硝酸镧(3+)

熔点：

40ºC

沸点：

83ºC at 760mmHg

闪点：

185°C/135mm

存储条件/存储方法：

库房通风低温干燥,轻装轻卸,与有机物、还原剂、硫、磷易燃物分开存放

稳定性相关：

1.遇可燃物着火时，能助长火势。与可燃物的混合物易于着火，并会猛烈燃烧。高温时分解，释出剧毒的氮氧化物气体。

2.稳定性^[8]  稳定

3.禁配物^[9]  还原剂、易燃或可燃物

4.避免接触的条件^[10]  受热

5.聚合危害^[11]  不聚合

6.分解产物^[12]  氮氧化物

其它信息：

1.性状：白色粒状晶体，六水合物为白色，易湿解。^[1]

2.熔点（℃）：40^[2]

3.沸点（℃）：126^[3]

4.相对密度（水=1）：2.05^[4]

5.溶解性：易溶于水，易溶于乙醇、酸类。^[5]

包装等级：

II

风险类别：

5.1

WGK_Germany：

3
德国有关水污染物质的分类清单

危险类别码：

R41

安全说明：

26-39

安全标志：

S26:万一接触眼睛，立即使用大量清水冲洗并送医诊治。
S39:佩戴眼/面防护装置。

危险标志：

Xi

CHEMICAL IDENTIFICATION

RTECS NUMBER :

OE5075000

CHEMICAL NAME :

Lanthanum nitrate

CAS REGISTRY NUMBER :

10099-59-9

LAST UPDATED :

199701

DATA ITEMS CITED :

10

MOLECULAR FORMULA :

N3-O9.La

MOLECULAR WEIGHT :

324.94

WISWESSER LINE NOTATION :

LA N-O3*3

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

4500 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

450 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

309 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Subcutaneous

DOSE :

25995 ug/kg

SEX/DURATION :

male 1 day(s) pre-mating

TOXIC EFFECTS :

Reproductive - Paternal Effects - testes, epididymis, sperm duct

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Subcutaneous

DOSE :

25995 ug/kg

SEX/DURATION :

male 30 day(s) pre-mating

TOXIC EFFECTS :

Reproductive - Paternal Effects - spermatogenesis (incl. genetic material, sperm morphology, motility, and count) Reproductive - Paternal Effects - testes, epididymis, sperm duct

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Intratesticular

DOSE :

25995 ug/kg

SEX/DURATION :

male 1 day(s) pre-mating

TOXIC EFFECTS :

Reproductive - Paternal Effects - spermatogenesis (incl. genetic material, sperm morphology, motility, and count) Reproductive - Paternal Effects - testes, epididymis, sperm duct

MUTATION DATA

TYPE OF TEST :

Sex chromosome loss and nondisjunction

TEST SYSTEM :

Yeast - Saccharomyces cerevisiae

DOSE/DURATION :

33300 ppb

REFERENCE :

ANYAA9 Annals of the New York Academy of Sciences. (New York Academy of Sciences, 2 E. 63rd St., New York, NY 10021) V.1- 1877- Volume(issue)/page/year: 407,186,1983 *** REVIEWS *** TOXICOLOGY REVIEW JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc., 2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961- Volume(issue)/page/year: 54,663,1965 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4766 No. of Facilities: 83 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 331 (estimated) No. of Female Employees: 7 (estimated)

毒理学数据：

1.急性毒性^[6]  LD50：4500mg/kg（大鼠经口）

2.刺激性  暂无资料

生态数据：

1.生态毒性  暂无资料

2.生物降解性  暂无资料

3.非生物降解性  暂无资料

4.其他有害作用^[7]  该物质对环境有危害，应特别注意对水体的污染。