物理化學性質(zhì)
熔點637°
沸點bp 4174°
密度20.45; d 19.36
儲存條件-20°C
溶解度Soluble in DMSO (>25 mg/ml)
形態(tài)銀色金屬
顏色Off-white
水溶解性soluble HCl [HAW93]
穩(wěn)定性Stable for 1 year from date of purchase as supplied. Solutions in DMSO may be stored at -20°C for up to 1 month.
CAS 數(shù)據(jù)庫7439-99-8
EPA化學物質(zhì)信息Neptunium (7439-99-8)