o-CRESOLPHTHALEINE pH INDICATOR AR |
Article No. | 13340 | Grade | Analytical Reagent | |
Synonyms | 3,3-Dimethyl phenolphthalein | C.I. No. | — | |
CAS No. | 596-27-0 | Purity | — | |
Molecular Formula | C22H18O4 | Molecular Weight | 346.39 | |
H.S. Code | 2932.2090 | Shelf Life | 60 Months | |
Physical Properties | ||||
Physical state at 20 °C | Solid | Colour | Light brown | |
Melting point | 223 – 225°C | |||
Specifications Parameters | ||||
Description | White to light yellow and faint beige to light beige and faint brown to light brown, light pinkish powder. | |||
Melting point | 223 – 225°C | |||
pH Transition range | 8.2 – 9.8
Colourless to Violet red |
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Absorption maximum (in 0.1N NaOH) | 566 (381) nm | |||
Sulphated ash | Max. 0.1% | |||
Loss on drying (at 110°C) | Max. 4.0% | |||
Properties | An acid base indicator, changes from colourless to red between pH 8.2 and 9.8. Store below 30°C | |||
Note(s): 1] Assay (if applicable) method mentioned.
WARNING Hazard statements: Not hazardous. No hazards. Precautionary statements Prevention: ———————————————- Response: ————————————————
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IMDG Code : —
UN No. : — IATA : — |
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Disposal: ———————– | ||||
Hazard Pictogram(s) : — | ||||
Manufacturer | Auraiya Laboratory Chemicals Pvt Ltd | Net Packing | 5gm, 5 x 5gm, 25gm, 4x25gm, 100gm, 5x100gm |
Country of Origin | India | Website | www.auraiyalabchem.com |
Item model number | 13340 | Order now | sales@auraiyalabchem.com |
Packer | Auraiya Laboratory Chemicals Pvt Ltd | Contact us | +91 879 151 1893 |
Importer | Auraiya Laboratory Chemicals Pvt Ltd | Customer Care | info@auraiyalabchem.com |
Date- 10.11.2024
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