High Quality Fast Delivery CAS No 77-09-8 Phenolphthalein

• CAS No.: 77-09-8
• Formula: C20h14o4
• EINECS: 201-004-7
• Classification: Organic Analytical Reagents
• Grade: AR
• Specific Usage: For Tissue Medium Purpose, For Microbiological, Technical Grade
• Model NO.: 99%
• Content: Standard
• Usage: Analytical Reagents, Diagnostic Reagents
• Source: Imported Reagents
• Habit Appellation: Chemical Medicine
• Application: Scientific Research, Environmental Protection
• Property: Organic Reagent
• Delivery: Prompt
• Payment: T/T L/C D/P
• CAS No: 77-09-8
• Product Name: 8 Phenolphthalein
• Transport Package: PP Bag
• Specification: 99% min
• Trademark: SWC
• Origin: China

Product Description

Product Name  Phenolphthalein

Identification
Synonyms   2-[Bis(4-hydroxyphenyl)methyl]benzoic acid; 3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone; 3,3-Bis(4-hydroxyphenyl)phthalide
Molecular Formula C₂₀H₁₄O₄
Molecular Weight  318.33
CAS Number 77-09-8
EINECS/ELINCS 201-004-7
Structure
     

Properties
Appearance    white powder
Melting Point   258-263ºC
Density        1.299 g/cm³
Solubility       <0.1 g/100ml
Stability        stable under ordinary conditions

Specification

Items	Specifications
Characteristics	A white or almost white powder, practically insoluble in water, soluble in alcohol
Melting Point	it melts at about 260ºC
Identification	A:positive B:positive
Appearance Of Solution	The solution is clear and not more intensely coloured than reference solution Y7
Related Substances	0.5% max
Heavy Metals	0.001% max
Acidity Or Alkalinity	complies
Chlorides	0.01% max
Sulphates	0.02% max
Loss On Drying	0.5% max
Sulphated Ash	0.1% max
Assay	98.0-101.0%(c20h14o4)
Microorganism	tpc<1000cfu/g
	y and m <100cfu/g
	e.coli: absent
	staphylcoccus aureus: absent

Application
Phenolphthalein is one of the most widely used indicators.  Phenolphthalein is used as a laxative to treat incomplete and infrequent bowel movement.
Phenolphthalein also is used in automotive and aviation industries.

Packing and Storage
Packing  In 25kgs cardboard drum.
Storage  Keep container tightly closed in a dry and well-ventilated place.

Safety Information
Non-hazardous for air, sea and road freight.
Detailed safety information is contained in each Material Safety Data Sheet, which can be obtained from our company.


Frequently Asked Questions

Q1: May I get one sample before placing order?
Re: Yes, Sample are available. For normal products, samples are for free and you just need to bear the freight; 

For those high value products, you just need to freight and certain product cost. When we both cooperate for 

some times or when you are our VIP customer, free sample will be offered when you need.

Q2: Which payment is available for your company?
Re: T/T, L/C. You can choose the one which is convenient for you. 

Q3: How and when can I get my goods after payment?
Re: For small quantity products, they will be delivered to you by international courier(DHL, FedEx, TNT etc.) 

or by air. Usually it will cost 3-5days that you can get the goods after delivery.For large quantity products,

shipping by see is worthwhile.It will cost days to weeks to come to your destination port, which depends on 

where the port is.

Q4: Is there any possible to use my appointed label or package?
Re: Yes. If needed, we'd like to use label or package according to your requirement. 

Q5: How can you guarantee the goods you offer is qualified? 
Re: We always believe honesty and responsibility are basis of one company, so whatever products we provide 

for you all are qualified. We will have goods tested and provide COA before delivery for sure.