Indicators & stains
BROMOCRESOL PURPLE INDICATOR AR
Adsorption indicator for the bromide and chloride determination. 5,5'-Dibromo-o-cresolsulphonphthalein
- Article code
- 02280
- CAS
- 115-40-2
- Grade
- AR
- Category
- Indicators & stains
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Properties
- Article No.
- 02280
- Grade
- AR
- CAS No.
- 115-40-2
- Molecular Formula
- C21H16Br2O5S
- Molecular Weight
- 540.24
- H.S. Code
- 2942.0090
- Shelf Life
- 60 Months
Product information
| Article No. | 02280 | Grade | AR |
| Purity | CAS No. | 115-40-2 | |
| Molecular Formula | C21H16Br2O5S | Molecular Weight | 540.24 |
| H.S. Code | 2942.0090 | Shelf Life | 60 Months |
Physical Properties
| Physical state at 20 °C | Solid | Colour | Purple to pink to yellow |
| Melting point/ Freezing point [°C] | 240 °C | Solubility in water [% weight] | Insoluble in water |
Specifications
| Appearance | Grey to light purple or pink to yellow-tan powder | pH transition (5.2 - 6.8) | Yellow to purple |
| Appearance of solution | Conforms | Loss on drying (at 110°C) | Max 1% |
| Sensitivity test | Passes test |
Packaging options
- 5 g (00005)
- 25 g (00025)
Details
BROMOCRESOL PURPLE INDICATOR AR Adsorption indicator for the bromide and chloride determination. 5,5'-Dibromo-o-cresolsulphonphthalein MSDS DE EN FR KO PT ES TH TR COAs Packings 5 g (00005) 25 g (00025) Print friendly version Article No. 02280 Grade AR Purity CAS No. 115-40-2 Molecular Formula C 2 1 H 1 6 Br 2 O 5 S Molecular Weight 540.24 H.S. Code 2942.0090 Shelf Life 60 Months Physical Properties Physical state at 20 °C Solid Colour Purple to pink to yellow Melting point/ Freezing point [°C] 240 °C Solubility in water [% weight] Insoluble in water Specifications Appearance Grey to light purple or pink to yellow-tan powder pH transition (5.2 - 6.8) Yellow to purple Appearance of solution Conforms Loss on drying (at 110°C) Max 1% Sensitivity test Passes test Safety Information and Hazard Symbols Symbol: GHS07 Signal Word: Warning Hazardous Statement: H315-H319-H335 Precaution Statement: P261-P305 + P351 + P338 Revision Date: 12-Jan-2026 Home Lab Chemicals Adsorption Indicators BROMOCRESOL PURPLE INDICATOR