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BROMO PHENOL BLUE INDICATOR AR/ACS |
| Article No. | 51050 | Grade | AR/ACS | |
| Synonyms | 3,3’,5,5’-Tetrabromophenol sulphonephthalein, BPB | C.I. No. | — | |
| CAS No. | 115-39-9 | Purity | — | |
| Molecular Formula | C19H10Br4O5S | Molecular Weight | 669.98 | |
| H.S. Code | 2934.9990 | Shelf Life | 60 Months | |
| Physical Properties | ||||
| Physical state at 20 °C | Solid | Colour | Pale orange | |
| Solubility | 20 ppm in ethanol yields clear solution. | Odour | Odorless | |
| Specifications Parameters | ||||
| Description | Pink-orange to red to purple powder. | |||
| pH Transition Range | pH 3.0 to 4.6
Greenish yellow – Blue violet |
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| Clarity of solution | To pass the test. | |||
| Absorption maximum
λ1 (pH 3.0) λ2 (pH 4.6) |
434 – 439 nm 590 – 593 nm |
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| Absorptivity (A1%/1 cm at λ1 (pH 3.0) on dried substance) | 350 – 385 | |||
| Absorptivity (A1%/1 cm at λ2 (pH 4.6) on dried substance) | 940 – 1000 | |||
| Loss on drying (at 110°C) | Max. 1.0% | |||
| Properties | Soluble in sodium hydroxide solution, partially soluble in alcohol and benzene, almost in water. | |||
| 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 | 5gm & 25gm |
| Country of Origin | India | Website | www.auraiyalabchem.com |
| Item model number | 51050 | 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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