Zincon Monosodium Salt AR
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CAS :
62625-22-3
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REF :
26931
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| QUANTITY |
PRICE |
ENQUIRY |
|
1 gm |
Rs
1160.00
|
|
|
5 gm |
Rs
5180.00
|
|
- Formula: C₂₀H₁₅N₄NaO₆S (2-carboxy-2'-hydroxy-5'-sulfoformazylbenzene)
- CAS: 62625-22-3
- EC No.: 263-571-8
- M (Molar Mass): 462.41 g/mol
- D (Density): Not applicable
- mp (Melting Point): >250°C (decomposes)
- bp (Boiling Point): Not applicable
- Optical Rotation: Not applicable
- Assay (Spectrophotometric): ≥ 98.0 %
- Appearance: Orange to reddish-brown powder
- Solubility: Soluble in water and alkaline solutions
- λmax (in water, pH 9): ~620 nm (free ligand), ~620 nm (Zn complex)
- Zinc Complex: Forms blue complex with Zn²⁺ at pH 9.0 (ε ~ 2.0×10⁴ L·mol⁻¹·cm⁻¹)
- Interference: Copper and mercury also form colored complexes
- Loss on Drying: ≤ 5.0 %
- Residue on Ignition: 8.0 – 12.0 %
- Hazard: May cause eye irritation
- Safety: Wear protective gloves/eye protection
- Storage: Store in a cool, dry place in a tightly closed container. Protect from light
