Products Categories
| CAS No.: | 7784-41-0 |
|---|---|
| Name: | POTASSIUM ARSENATE |
| Article Data: | 28 |
| Molecular Structure: | |
|
|
|
| Formula: | AsH3 O4 . K |
| Molecular Weight: | 180.033 |
| Synonyms: | Arsenicacid (H3AsO4), monopotassium salt (8CI,9CI); Potassium arsenate (KH2AsO4)(6CI,7CI); Dihydrogen potassium arsenate; Hydrogen potassium arsenate(H2KAsO4); Macquer's salt; Monopotassium arsenate; Monopotassium dihydrogenarsenate; Potassium acid arsenate; Potassium dihydrogen arsenate; Potassiumdihydrogen arsenate (KH2AsO4); Potassium dihydrogen orthoarsenate; Potassiumhydrogen arsenate (KH2AsO4) |
| Density: | 2.867 |
| Melting Point: | 288 |
| Solubility: | slightly |
| Hazard Symbols: | Toxic by ingestion and inhalation, strong irritant. |
| Risk Codes: | 45-23/25-50/53 |
| Safety: | Confirmed human carcinogen. Mutation data reported. When heated to decomposition it emits toxic fumes of arsenic. See also ARSENIC COMPOUNDS. |
| PSA: | 80.59000 |
| LogP: | -1.73240 |
- 81281-59-67-Benzylideneaminotheophylline
- 82993-81-5D-threo-Ritalinic acid hydrochloride
- 852475-26-4MC1568
- 958254-66-51H-Imidazo[4,5-b]pyridine-2-carboxaldehyde, 1-methyl-, hydrochloride
- 99170-93-1N-Methyl-2-oxazolamine
- 914458-26-7[5-(2-fluorophenyl)-1-pentyl-1H-pyrrol-3-yl]-1-naphthalenyl-Methanone
- 894852-01-87-BROMO-2,2-DIMETHYL-2H-PYRIDO[3,2-B][1,4]OXAZIN-3(4H)-ONE
- 90221-55-92-bromo-5-methylbenzaldehyde
- 885590-99-82,3-DIFLUORO-4-IODOBENZALDEHYDE
- 97730-31-9(S)-4'-(2-Methylbutyl)Biphenyl-4-Carbonitrile
- Total:4 Page 1 of 1 1
What can I do for you?
Get Best Price
Chemistry
IUPAC Name: potassium dihydrogen arsorate
Molecular Weight: 180.03338 g/mol
Molecular Formula: AsH2KO4
H-Bond Donor: 2
H-Bond Acceptor: 4
Melting Point: 277-283 °C(lit.)
Density: 2.867
Solubility: clear to very slightly hazy, colorless to faintly yellow
Appreance: white to off-white powder
Merck: 13,7689
Exact Mass: 179.880612
MonoIsotopic Mass: 179.880612
Topological Polar Surface Area: 80.6
Heavy Atom Count: 6
EINECS: 232-065-8
Complexity: 61.9
Canonical SMILES: O[As](=O)(O)[O-].[K+]
InChI: InChI=1S/AsH3O4.K/c2-1(3,4)5;/h(H3,2,3,4,5);/q;+1/p-1
InChIKey: GVPLVOGUVQAPNJ-UHFFFAOYSA-M
Synonyms of Arsenic acid, monopotassium salt (CAS NO.7784-41-0): Arsenic acid potassium salt ; Potassium dihydrogen arsenate ; Potassium arsenate ; Potassium arsenate monobasic ; Arsenic acid potassium ; Monopotassium arsenate ; Potassium arsenate monobasic anhydrous ; Potassium dihydrogenarsenate , 99.9+%
Uses
Arsenic acid, monopotassium salt (CAS NO.7784-41-0) is used to be pesticides, leather preservation, reagent, optical, electronic materials and so on.
Consensus Reports
IARC Cancer Review: Human Sufficient Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of chemicals to Man . 23 (1980),p. 39.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) . Reported in EPA TSCA Inventory. ARSENIC and its compounds are on the Community Right-To-Know List.
Safety Profile
Confirmed human carcinogen. Mutation data reported. When heated to decomposition it emits toxic fumes of ARSENIC. See also ARSENIC COMPOUNDS.
Hazard Codes: 
T, 
N
Risk Statements: 45-23/25-50/53
R45: May cause cancer
R23/25: Toxic by inhalation and if swallowed
R50/53: Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment
Safety Statements: 53-45-60-61
S53: Avoid exposure - obtain special instructions before use
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible)
S60: This material and its container must be disposed of as hazardous waste
S61: Avoid release to the environment. Refer to special instructions / safety data sheets
RIDADR: UN 1677 6.1/PG 2
WGK Germany: 3
RTECS: CG1100000
HazardClass: 6.1(a)
PackingGroup: II
Standards and Recommendations
OSHA PEL: TWA 0.01 mg(As)/m3; Cancer Hazard
ACGIH TLV: TWA 0.01 mg/m3; Confirmed Human Carcinogen; BEI: 35 μ (As)/L inorganic arsenic and methylated metabolites in urine
NIOSH REL: (Arsenic, Inorganic) CL 2 µg(As)/m3/15 M
DOT Classification: 6.1; Label: Poison
Specification
Arsenic acid, monopotassium salt (CAS NO.7784-41-0) is high toxic. It is noncombustible and it will decomposition of toxic arsenic fumes when heating. So the storage environment should be ventilate, low-temperature and dry.