P-XYLENOL BLUE
Synonym(s):p-Xylenol Blue;p-Xylenolsulfonephthalein
- CAS NO.：125-31-5
- Empirical Formula: C23H22O5S
- Molecular Weight: 410.48
- MDL number: MFCD00005870
- EINECS: 204-736-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-01-27 09:38:02
What is P-XYLENOL BLUE?
Chemical properties
P-XYLENOL BLUE is Brown powder
The Uses of P-XYLENOL BLUE
Indicator, used in 0.02% solution: pH 1.2 red, 2.8 yellow, 9.6 blue.
The Uses of P-XYLENOL BLUE
Xylenol Blue is used in methods and devices that change color to indicate the presence of opioids and other narcotics.
What are the applications of Application
Xylenol Blue is a pH indicator dye
Properties of P-XYLENOL BLUE
| Melting point: | 212°C (dec.) |
| Boiling point: | 577.2±50.0 °C(Predicted) |
| Density | 1.346±0.06 g/cm3(Predicted) |
| solubility | Solubility Slightly soluble in water, soluble in ethanol |
| form | Powder |
| pka | 9.52(at 25℃) |
| color | Dark brown |
| Odor | Odorless |
| PH Range | 1.2(red)-2.8(yellow) 8(yellow)-9.6(blue) |
| λmax | 424nm |
| Merck | 14,10083 |
| BRN | 363132 |
| Major Application | Electrochromic displays, chemical sensors, fiber-optic pH sensors, optical quality films, ink, corrosion testing, lubricants, TTI indicators, food storage, cosmetics, bacterial growth, microbiological assays, determining lipase, drugs |
| CAS DataBase Reference | 125-31-5(CAS DataBase Reference) |
| EPA Substance Registry System | Xylenol Blue (125-31-5) |
Safety information for P-XYLENOL BLUE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for P-XYLENOL BLUE
| InChIKey | MGUKYHHAGPFJMC-UHFFFAOYSA-N |
P-XYLENOL BLUE manufacturer
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