HABA 98% AR For Automatic Analysis
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CAS :
1634-82-8
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REF :
25388
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| QUANTITY |
PRICE |
ENQUIRY |
|
1 gm |
Rs
430.00
|
|
|
5 gm |
Rs
1340.00
|
|
- Formula: C₁₈H₁₈N₄O₆
- CAS: 582-17-2
- EC No.: 209-480-3
- M (Molar Mass): 386.36 g/mol
- Full Name: 2-(4-Hydroxyphenylazo)benzoic acid
- Use: Chromogenic substrate for avidin-biotin assays
- Assay (HPLC): ≥ 98.0%
- Appearance: Orange to red crystalline powder
- Identification (UV): λmax 348 nm (pH 7.4), 500 nm (pH 10)
- Extinction Coefficient: ε₅₀₀ = 34,000 M⁻¹cm⁻¹ at pH 10
- Loss on Drying: ≤ 0.5%
- Sulfated Ash: ≤ 0.1%
- Heavy Metals (as Pb): ≤ 20 ppm
- Avidin Binding: Displaced by biotin (color change)
- Solubility: Soluble in alkaline solutions
- pH (saturated solution): 5.0-7.0
- Hazard: May be harmful if swallowed. Causes eye irritation.
- Safety: Wear protective gloves and eye protection.
- Storage: Store in tightly closed container at 2-8°C. Protect from light.
