Arsenic lump, 99.5%
Arsenic lump, 99.5% (CAS 7440-38-2) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-015749.
About Arsenic lump, 99.5%
Researchers and plant chemists source Arsenic lump, 99.5% from Zemixal for routine and specialised work. Identity at a glance (≥99.5%): CAS 7440-38-2, formula As and molar mass 74.92 g/mol. Expect black to grey lumps.
Where it is used
- Alloy preparation
- Evaporation sources
- Materials research
- Optics & photonics
Handling and storage
Physical constants on file: melting point 817 °C and density 5.727 g/mL at 25 °C. Hazard communication follows GHS (Danger: H301, H331, H400 and H410). Our SDS lists exposure controls and first-aid measures.
Standard pack sizes are 100 g, 500 g and 25 kg, and custom quantities are quoted on request. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Alloy preparation
- Evaporation sources
- Materials research
- Optics & photonics
Applications
Specifications and identifiers
| Product name | Arsenic lump, 99.5% |
|---|---|
| Catalogue number | ZX-015749 |
| CAS number | 7440-38-2 |
| IUPAC name | arsenic |
| Molecular formula | As |
| Molar mass | 74.92 g/mol |
| Exact mass | 74.9216 |
| Purity / assay | ≥99.5% |
| Physical form | Solid |
| Appearance | Black to grey lumps |
| Melting point | 817 °C |
| Density | 5.727 g/mL at 25 °C |
| H-bond donors / acceptors | 0 / 0 |
| Topological polar surface area | 0 Ų |
| HS code | 28048000 |
| InChIKey | RQNWIZPPADIBDY-UHFFFAOYSA-N |
| SMILES | [As] |
| PubChem CID | 5359596 |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H301Toxic if swallowed
- H331Toxic if inhaled
- H400Very toxic to aquatic life
- H410Very toxic to aquatic life with long lasting effects
Precautionary statements P261, P264, P270, P271, P273, P301 + P316, P304 + P340, P316, P321, P330, P391, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 100 g | Quoted on request | |
| 500 g | Quoted on request | |
| 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Arsenic lump, 99.5%
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