P-XYLENOL BLUE INDICATOR AR
Specification
| Appearance | Brown powder |
| Active range pH 1.2 – 3.8 | Red to yellow |
| Alkaline range pH 8.0 – 9.6 | Yellow to blue |
Safety Information and Hazard Symbols

Symbol: GHS07, GHS08
Signal Word: Warning
| Appearance | Brown powder |
| Active range pH 1.2 – 3.8 | Red to yellow |
| Alkaline range pH 8.0 – 9.6 | Yellow to blue |

Symbol: GHS07, GHS08
Signal Word: Warning