Factory Supply 99% Phenolphthalein CAS 77-09-8 White Powder Ep, USP Cppharmaceutical Grade

• CAS No.: 77-09-8
• Formula: C20h14o4
• EINECS: 201-004-7
• Type: Pharmaceutical Intermediates
• Appearance: Powder
• Quality: Industrial
• Model NO.: CAS 77-09-8
• Colour: White
• Melting Point: 261-263
• Flash Point: 24
• Transport Package: Cardboard Barrel
• Specification: 25kg/drum
• Trademark: JHSS
• Origin: China
• HS Code: 2905420000
• Production Capacity: 100000

Product Description

Basic Info.

Determination	99.3%
Habit Appellation	Chemical Medicine
Application	Scientific Research, Environmental Protection
Usage	Analytical Reagents, Diagnostic Reagents
Property	Organic Reagent
Origin	China

 

Product Description

 

Phennolphthalein

CAS NO. 77-09-8
Alias :2,2-bis(p-hydroxyphenyl)phthalide
3,3-bis(p-hydroxyphenyl)phthalide
alpha-di(p-hydroxyphenyl)phthalide
alpha-di-(p-hydroxyphenyl)phthalide
2-[bis(4-hydroxyphenyl)methyl]benzoic acid

Purity :98.0%-101.0%
Product Standard :Chinese Pharmacopoeia 2020 edition second; BP, USP 

 

General specification: 

[CAS No.] 77-09-8
[molecular formula] C20H14O4
[molecular weight] 318.323
[EINECS No.] 201-004-7
[Package] 25kg/drum
[Storage] Store in a cool, dry, ventilated place with sealed drum 

 

Technical Specification:

Item	Standard
Characteristics	A white to light yellow crystal or powder; odourless
Solubility	Soluble in ethanol, slightly soluble in ether, almost insoluble in water
Melting Point	Should be 260-263ºC
Identification	(1)should be positive reaction
	(2)should be maximum absorption at 275nm and minimum absorption at 259nm.
	(3)Should be consistent with the IR control map
he color of the ethanol solution	The solution should be colorless or almost colorless
Chloride	It should comply with the provisions of the Chinese Pharmacopoeia 2020 edition
sulphate	It should comply with the provisions of the Chinese Pharmacopoeia 2020 edition
foreign matter fluorane	It should comply with the provisions of the Chinese Pharmacopoeia 2020 edition
sensitivity	It should comply with the provisions of the Chinese Pharmacopoeia 2020 edition
Loss on drying	≤1.0%
Residue on ignition	≤0.1%
Heavy Metal	No more than 10 of per million
Content	Should be 98.0%-101.0%

 

Product Usage:
1. Pharmaceutical raw materials: pharmaceutical laxative, can stimulate the intestinal wall, cause intestinal peristalsis to promote defecation;
2. Used in organic synthesis: mainly used in the synthesis of plastics, especially the synthesis of diazanazone poly aryl ether ketone poly aryl ether ketone polymerization;
3. For alkali indicator: non-aqueous titration indicator, color layer analysis reagent.

 

Package & Storage: 
25kg/drum
[Storage ] Store in a cool, dry, ventilated place with sealed drum 

What happens if you eat phenolphthalein?

 

 

Ingestion: Harmful if swallowed. May cause irritation of the digestive tract. Ingestion may cause fever, blood pressure increase and other unspecified vascular effects. Inhalation: May cause respiratory tract irritation.
 

Is phenolphthalein a pH indicator?

 

 

phenolphthalein, (C₂₀H₁₄O₄), an organic compound of the phthalein family that is widely employed as an acid-base indicator. As an indicator of a solution's pH, phenolphthalein is colourless below pH 8.5 and attains a pink to deep red hue above pH 9.0.

Is phenolphthalein a base or acid?

 

Phenolphthalein is a colourless, weak acid which dissociates in water forming pink anions.

 

Delivery:
By Express: Suitable for under 50KG Fast: 3-5 days
By Air: Suitablt for over 50KG Fast: 3-7 days
By Sea: Sutable for more than 500KG Slow: 10-45 days
 

JHSS factory is established in the year of 2009, factory area is over 30000m², which is a professional manufacturer in Disinfectant and Antimicrobial Agents over 11 years, all of our products with ISO certificate.We provide technical supporting and customize service, experienced workers and strict quality control system to guarantee the quality production ability and in time delivery.our products had exported over 150 countries and area in the world , received widely good appraised and lots of long term cooperated clients, We are looking forward to your cooperation and contacting .

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