Sodium (meta)arsenite
Sodium metaarsenite (CAS 7784-46-5), with the linear formula NaAsO 2 and a molecular weight of 129.91 g/mol, is a chemical compound supplied by Tech Serve Solutions. This highly toxic inorganic salt is recognised for its applications in chemical synthesis and as a reagent in various analytical and industrial processes. It is provided as a purum p.a. grade, ensuring reliable performance for research and development.
- IUPAC
- Sodium dioxoarsenate
- Synonyms
- Sodium dioxoarsenate
Chemical Synthesis
Sodium metaarsenite serves as a versatile reagent in organic and inorganic synthesis, enabling the formation of various arsenic-containing compounds. Its reactivity is crucial for specific synthetic pathways in research laboratories.
Analytical Reagent
Used in analytical chemistry, this compound can be employed in specific titrations and qualitative tests. Its precise concentration as a 0.05 M solution is valuable for accurate analytical procedures.
Industrial Applications
Historically, arsenic compounds have found utility in certain industrial applications, such as in the production of specialised glass or as a component in wood preservatives. Use is subject to stringent regulatory control.
| Molecular weight | 129.91 |
|---|---|
| Linear formula | NaAsO2 |
| Assay | ≥99.0% (RT) |
| Grade | purum p.a. |
| Concentration | 0.05 M NaAsO2 |
Hazard statements
- H300Fatal if swallowed
- H331Toxic if inhaled
- H350May cause cancer
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P201Obtain special instructions before use
- P261Avoid breathing dust, fume, gas or vapours
- P264Wash thoroughly after handling
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2027 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 45-23/24/25-50/53 |
| Safety statements (S) | 53-20/21-28-36/37-45-60-61 |
| Cation traces | Ca: ≤50 mg/kgCd: ≤50 mg/kgCo: ≤50 mg/kgCu: ≤50 mg/kgFe: ≤50 mg/kgK: ≤100 mg/kgNi: ≤50 mg/kgPb: ≤50 mg/kgZn: ≤50 mg/kg |
| Anion traces | chloride (Cl-): ≤500 mg/kgsulfate (SO42-): ≤50 mg/kg |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Shelf Life | (limited shelf life, expiry date on the label) |
|---|---|
| Factor | 1.000 ±0.005 |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Sodium (meta)arsenite used for?
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Sodium metaarsenite is used in chemical synthesis and as an analytical reagent. Its applications are primarily within laboratory and industrial settings where its specific chemical properties are required.
What is the CAS number and formula for Sodium (meta)arsenite?
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The CAS number for Sodium (meta)arsenite is 7784-46-5, and its linear formula is NaAsO 2 .
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Sodium (meta)arsenite in purum p.a. grade with an assay of ≥99.0% (RT). TSS does not represent this product as USP, BP, or EP grade.
How should Sodium (meta)arsenite be handled?
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Sodium metaarsenite is highly toxic and poses significant health and environmental risks. Handling requires strict adherence to safety protocols, including the use of appropriate personal protective equipment (e.g., gloves, full-face respirator) and working in a well-ventilated area or fume hood to avoid inhalation, ingestion, and skin contact. Refer to the Safety Data Sheet for detailed guidance.
How is Sodium (meta)arsenite packed, shipped, and exported?
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Sodium metaarsenite is packed and shipped according to strict international regulations for hazardous materials, such as UN 2027, Class 6.1, PG II. Tech Serve Solutions expertly manages export documentation and compliance for global distribution.
Can I request a sample or quote for Sodium (meta)arsenite?
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Yes, samples and quotes for Sodium (meta)arsenite can be requested directly through the Tech Serve Solutions website or by contacting our sales department. Please specify the required quantity and intended application.
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