Chlorophenol Red
CAS: 4430-20-0
Molecular Formula: C19H12Cl2O5S
Molecular Weight: 423.2666
Product Detail
| Product Code | 28830424 | ||||
| Product Name | Chlorophenol Red | ||||
| Categories | Stains & Indicators | ||||
| CAS | 4430-20-0 | ||||
| Molecular Formula | C19H12Cl2O5S | ||||
| Molecular Weight | 423.2666 | ||||
| Storage Details | Ambient | ||||
| Harmonised Tariff Code | 29349990 |
Product Specification
| Loss on Drying | max 7.00% | ||||
| Assay | min 93.00% | ||||
| Specific absorption | min 1550.0 | ||||
| Appearance | Crystalline powder or chunks | ||||
| Solubility at 0.1% (95% Ethanol) | Clear solution | ||||
| pH Transition – Colour Change | pH 4.8 (Brownish Yellow) – pH 6.4 (Violet) | ||||
| Wavelength of Maximum Absorption in 0.1N NaOH | 573.0 – 579.0nm |
Safety Information
| Pictograms |
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| Signal word | Warning | ||||
| Hazard statements | H315: Causes skin irritation
H319: Causes serious eye irritation H335: May cause respiratory irritation |
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| Precautionary statements | P261: Avoid breathing dust/fume/gas/mist/vapours/spray
P280: Wear protective gloves/protective clothing/eye protection/face protection P305+351+338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do, continue rinsing P308+313: IF exposed or concerned: Get medical advice/attention |