7784-40-9
7784-40-9 結(jié)構(gòu)式
基本信息
中文別名
砷酸鉛 英文別名
gypsinearsinette
schultenite
caswellno525
orthol40dust
LEAD ARSENATE
arsenateoflead
natschultenite
acidleadarsenate
leadacidarsenate
物理化學性質(zhì)
熔點decomposes at 1042℃ [HAW93]
熔點decomposes at 280℃ [CRC10]
密度5.79
溶解度insoluble in H2O; soluble in HNO, alkaline solutions 3
形態(tài)白色單斜晶體
顏色white monoclinic crystals, crystalline
水溶解性insoluble H2O; soluble HNO3, alk [CRC10]
Ksp沉淀平衡常數(shù)pKsp: 35.39
CAS 數(shù)據(jù)庫7784-40-9
EPA化學物質(zhì)信息Lead(II) arsenate (1:1) (7784-40-9)
安全數(shù)據(jù)
警示詞危險
危險品標志T,N
安全說明53-45-60-61
危險品運輸編號1617
TSCATSCA listed
危險等級6.1
包裝類別II
海關編碼28429090
毒害物質(zhì)數(shù)據(jù)7784-40-9(Hazardous Substances Data)
毒性LD50 in rats, rabbits (mg/kg): 825, 125 orally (Voigt); LD50 in female rats (mg/kg): 1050 orally, >2400 dermally (Gaines)