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Postion:Product Catalog >API>Digestive system drugs>Laxatives and Antidiarrheal Medicines>Phenolphthalein
Phenolphthalein
  • Phenolphthalein
  • Phenolphthalein
  • Phenolphthalein
  • Phenolphthalein

Phenolphthalein NEW

Price $45
Package ≥1kg
Min. Order: 1kg
Supply Ability: 20ton
Update Time: 2025-04-15

Product Details

Product Name: Phenolphthalein CAS No.: 77-09-8
EC-No.: 201-004-7 Min. Order: 1kg
Purity: 99% Supply Ability: 20ton
Release date: 2025/04/15
Appearance: White Powder

Product Description                                                       

Chemical Name: Phenolphthalein

CAS No.: 77-09-8

Molecular Fomula: C20H14O4

Molecular weight: 318.32

Appearance: A white powder, practically insoluble in water, soluble in alcohol.

Assay: 98.0%-101.0%(C2OHi4O4)

ItemSpecifications
CharacteristicsA white or almost white powder, practically insoluble in water, soluble in alcohol.
Melting PointIt melts at about 260oC
IdentificationA:Positive B:Positive
Appearance of solutionThe solution is clear and not more intensely coloured than reference solution Y7
Related substancesLess than 0.5%
Heavy metalsNot more than0.001%
Acidity or alkalinityComplies
ChloridesNot more than 0.01%
SulphatesNot more than 0.02%
Loss on dryingNot more than 0.5%
Sulphated ashNot more than 0.1%
Assay98.0%-101.0%(C2OHi4O4)
MicroorganismTPC<1000cfu/g
Y and M <100cfu/g
E-coli - absent
Staphylococcus Aureus-Absent
Pseudomonas Aeruginosa-Absent
Albicans Saccharomyces-Absent

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Application                                                                      

This product is a commonly used acid indicator, and the color change range is pH 8.2 (colorless) -10.0 (red).

Company Profile                                                             

Hebei Zhuanglai Chemical Trading Co.,Ltd. is a foreign trading company, specializing in developing and producing Chemical raw materials, pharmaceutical intermediates.It has its own factory, which procures itself a competitive edge in market.

For many years, our company has won many clients' support and trust because it always strives to make high-quality merchandise with favorable price. It commits itself to satisfy every clients, in return, our customer show great confidence and respect for our company. In spite of so many loyal customers won these years, Hegui keeps modest all the time and strives to better itself from every aspect.

We are looking forward to cooperating with you and having a win-win relationship with you. Please rest assured that we will satisfy you. Just feel free to contact me.

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Packing & Shipping                                                        

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FAQ                                                                                  

Q1. What is your delivery term and delivery period?

We accept FOB, CIF, etc. You can choose the one which is the most convenient or cost effective for you. Competitive price with ready stocks; by Air within 7days, by sea within 14 days shipping after .


Q2. What's your main markets?

South&North America, Europe, Asia, Africa etc. Top customers among more than 80 countries; 30 years history; One-stop supplier.


Q3. What is the payment term? 

Normally we advise customers use Trade Assurance(is a free payment protection service for buyers is offered by Alibaba group), and we also receive T/T, Western Union or L/C.


Q4. Will you supply samples for test the quality?

We'd like to offer our customers samples for the quality evaluation for most products to develop business.




Company Profile Introduction

Hebei Zhuanglai Chemical Trading Co.,Ltd. is a foreign trading company, specializing in developing and producing Chemical raw materials, pharmaceutical intermediates.It has its own factory, which procures itself a competitive edge in market. For many years, our company has won many clients' support and trust because it always strives to make high-quality merchandise with favorable price. It commits itself to satisfy every clients, in return, our customer show great confidence and respect for our company. In spite of so many loyal customers won these years, Hegui keeps modest all the time and strives to better itself from every aspect. We are looking forward to cooperating with you and having a win-win relationship with you. Please rest assured that we will satisfy you. Just feel free to contact me.

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