氟化钡

  • 基本信息
  • 制备方法及用途
  • 物化性质
  • 安全信息
  • 毒理性
  • MSDS
  • 结构与计算化学
  • 表征图谱

氟化钡 基本信息

中文名称:
氟化钡 
中文别名:
氟化钡;
L(-)-1,3,3-Trimethylbicyclo[2.2.1]heptan-2-one;
(1R)-(?-Fenchone;
(-)-Fenchone;
(1R)-(-)-1,3,3-Trimethylbicyclo[2.2.1]heptan-2-one~(-)-1,3,3-Trimethylnorcamphor;
(1R,4S)-1,3,3-trimethylbicyclo[2.2.1]heptan-2-one;
L(-)-Fenchone;
4-ethenyl-2-methoxyphenol;
4-Hydroxy-3-methoxystyrene;
4-Vinylguaiacol;
2-Methoxy-4-vinylphenol;
Ammonium phosphate;
RCRA waste number P056;
Saeure fluoride;
Saeure fluoride [German];
UNII-284SYP0193;
Fluorine, comp 
英文名称:
Bariumfluoride (BaF2)
英文别名:
Barium fluoride;
barium(2+),difluoride 
CAS No.:
7787-32-8
分 子 式:
BaF2
分 子 量:
175.32
精确分子量:
175.90200
PSA:
0.00000
MDL:
MFCD00003450
EINECS:
232-108-0
InChI:
InChI=1/Ba.2FH/h;2*1H/q+2;;/p-2
危险品标志:
Xn:Harmful
风险术语:
R20/22;
安全术语:
S28A;
分子结构式:
SDS:
查看

氟化钡 制备方法及用途

制备方法

1.将碳酸钡与水搁成浆菠,加人氢氟酸进行反应,控制反应终点Ph值,并保持不变为止。产物经过滤、干燥、粉碎,即为氟化钡成品。其反应方程式如下:

合成制备方法

1.将碳酸钡与水搁成浆菠,加人氢氟酸进行反应,控制反应终点Ph值,并保持不变为止。产物经过滤、干燥、粉碎,即为氟化钡成品。其反应方程式如下:


用途简介

电焊接助溶剂组分,光学玻璃,生产透红外光薄膜。

用途

1.防腐剂。金属热处理。陶瓷。搪瓷。制造玻璃。冶金。仪表工业。

氟化钡 物化性质

外观与性状:
无色无臭晶体
密度:
4.89
熔点:
1354ºC
沸点:
2260ºC
闪点:
2260ºC
水溶解性:
1.6 g/L (20℃)
折射率:
1.4741
存储条件/存储方法:
库房通风低温干燥,与食品分开储运
稳定性相关:

1.如果遵照规格使用和储存则不会分解,未有已知危险发生.难溶于水,能溶于盐酸、硝酸、氢氟酸及氯化铵溶液。有毒。

在100g水中的溶解度为0.161g(25℃)。较氟化钙、氟化锶易溶,易溶于酸及氯化铵的水溶液中。可保存于玻璃容器中。

2.本品有毒,吸入有害。

其它信息:

1.       性状:无色晶体,立方晶系。

2.       密度(g/mL,25/4℃):4.89

3.       相对蒸汽密度(g/mL,空气=1):未确定

4.       熔点(ºC):1368

5.       沸点(ºC,常压):2272

6.       沸点(ºC,5.2kPa):未确定

7.       折射率:1.471

8.       闪点(ºC):未确定

9.       比旋光度(º):未确定

10.    自燃点或引燃温度(ºC):未确定

11.    蒸气压(kPa,25ºC):未确定

12.    饱和蒸气压(kPa,60ºC):未确定

13.    燃烧热(KJ/mol):未确定

14.    临界温度(ºC):未确定

15.    临界压力(KPa):未确定

16.    油水(辛醇/水)分配系数的对数值:未确定

17.    爆炸上限(%,V/V):未确定

18.    爆炸下限(%,V/V):未确定

19.    溶解性:溶于盐酸、硝酸、氢氟酸和氯化铵溶液,难溶于水。

氟化钡 安全信息

包装等级:
III
风险类别:
6.1
危险类别码:
R20/22
安全说明:
S28
安全标志:
S28:接触皮肤之后,立即使用大量皂液洗涤。
危险标志:
Xn:Harmful

氟化钡 毒理性

CHEMICAL IDENTIFICATION

RTECS NUMBER :
CQ9100000
CHEMICAL NAME :
Barium fluoride
CAS REGISTRY NUMBER :
7787-32-8
LAST UPDATED :
199712
DATA ITEMS CITED :
55
MOLECULAR FORMULA :
Ba-F2
MOLECULAR WEIGHT :
175.34
WISWESSER LINE NOTATION :
BA F2

