Phenolphthalein Cas 77-09-8

Assay: 98%-101%
Appearance: White cyrstalline powder
Capacity: 500MT/year
Packaging: 25kg/fiber drum
Sample: available
related documents:

COA of Phenolphthalein
TDS of Phenolphthalein

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Phenolphthalein (CAS 77-09-8) Ultimate Product Guide 2025

Table of Contents

1. Product Specifications & Comparative Analysis

Parameter Phenolphthalein Bromothymol Blue Methyl Orange
CAS Number 77-09-8 76-59-5 547-58-0
pH Range 8.2-10.0 6.0-7.6 3.1-4.4
Color Transition Colorless to Pink Yellow to Blue Red to Yellow
Solubility (Water) 400 mg/L 31.6 g/L 5 g/L

2. Key Applications & Industry Uses

2.1 Laboratory Applications

– Acid-base titration indicator in 98% of quantitative chemistry analyses
– CO2 detection in environmental monitoring systems
– Concrete carbonation testing in construction materials analysis

2.2 Industrial Manufacturing

– pH monitoring in pharmaceutical synthesis processes
– Quality control agent in polymer production
– Wastewater treatment process optimization

3. Operational Best Practices

3.1 Solution Preparation

Recommended concentration: 0.5-1% ethanol solution
Storage requirements: Amber glass containers at 15-25°C

3.2 Safety Protocols

– PPE Requirements: Nitrile gloves, safety goggles
– Spill management: Neutralize with 5% acetic acid solution

4. Implementation Case Studies

4.1 Pharmaceutical QC Optimization

A European API manufacturer achieved 40% faster titration results through optimized phenolphthalein concentration adjustments.

4.2 Municipal Water Analysis

Chinese water authority improved alkalinity detection accuracy to 99.2% using our high-purity phenolphthalein batches.

5. Client Success Stories

5.1 ChemTech Germany GmbH

“Adopted VIVALR’s USP-grade phenolphthalein in 2024, reducing false positive results by 78% in pharmaceutical testing.”

5.2 Shanghai Petrochemical Co.

“Achieved 22% cost savings in catalyst production through precise pH control using VIVALR’s technical-grade product.”

6. Technical Consultation & Quotation

Request customized solutions:
Email: info@vivalr.com
Tel: (86) 15866781826

【Request Free Sample】
【Download Technical Datasheet】
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