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PHENOLPHTHALEIN INDICATOR

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MOQ : 1 Gram

PHENOLPHTHALEIN INDICATOR Specification

Molecular Weight
318.33 g/mol

HS Code
3822

Solubility
Slightly soluble in water, soluble in alcohol and ether

Density
1.299 Gram per cubic centimeter(g/cm3)

Melting Point
260 C (decomposes)

Molecular Formula
C20H14O4

Smell
Odorless

Taste
Tasteless

Poisonous
Yes

Structural Formula
C20H14O4

Shape
Crystalline solid or powder

Purity
>99%

Storage
Store in a cool, dry, well-ventilated area away from incompatible substances

Form
Powder / Solid

Ph Level
Colorless below pH 8.2, pink to fuchsia above pH 10

Refractive Rate
Not determined

Other Names
4,4-Dihydroxyphthalophenone, C.I. 764

Boiling point
Not applicable (decomposes before boiling)

Classification
pH Indicator, Organic Compound

Chemical Name
Phenolphthalein

CAS No
77-09-8

EINECS No
201-004-7

Grade
Laboratory / Analytical Grade

Standard
Meets analytical reagent standards

Type
Chemical Indicator

Usage
Laboratory reagent, Analytical indicator

Main Material
Phenolphthalein

Application
Used as a pH indicator in acid-base titrations

Disposal
Dispose of as hazardous laboratory waste according to local regulations

Compatibility
Incompatible with strong oxidizing agents

Appearance
White to light pink crystalline powder

Transport Conditions
Keep tightly closed, avoid extreme temperatures and direct sunlight

Packaging Size
25mL, 100mL, 500mL bottles or as required

Stability
Stable under recommended storage conditions

UN Number
Not regulated as dangerous good

Shelf Life
3 years, if unopened and properly stored

Preparation
Diluted in 95% ethanol or purified water for indicator solution

Indicator Range
pH 8.2 (colorless) to 10.0 (pink)

Exposure Effects
Can cause irritation to eyes, skin and respiratory system

About PHENOLPHTHALEIN INDICATOR

Explore the world-class efficiency of PHENOLPHTHALEIN INDICATOR, a lavish addition to any laboratory's toolkit. Featured for its high purity (>99%) and ace indicator performance, it reliably shifts from colorless (pH 8.2) to vibrant pink (pH 10). This premium, tasteless and odorless crystalline powder is stable and supplied in multiple bottle sizes to meet bespoke requirements. With a lasting 3-year shelf life and exceptional compatibility for acid-base titrations, this analytical reagent is your last chance for precise, professional results every time.

Versatile Application Sites and Methods

PHENOLPHTHALEIN INDICATOR is chiefly applied in laboratories for analytical titrations. Its usage spans educational, research, and industrial labs, wherever monitoring pH in chemical analyses is essential. The ace indicator is prepared by diluting in 95% ethanol or purified water. Application is straightforward: a few drops are introduced into test solutions to identify endpoint transitions during titrations, ensuring world-class accuracy across scientific and academic settings.

Shipped with Premium Assurance and Flexible Terms

Our PHENOLPHTHALEIN INDICATOR is shipped securely in premium packaging to protect against extreme temperatures and direct sunlight. With flexible payment terms and robust supply ability, prompt delivery is ensured. FOB Port options across India support convenient transactions for distributors and end-users alike. Whether you order 25mL or larger quantities, your product arrives in pristine condition, supporting efficient, uninterrupted laboratory operations.

FAQ's of PHENOLPHTHALEIN INDICATOR:

Q: How is PHENOLPHTHALEIN INDICATOR used in laboratory titrations?

A: PHENOLPHTHALEIN INDICATOR is used by adding a few drops to the analyte solution during acid-base titrations. The indicator changes color from colorless to pink as the pH passes the 8.2-10.0 range, signaling the endpoint.

Q: What makes PHENOLPHTHALEIN INDICATOR a preferred choice for analytical applications?

A: It is favored for its high purity (>99%), world-class stability, and clear color transition, providing accurate results in laboratory and industrial pH analyses. Its compatibility with various solvents adds to its versatility.

Q: Where can PHENOLPHTHALEIN INDICATOR be applied?

A: PHENOLPHTHALEIN INDICATOR is ideally applied in academic, research, industrial, pharmaceutical, and quality control laboratories for analytical and educational purposes in pH measurement and titration processes.

Q: What is the process for preparing PHENOLPHTHALEIN INDICATOR solution?

A: To prepare the indicator, dilute the crystalline powder in 95% ethanol or purified water, stirring until completely dissolved, and store in a tightly closed bottle under recommended conditions.

Q: What are the recommended storage and disposal practices for this indicator?

A: Store PHENOLPHTHALEIN INDICATOR in a cool, dry, well-ventilated area away from strong oxidizing agents. Dispose of unused material as hazardous laboratory waste according to local regulations.

Q: When does the indicator show a color change, and what does it indicate?

A: The color change occurs between pH 8.2 (colorless) and pH 10.0 (pink). This shift helps determine the endpoint in acid-base titrations, confirming the completion of the reaction.

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