| Identification | |
| Name: | Arsonic acid, methyl-,monosodium salt (9CI) |
| Synonyms: | Methanearsonicacid, monosodium salt (8CI);Ansar 170;Ansar 170L;Ansar 529;Bueno 6;Daconate;Gepiron;MSMA;Monosodium acid methanearsonate;Monosodium acidmetharsonate;Monosodium methanearsonate;Monosodium methylarsonate;Sodiumacid methanearsonate;Weed 108; |
| CAS: | 2163-80-6 |
| EINECS: | 218-495-9 |
| Molecular Formula: | CH4AsNaO3 |
| Molecular Weight: | 161.96 |
| InChI: | InChI=1/CH4.AsH3O3.Na/c;2-1(3)4;/h1H4;1H,(H2,2,3,4);/q;;+1/p-2 |
| Molecular Structure: |  |
| Properties | |
| Transport: | UN 1557 |
| Melting Point: | 113-116 ºC |
| Density: | 1.50 |
| Stability: | Stable to hydrolysis. |
| Water Solubility: | >=10 G/100 ML AT 22 ºC |
| Solubility: | >=10 g/100 mL at 22 ºC in water |
| Appearance: | Odorless colorless solid. Solution may be red or green. |
| Specification: |
Monomethylarsonic acid (2163-80-6) also can be called Ansar ; MSMA ; Sodium hydrogen methylarsonate ; Arsonic acid, methyl-, sodium salt ; Natriumhydrogen-methylarsonat . |
| Report: |
Arsenic and its compounds are on the Community Right-To-Know List. EPA Genetic Toxicology Program. |
| Packinggroup: | III |
| Storage Temperature: | Solid formulations are somewhat hygroscopic and should be stored in dry place. Methanearsonic acid |
| Color: | White solid |
| Usage: | Herbicide. |
| Safety Data | |
| Hazard Symbols |
Xn: Harmful
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