| Identification | Back Directory | [Name]
calcium arsenite | [CAS]
52740-16-6 | [Synonyms]
Arsonic acid, calcium salt (1:1) (9CI) | [EINECS(EC#)]
258-147-3 | [Molecular Formula]
AsH3O3.Ca | [MOL File]
52740-16-6.mol | [Molecular Weight]
166.02 |
| Hazard Information | Back Directory | [Chemical Properties]
white powder(s); uncertain composition; preparation: passing steam over mixture of CaO and As2O3; uses: insecticide, germicide [MER06] [HAW93] | [Uses]
As insecticide, germicide, molluscicide. | [General Description]
A white granular powder. Insoluble in water. Contact may cause irritation to skin, eyes, and mucous membranes. Poisonous by ingestion and inhalation. | [Air & Water Reactions]
Insoluble in water. | [Reactivity Profile]
Has only weak oxidizing or reducing power but redox reactions can still occur. Soluble in dilute acids. [Hawley]. Produces toxic fumes of arsenic when heated to decomposition . | [Health Hazard]
INHALATION: Irritation of nose, laryngitis, bronchitis, huskiness of voice. Chronic exposure - perforation of nasal septum may occur. EYES: Irritation of conjunctiva, edema of eyelids may occur. Chronic exposure - conjunctivitis. SKIN: Skin eruptions and inflammation. Chronic exposure - irritation and occasionally ulceration. INGESTION: Dryness and irritation of mouth, difficulty in swallowing followed by vomiting, severe abdominal pain and diarrhea. Pain in limbs, headache, convulsions, muscular weakness and unconsciousness. Chronic exposure - weakness, loss of appetite, gastrointestinal disturbances, peripheral neuritis, occasionally hepatitis, and skin disorders such as keratitis and pigmentation. | [Fire Hazard]
Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes. Containers may explode when heated. Runoff may pollute waterways. | [Hazard]
A confirmed human carcinogen
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