镉酸钙
镉酸钙用途
铬酸钙用作防锈颜料,配制带锈底漆,有良好防锈性能,特别是对轻金属(如镁合金)有良好的防锈效果。用作信号弹药、化学试剂、氧化剂及阻蚀剂。用作熔盐电池的活化剂和去极化剂。
镉酸钙名称
[ CAS 号 ]:
10060-08-9
[ 中文名 ]:
镉酸钙
[ 英文名 ]:
CALCIUM CHROMATE
[中文别名 ]:
[英文别名 ]:
- Calcium chrome(VI) dihydrate
- Chromic acid,calcium salt (1:1),dihydrate
- Calcium chromate dihydrate
- Steinbuhl Yellow
镉酸钙物理化学性质
[ 分子式 ]:
CaCrH4O6
[ 分子量 ]:
192.10200
[ 精确质量 ]:
191.90400
[ PSA ]:
98.72000
[ 储存条件 ]:
库房通风低温干燥,与有机物,还原剂分开存放
镉酸钙毒性和生态
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- GB2800000
- CAS REGISTRY NUMBER :
- 10060-08-9
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 25
- MOLECULAR FORMULA :
- Cr-O4.Ca.2H2-O
- MOLECULAR WEIGHT :
- 192.12
- WISWESSER LINE NOTATION :
- CA CR-O4 &QH 2
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
MUTATION DATA
- TYPE OF TEST :
- Morphological transformation
- TEST SYSTEM :
- Rodent - hamster Kidney
- REFERENCE :
- CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 35,1058,1975 *** REVIEWS *** ACGIH TLV-TWA 0.05 mg(Cr)/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-Confirmed 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 IARC Cancer Review:Animal Sufficient Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 2,100,1972 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.5 mg(Cr)/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: 3,35,1971 OSHA PEL (Gen Indu):CL 0.1 mg(CrO3)/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):CL 0.1 mg(CrO3)/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):CL 0.1 mg(CrO3)/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):CL 0.1 mg(CrO3)/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-ARAB Republic of Egypt:TWA 0.5 mg/m3 JAN 1993 OEL-AUSTRALIA:TWA 0.5 mg/m3 JAN 1993 OEL-BELGIUM:TWA 0.5 mg/m3 JAN 1993 OEL-DENMARK:TWA 0.5 mg/m3 JAN 1993 OEL-FINLAND:TWA 0.5 mg/m3 JAN 1993 OEL-FRANCE;Skin JAN 1993 OEL-INDIA:TWA 0.5 mg/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 0.5 mg/m3 JAN 1993 OEL-SWEDEN:TWA 0.5 mg/m3 JAN 1993 OEL-SWITZERLAND:TWA 0.5 mg/m3 JAN 1993 OEL-THAILAND:TWA 1 mg/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.5 mg/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 CHROMIUM(VI)-air:10H CA TWA 0.001 mg(Cr)/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
镉酸钙制备
1.铬酸钠溶液预热,同足量NaOH混合,保持pH值为10~11,并与过量20%的CaCl2溶液混合,于100℃加热,沉淀滤洗后于230℃干燥,制得含CaCrO489.55%的颜料铬酸钙。
2.轻质碳酸钙50份与等量水捏合成浆,缓慢注入34份盐酸,然后加18份氢氧化钠煮沸,再加68份重铬酸钾在100份水中的溶液,继续煮沸,滤洗、烘干,得到无定型铬酸钙黄色粉末。
3.52kgCa(OH)2与6.5L水混成浆,搅拌下分次加入64.1kg铬酐,浆料球磨10h,得含40%水分的浆料,直接干燥后于600℃煅烧1h,粉碎即得铬酸钙颜料。
推荐生产厂家/供应商:
暂无推荐供应商。请联系客服获知如何成为推荐供应商。
相关化合物
【镉酸钙】化源网提供镉酸钙CAS号10060-08-9,镉酸钙MSDS及其说明、性质、英文名、生产厂家、作用/用途、分子量、密度、沸点、熔点、结构式等。CAS号查询镉酸钙上化源网,专业又轻松。>>电脑版:镉酸钙
标题:镉酸钙_用途_分子量_结构式_镉酸钙CAS号【10060-08-9】_化源网 地址:https://m.chemsrc.com/mip/cas/10060-08-9_670098.html