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 :
250 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
VAMNAQ Vestnik Akademii Meditsinskikh Nauk SSSR. Journal of the Academy of Medical Sciences of the USSR. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1946- Volume(issue)/page/year: (2),28,1977
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
29910 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
DZZEA7 Deutsche Zahnaerztliche Zeitschrift. (Carl Hanser Verlag, Postfach 860420, D-8000 Munich 86, Fed. Rep. Ger.) V.1- 1946- Volume(issue)/page/year: 34,484,1979
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Amphibian - frog
DOSE/DURATION :
1540 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CRSBAW Comptes Rendus des Seances de la Societe de Biologie et de Ses Filiales. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1849- Volume(issue)/page/year: 124,133,1937 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
5660 ug/m3/4H/17W-I
TOXIC EFFECTS :
Kidney, Ureter, Bladder - other changes in urine composition Blood - normocytic anemia Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 22(5),34,1978 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
5660 ug/m3/24H
SEX/DURATION :
female 1-21 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Effects on Embryo or Fetus - fetal death
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 41(2),109,1976
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
525 mg/kg
SEX/DURATION :
female 1-21 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - other developmental abnormalities
REFERENCE :
DZZEA7 Deutsche Zahnaerztliche Zeitschrift. (Carl Hanser Verlag, Postfach 860420, D-8000 Munich 86, Fed. Rep. Ger.) V.1- 1946- Volume(issue)/page/year: 34,484,1979
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
656 mg/kg
SEX/DURATION :
female 1-21 day(s) after conception
REFERENCE :
DZZEA7 Deutsche Zahnaerztliche Zeitschrift. (Carl Hanser Verlag, Postfach 860420, D-8000 Munich 86, Fed. Rep. Ger.) V.1- 1946- Volume(issue)/page/year: 34,484,1979 *** REVIEWS *** ACGIH TLV-TWA 0.5 mg(Ba)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-TWA 2.5 mg(F)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-Not classifiable as a human carcinogen DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 TOXICOLOGY REVIEW AMSSAQ Acta Medica Scandinavica, Supplement. (Almqvist & Wiksell, POB 45150, S-10430 Stockholm, Sweden) No.1-730, 1921-88. Volume(issue)/page/year: 400,5,1963 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.5 mg(Ba)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,21,1971 OSHA PEL (Gen Indu):8H TWA 0.5 mg(Ba)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Gen Indu):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 0.5 mg(Ba)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Construc):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 0.5 mg(Ba)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Shipyard):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 0.5 mg(Ba)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 OSHA PEL (Fed Cont):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 0.5 mg(Ba)/m3 JAN 1993 OEL-AUSTRALIA:TWA 2.5 mg(F)/m3 JAN 1993 OEL-AUSTRIA:TWA 0.5 mg(Ba)/m3 JAN 1993 OEL-BELGIUM:TWA 0.5 mg(Ba)/m3 JAN 1993 OEL-BELGIUM:TWA 2.5 mg(F)/m3 JAN 1993 OEL-DENMARK:TWA 0.5 mg(Ba)/m3 JAN 1993 OEL-DENMARK:TWA 2.5 mg(F)/m3 JAN 1993 OEL-FINLAND:TWA 0.5 mg(Ba)/m3 JAN 1993 OEL-FINLAND:TWA 2.5 mg(F)/m3 JAN 1993 OEL-FRANCE:TWA 2.5 mg(F)/m3 JAN 1993 OEL-GERMANY:TWA 0.5 mg(Ba)/m3 (total dust) JAN 1993 OEL-GERMANY:TWA 2.5 mg(F)/m3 JAN 1993 OEL-HUNGARY:STEL 0.5 mg(Ba)/m3 JAN 1993 OEL-HUNGARY:TWA 1 mg(F)/m3;STEL 2 mg(F)/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 0.5 mg(Ba)/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 2.5 mg(F)/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 0.5 mg(Ba)/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 2.5 mg(F)/m3 JAN 1993 OEL-POLAND:TWA 0.5 mg(Ba)/m3;STEL 1.5 mg(Ba)/m3 JAN 1993 OEL-POLAND:TWA 1 mg(F)/m3 JAN 1993 OEL-RUSSIA:STEL 0.1 mg/m3 JAN 1993 OEL-SWEDEN:TWA 2 mg(F)/m3 JAN 1993 OEL-SWITZERLAND:TWA 0.5 mg(Ba)/m3;STEL 1 mg(Ba)/m3 JAN 1993 OEL-SWITZERLAND:TWA 1.8 ppm (1.5 mg(F)/m3);STEL 9.0 ppm JAN 1993 OEL-THAILAND:TWA 2.5 mg(F)/m3 JAN 1993 OEL-TURKEY:TWA 0.5 mg(Ba)/m3 JAN 1993 OEL-TURKEY:TWA 2.5 mg(F)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.5 mg(Ba)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 2.5 mg(F)/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO FLUORIDES, INORGANIC-air:10H TWA 2.5 mg(F)/m3 REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M3299 No. of Facilities: 223 (estimated) No. of Industries: 6 No. of Occupations: 6 No. of Employees: 1061 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M3299 No. of Facilities: 1341 (estimated) No. of Industries: 31 No. of Occupations: 14 No. of Employees: 14859 (estimated) No. of Female Employees: 837 (estimated)
毒理学数据:

有毒。对眼睛、皮肤、黏膜和上呼吸道有强烈刺激作用。

生态数据:

其它有害作用:该物质对环境有危害,建议不要让其进入环境。应特别注意对水体的污染。

氟化钡 分子结构与计算化学数据

计算化学数据

1.疏水参数计算参考值(XlogP):无

2.氢键供体数量:0

3.氢键受体数量:2

4.可旋转化学键数量:0

5.互变异构体数量:无

6.拓扑分子极性表面积0

7.重原子数量:3

8.表面电荷:0

9.复杂度:0

10.同位素原子数量:0

11.确定原子立构中心数量:0

12.不确定原子立构中心数量:0

13.确定化学键立构中心数量:0

14.不确定化学键立构中心数量:0

15.共价键单元数量:3

氟化钡 表征图谱

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产品介绍:
产品名称:氟化钡 Cas号:7787-32-8 纯度:0-99% 包装信息:1kg,25kg,200kg,400kg,500kg 价格:洽谈
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