记录带、菲林、正负底片、乐器、邮票、毛皮、中药材、茶叶、咖啡、香烟等

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、测量仪器、电子零件、主机板、金属粉末、半导体、制药原材料等

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

20％或以下

试样、标准量具、种子、花粉、球根等

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