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CRESOL RED INDICATOR AR/ACS |
| Article No. | 51655 | Grade | AR/ACS | |
| Synonyms | o-Cresolsulphonphthalein | C.I. No. | — | |
| CAS No. | 1733-12-6 | Purity | — | |
| Molecular Formula | C21H18O5S | Molecular Weight | 382.44 | |
| H.S. Code | 2934.9990 | Shelf Life | 60 Months | |
| Physical Properties | ||||
| Physical state at 20 °C | Solid | Colour | Dark red to brown | |
| Specifications Parameters | ||||
| Description | Green to Dark Red or Maroon crystals or powder. | |||
| pH Transition range | pH 0.5 – 2.5
Pink to Brownish yellow |
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| pH Transition range | pH 6.5 – 8.5
Yellow to Purple |
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| Absorption maximum
1 (pH 0.5) 2 (pH 2.5) 3 (pH 6.5) 4 (pH 8.5) |
517 – 520 nm 432 – 436 nm 432 – 436 nm 517 – 574 nm |
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| Absorptivity (A1%/1 cm at
1 max (pH 0.5) 2 (pH 2.5) 3 (pH 6.5) 4 (pH 8.5) On dried substance |
1180 – 1230 490 – 540 490 – 540 1000 – 1050
|
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| Loss on drying (at 110°C) | Max. 5.0% | |||
| Properties | o-Cresolsulphonphthalein an acid-base indicator. | |||
| Note(s): 1] Assay (if applicable) method mentioned.
WARNING Hazard statements: Not hazardous. No hazards. Precautionary statements Prevention: ———————————————- Response: ————————————————
|
IMDG Code : —
UN No. : — IATA : — |
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| Disposal: ———————– | ||||
| Hazard Pictogram(s) : — | ||||
| Manufacturer | Auraiya Laboratory Chemicals Pvt Ltd | Net Packing | 5 gm, 5 x 5 gm, 25gm, 4 x 25gm, 10x25gm |
| Country of Origin | India | Website | www.auraiyalabchem.com |
| Item model number | 51655 | 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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