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氰化银

氰化银用途

【用途一】
用作贵金属电镀试剂及添加剂
【用途二】
用作分析试剂
【用途三】
医药,镀银,防护涂料用于压热器的衬里,电接触、飞机发动机轴承的电镀。

氰化银名称

[ CAS 号 ]:
506-64-9

[ 中文名 ]:
氰化银

[ 英文名 ]:
Silver cyanide

[英文别名 ]:

氰化银物理化学性质

[ 密度 ]:
3.95

[ 沸点 ]:
25.7ºC at 760 mmHg

[ 熔点 ]:
300ºC

[ 分子式 ]:
CAgN

[ 分子量 ]:
133.886

[ 精确质量 ]:
132.908173

[ PSA ]:
23.79000

[ LogP ]:
0.01678

[ 外观性状 ]:
白色至灰白色粉末

[ 折射率 ]:
1.685

[ 储存条件 ]:
库房通风低温干燥,与碱、酸类、食品添加剂分开存放

[ 稳定性 ]:
May decompose in light. Incompatible with strong acids, ammonia, hydrogen peroxide. Forms an explosive mixture with fluorine.

[ 水溶解性 ]:
insoluble | 每100毫升水中的溶解克数: 1.467×10-7/20℃

氰化银MSDS

氰化银毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :
VW3850000
CHEMICAL NAME :
Silver cyanide
CAS REGISTRY NUMBER :
506-64-9
BEILSTEIN REFERENCE NO. :
4360924
LAST UPDATED :
199701
DATA ITEMS CITED :
7
MOLECULAR FORMULA :
C-Ag-N
MOLECULAR WEIGHT :
133.89
WISWESSER LINE NOTATION :
AG CN

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
28ZPAK "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku," Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha, Czechoslovakia, 1972 Volume(issue)/page/year: -,13,1972
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
28ZPAK "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku," Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha, Czechoslovakia, 1972 Volume(issue)/page/year: -,13,1972 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
123 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
28ZPAK "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku," Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha, Czechoslovakia, 1972 Volume(issue)/page/year: -,13,1972 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 81115 No. of Facilities: 483 (estimated) No. of Industries: 16 No. of Occupations: 15 No. of Employees: 2560 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 81115 No. of Facilities: 1252 (estimated) No. of Industries: 25 No. of Occupations: 23 No. of Employees: 16168 (estimated) No. of Female Employees: 4054 (estimated)

氰化银安全信息

[ 符号 ]:

GHS05, GHS06, GHS09

[ 信号词 ]:
Danger

[ 危害声明 ]:
H300 + H310 + H330-H318-H410

[ 补充危害声明 ]:
Contact with acids liberates very toxic gas.

[ 警示性声明 ]:
Missing Phrase - N15.00950417-P280-P302 + P352 + P310-P304 + P340 + P310-P305 + P351 + P338 + P310

[ 个人防护装备 ]:
dust mask type N95 (US);Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges

[ 危害码 (欧洲) ]:
T+:Verytoxic;N:Dangerous for the environment;

[ 风险声明 (欧洲) ]:
R26/27/28;R32;R50/53

[ 安全声明 (欧洲) ]:
S28-S29-S45-S60-S61-S7

[ 危险品运输编码 ]:
UN 1684

[ WGK德国 ]:
3

[ RTECS号 ]:
VW3850000

[ 包装等级 ]:
II

[ 危险类别 ]:
6.1

[ 海关编码 ]:
2843290010

氰化银上下游产品

氰化银制备

1.金属银法

将金属银先溶于硝酸,然后用水稀释,在不断搅拌下加入氰化钠,直到沉淀完全为止(在整个反应过程中使溶液保持弱酸性),再将沉淀物经分离、洗涤、干燥得氰化银。其反应式如下:

2.复分解法

在冷的硝酸银饱和溶液中,加浓的氰化钾溶液和氢氰酸经复分解反应得氰化银沉淀物,再经分离,洗涤、干燥得氰化银成品。其反应式如下:

3.将饱和硝酸银溶液与计量的78%氰化钾溶液混合,迅速过滤。将析出的氰化银重结晶两次,在140℃干燥4天。

氰化银海关

[ 海关编码 ]: 2843290010

氰化银文献

Crystal Structure, Electronic Structure, and Temperature-Dependent Raman Spectra of Tl[Ag(CN)(2)]: Evidence for Ligand-Unsupported Argentophilic Interactions.

Inorg. Chem. 37 , 1380, (1998)

The structure of thallium dicyanoargentate(I) has been determined crystallographically. The crystal structure shows an Ag-Ag distance of 3.11 _. This is the shortest Ag-Ag distance reported for any si...


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标题:氰化银_MSDS_用途_密度_氰化银CAS号【506-64-9】_化源网 地址:https://www.chemsrc.com/amp/cas/506-64-9_600382.html