SPADNS AR
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CAS :
23647-14-5
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REF :
26586
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| QUANTITY |
PRICE |
ENQUIRY |
|
1 gm |
Rs
350.00
|
|
|
5 gm |
Rs
1320.00
|
|
|
25 gm |
Rs
4160.00
|
|
- Formula: C₁₆H₉N₂Na₃O₁₁S₃ (Trisodium salt)
- Chemical Name: 2-(4-Sulfophenylazo)-1,8-dihydroxy-3,6-naphthalenedisulfonic acid, trisodium salt.
- CAS: 3861-73-2
- EC No.: 223-394-0
- M (Molar Mass): 580.37 g/mol
- Appearance: Orange-red to brown powder.
- Assay (Dye Content): ≥ 85 %
- Appearance: Orange-red to brown powder.
- Absorbance Spectrum: Conforms to standard (λmax ~570 nm).
- Suitability for Fluoride Determination: Passes test (sensitive and selective color change with fluoride).
- Loss on Drying: ≤ 5.0 %
- Insoluble Matter (in water): ≤ 0.1 %
- Hazard: Not classified.
- Storage: Store in a cool, dry, dark place in a tightly closed container.
