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Aurin (p-ROSALIC Acid)

Name: Aurin (p-ROSALIC Acid)
Brand: ARNISH LABORATES PRIVATE LIMITED.
Price: 1 INR
Availability: InStock

Price 1 INR/ Kilograms

Get a Price/Quote

MOQ : 25 Kilograms

Aurin (p-ROSALIC Acid) Specification

Shelf Life
2 years in proper conditions

Appearance
Reddish-brown crystalline powder

HS Code
2930

Molecular Weight
290.32 g/mol

Grade
Reagent Grade

EINECS No
210-037-0

Smell
Odorless

Purity
>99%

Melting Point
210°C (decomposes)

Product Type
Organic Compound

Properties
Soluble in alcohol, slightly soluble in water, changes color with pH

CAS No
603-45-2

Poisonous
Non-poisonous

Usage
Used as a pH indicator and in analytical chemistry

Application
pH indicator, dye, laboratory reagent

Physical Form
Powder

Molecular Formula
C19H14O3

Storage
Store tightly sealed in cool, dry place

Ingredients
Aurin (p-Rosalic Acid)

Solubility
Soluble in alcohol, slightly soluble in water

Structural Formula
See structural image

Shape
Crystalline

Ph Level
Color changes yellow (acidic) to red (alkaline)

Target Area
Laboratory, chemical analysis

Synonyms
p-Rosolic Acid; 4-[bis(4-hydroxyphenyl)methylene]-2,5-cyclohexadien-1-one

UN Number
Not assigned

Hazard Class
Not classified as hazardous

Packing Group
Not regulated

Boiling Point
Not applicable (decomposes before boiling)

Stability
Stable under normal temperatures and pressures

Packing Type
HDPE Bottles/Glass Bottles

Aurin (p-ROSALIC Acid) Trade Information

Minimum Order Quantity
25 Kilograms

Supply Ability
100 Kilograms Per Week

Delivery Time
1 Week

About Aurin (p-ROSALIC Acid)

As one of the trusted manufacturer, exporter and supplier of allied domain, we have been engaged in providing our clients with excellent quality AURIN (p-ROSALIC ACID). This chemical is widely used in processing of xylenlol orange, redox indicator and anti-oxidents. The offered chemical is processed under the stern guidance of our experienced professionals by utilizing quality tested chemicals under most favorable conditions. Moreover, our clients can purchase thisAURIN (p-ROSALIC ACID) negotiable prices from us.

Features:

Longer shelf life
Precise pH value
Accurate composition
Non-toxic

Versatile Laboratory Reagent

Aurin (p-Rosalic Acid) is renowned for its effectiveness as a pH indicator and dye in analytical chemistry. Its reliable color-changing properties enable quick, accurate pH detection, making it an essential reagent for laboratory professionals and researchers. The reagents high purity ensures consistent performance across processes.

Safety and Chemical Stability

This compound is non-poisonous and not considered hazardous, providing peace of mind for users in various laboratory environments. Aurin remains stable under normal temperatures and pressure, further enhancing its suitability for routine applications with minimized safety risks.

Physical and Chemical Properties

Aurin is supplied as a reddish-brown crystalline powder with excellent solubility in alcohol and modest solubility in water. It decomposes before boiling and melts at approximately 210C. The compounds molecular formula, C19H14O3, gives it a molecular weight of 290.32 g/mol and allows for precise chemical usage.

FAQs of Aurin (p-ROSALIC Acid):

Q: How is Aurin (p-ROSALIC Acid) typically used in laboratory settings?

A: Aurin is mainly used as a pH indicator and dye in analytical chemistry. Its color-changing property, turning yellow in acidic solutions and red in alkaline, helps researchers and analysts monitor pH levels during experiments.

Q: What is the proper way to store Aurin to maintain its quality?

A: Store Aurin powder in tightly sealed HDPE or glass bottles in a cool, dry place, away from direct sunlight. This ensures its stability and maintains its >99% purity for up to two years.

Q: Where can Aurin (p-Rosalic Acid) be safely handled or applied?

A: Aurin is designed for use in laboratory environments, particularly in chemical analysis and research settings. It is non-poisonous and not classified as hazardous, but good laboratory practices are recommended.

Q: What makes Aurin a preferred pH indicator for chemical analysis?

A: Aurin offers clear, distinguishable color transitions between pH levels (yellow in acidic, red in alkaline), allowing for precise pH determination in titrations and other analytical methods. Its high purity also ensures reproducible results.

Q: When should Aurin be replaced or disposed of?

A: Aurin should be replaced after two years or if any change in appearance or effectiveness is noticed. Always follow laboratory protocols for chemical disposal, although Aurin is not classified as hazardous or poisonous.

Q: How does the physical form and solubility of Aurin affect its laboratory usage?

A: The crystalline powder form dissolves efficiently in alcohol, ensuring ease of preparation for laboratory solutions. Its slight water solubility means its best used with alcohol as the solvent for most applications.

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