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Published TCIMAIL newest issue No.198
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CAS RN: 1668-00-4 | Product Number: A5009
Arsenazo III [Spectrophotometric reagent for U, Th, Zr and other metals, Indicator for the precipitation titration of SO4 with Ba]
![Chemical Structure of Arsenazo III [Spectrophotometric reagent for U, Th, Zr and other metals, Indicator for the precipitation titration of SO4 with Ba]](/medias/A5009.jpg?context=bWFzdGVyfHJvb3R8NTE2NzF8aW1hZ2UvanBlZ3xhRFpsTDJoaU1pODRPVEU1TnpNMU5qWTBOamN3TDBFMU1EQTVMbXB3Wnd8YWRjNjMwZjhhOWViNGZiZTcyOWFiYmQxODMzMmJmMjg1NGIxMzAxMTUxNTg2NjIwOWNmM2I2MGU0NGJjNTFiNg "Arsenazo III [Spectrophotometric reagent for U, Th, Zr and other metals, Indicator for the precipitation titration of SO4 with Ba]")
![Thumbnail of Arsenazo III [Spectrophotometric reagent for U, Th, Zr and other metals, Indicator for the precipitation titration of SO4 with Ba]](/medias/A5009.jpg?context=bWFzdGVyfHJvb3R8MTQ0Nzd8aW1hZ2UvanBlZ3xhRGt6TDJoaFppODRPVE16TVRjM056VXpOak13TDBFMU1EQTVMbXB3Wnd8ZWRmNDMyOTFlOGM1ZWY2ZTRiN2JjMTk2MGMxMTExZmE1OTZlYTJhN2Y4MzBlMDM5Yzc0NDhhYjZiMTZhYWJlNA)
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![Arsenazo III [Spectrophotometric reagent for U, Th, Zr and other metals, Indicator for the precipitation titration of SO4 with Ba]](/_ui/responsive/theme-tci/images/missing_product_zoom.jpg "Arsenazo III [Spectrophotometric reagent for U, Th, Zr and other metals, Indicator for the precipitation titration of SO4 with Ba]")
Purity: >90.0%(T)
Synonyms:
- 2,7-Bis(2-arsonophenylazo)-1,8-dihydroxynaphthalene-3,6-disulfonic Acid
Product Documents:
| Size | Unit Price | Belgium | Japan* | Quantity |
|---|---|---|---|---|
| 1G |
€35.00
|
20 | 37 |
|
| 5G |
€111.00
|
33 | ≥60 |
|
*Stock available in Belgium will be delivered in 1 to 3 days
*Stock available in Japan will be delivered in 1 to 2 weeks (excludes regulated items and dry ice shipments).
| Product Number | A5009 |
Purity / Analysis Method 
|
>90.0%(T) |
| Molecular Formula / Molecular Weight | C__2__2H__1__8As__2N__4O__1__4S__2 = 776.36 |
| Physical State (20 deg.C) | Solid |
| Storage Temperature
|
Room Temperature (Recommended in a cool and dark place, <15°C) |
| Packaging and Container
|
1G-Glass Bottle with Plastic Insert (View image) |
| CAS RN | 1668-00-4 |
| Reaxys Registry Number | 1899806 |
| PubChem Substance ID | 87563103 |
| MDL Number | MFCD00036695 |
Specifications
| Appearance | Dark green to Dark red to Black powder to crystaline |
| Purity(Neutralization titration) | min. 90.0 %(after drying) |
| Lambda max. | 535.0 to 545.0 nm |
| Absorbance | min. 0.600(16mg/L, 535.0 to 545.0 nm)(calcd.on dried substance) |
| Drying loss | max. 5.0 % |
| Calcium | max. 0.1 % |
| Sensitiveness | to pass test |
Properties (reference)
| Solubility (insoluble in) | Ethanol, Acetone, Ether |
GHS
| Pictogram |
|
| Signal Word | Danger |
| Hazard Statements | H301 + H331 : Toxic if swallowed or if inhaled. H410 : Very toxic to aquatic life with long lasting effects. |
| Precautionary Statements | P261 : Avoid breathing dust. P273 : Avoid release to the environment. P264 : Wash skin thoroughly after handling. P391 : Collect spillage. P301 + P310 + P330 : IF SWALLOWED: Immediately call a POISON CENTER/doctor. Rinse mouth. P403 + P233 : Store in a well-ventilated place. Keep container tightly closed. |
Related Laws:
| EC Number | 216-788-6 |
Transport Information:
| UN Number | UN3465 |
| Class | 6.1 |
| Packing Group | III |
| HS Number | 2931900090 |
PubMed Literature
Product Documents (Note: Some products will not have analytical charts available.)
Safety Data Sheet (SDS)
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Specifications
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