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Bromocresol purple,or 5',5"-dibromo-o-cresolsulfophthalein, is a pH indicator with the chemical formula C21H16Br2O5S. A pH indicator is a halochromic chemical compound that is added in small amounts to a solution so that the pH (acidity or alkalinity) of the solution can be determined easily. ...
A chemical formula (also called molecular formula) is a concise way of expressing information about the atoms that constitute a particular chemical compound. ...
Chemical properties
The compound, with a molecular weight of 540.24 u, is in a solid state at 25 °C and melts at 241 °C. Its CAS registry number is 115-40-2. The molecular mass of a substance (less accurately called molecular weight and abbreviated as MW) is the mass of one molecule of that substance, relative to the unified atomic mass unit u (equal to 1/12 the mass of one atom of carbon-12). ...
The unified atomic mass unit (u), or dalton (Da), is a small unit of mass used to express atomic and molecular masses. ...
In jewelry, a solid gold piece is the alternative to gold-filled or gold-plated jewelry. ...
In the physical sciences, a phase is a set of states of a macroscopic physical system that have relatively uniform chemical composition and physical properties (i. ...
A degree Celsius (°C) is a unit of temperature named after the Swedish astronomer Anders Celsius (1701-1744), who first proposed a similar system in 1742. ...
CAS registry numbers are unique numerical identifiers for chemical compounds, polymers, biological sequences, mixtures and alloys. ...
Uses The primary use of Bromocresol purple is as a ph indicator; the most common solution is 0.04% aqueous. Drinking water This article focuses on water as we experience it every day. ...
| Bromocresol purple (pH indicator) | | below pH 5.2 | | above pH 6.8 | | 5.2 | ↔ | 6.8 | A pH indicator is a halochromic chemical compound that is added in small amounts to a solution so that the pH (acidity or alkalinity) of the solution can be determined easily. ...
Health concerns Bromocresol purple may cause irritation to the skin, eyes, and respiratory system.
References The University of Oxford, located in the city of Oxford in England, is the oldest university in the English-speaking world. ...
External links - Link page to external chemical sources.
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