Sodium methylarsonate
- CAS No.
- 2163-80-6
- Chemical Name:
- Sodium methylarsonate
- Synonyms
- merge;monex;bueno;drexar;monate;phyban;asazol;bueno6;gepiron;herbanm
- CBNumber:
- CB7312715
- Molecular Formula:
- CH4AsO3.Na
- Molecular Weight:
- 161.95
- MOL File:
- 2163-80-6.mol
- MSDS File:
- SDS
- Modify Date:
- 2023/4/23 13:52:06
| Melting point | 113-116°C |
|---|---|
| Density | 1.50 |
| form | solid |
| Water Solubility | >=10 g/100 mL at 22 ºC |
| EPA Substance Registry System | Monosodium methanearsonate (2163-80-6) |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |   GHS06,GHS09 |
|---|---|
| Signal word | Danger |
| Hazard statements | H301+H331-H410 |
| Precautionary statements | P261-P304+P340+P312-P403+P233 |
| Hazard Codes | Xn,N,T |
| Risk Statements | 22-50/53-23/25 |
| Safety Statements | 20/21-28-45-60-61 |
| RIDADR | UN 1557 |
| RTECS | PA2625000 |
| HazardClass | 6.1(b) |
| PackingGroup | III |
Sodium methylarsonate Chemical Properties,Uses,Production
Chemical Properties
White solid. Very solu- ble in water.
Uses
Postemergence herbicide for grassy weeds.
Definition
The monosodiumsalt of methylarsonic acid.
General Description
Odorless colorless solid. Solution may be red or green. Solid may float or sink in water; solid and solution mix with water.
Air & Water Reactions
Water soluble.
Reactivity Profile
Sodium methylarsonate is decomposed by strong oxidizers and reducers.
Hazard
Toxic; poison.
Health Hazard
Subacute poisoning by arsenicals causes salty taste, burning in throat and stomach, and intestinal pain. Acute toxicity indicated by headache, vomiting, stupor, convulsions, paralysis. About 1 ounce to 1 pound must be taken to cause these symptoms.
Fire Hazard
Special Hazards of Combustion Products: Toxic gases may be generated in fires.
Trade name
WEED-BROOM® (DSMA+Bomacil+2,4-D); WEEDE-RAD®; WEED-S-RAD®; WEED HOE®
Safety Profile
Poison by unspecified route. Moderately toxic by ingestion. A skin and eye irritant. When heated to decomposition it emits toxic fumes of As and Na2O.
Potential Exposure
Those exposed to this organometallic, selective pesticide used for postemergence control of grasses, sedges, and weeds.
Shipping
UN2994 Arsenical pesticides, liquid, toxic, Hazard Class: 6.1; Labels: 6.1-Poisonous materials. UN3280 Organoarsenic compound, liquid, n.o.s., Hazard Class: 6.1; Labels: 6.1-Poisonous materials, Technical Name Required, Potential Inhalation Hazard (Special Provision 5).
Incompatibilities
Incompatible with oxidizers (chlorates, nitrates, peroxides, permanganates, perchlorates, chlorine, bromine, fluorine, etc.); contact may cause fires or explosions. Keep away from alkaline materials, strong bases, strong acids, oxoacids, epoxides. Incompatible with reducing agents
Waste Disposal
Disposal of unused product must be undertaken by qualified personnel who are knowledgeable in all applicable regulations and follow all pertinent safety precautions including the use of appropriate protective equipment. For proper handling and disposal, always comply with federal, state, and local regulations.
Sodium methylarsonate Preparation Products And Raw materials
| Supplier | Tel | Country | ProdList | Advantage | Inquiry |
|---|---|---|---|---|---|
| Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 | China | 21667 | 55 | Inquiry |
| CONIER CHEM AND PHARMA LIMITED | +8618523575427 | China | 49392 | 58 | Inquiry |
| TargetMol Chemicals Inc. | +1-781-999-5354 +1-00000000000 | United States | 19892 | 58 | Inquiry |
| Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418671 +8618949823763 | China | 34571 | 58 | Inquiry |
| Hebei Guanlang Biotechnology Co., Ltd. | +8619930503259 | China | 18424 | 58 | Inquiry |
| Aladdin Scientific | +1-+1(833)-552-7181 | United States | 52927 | 58 | Inquiry |
| Shanghai Aladdin Biochemical Technology Co.,Ltd. | +86-18521732826 | China | 48465 | 58 | Inquiry |
| Hubei xingongli Chemical Co., Ltd | 027-59106151 15172325309 | China | 9945 | 58 | Inquiry |
| TargetMol Chemicals Inc. | 15002134094 | China | 28091 | 58 | Inquiry |
| Nanjing Sunlida Biological Technology Co., Ltd. | 025-57798810 | China | 3239 | 55 | Inquiry |