phthalic anhydride
Phthalic anhydride, an organic compound with the chemical formula C8H4O3, is a cyclic anhydride formed by dehydration within the phthalic acid molecule. It is a white crystalline powder, insoluble in cold water, slightly soluble in hot water, ether, soluble in ethanol, pyridine, benzene, carbon disulfide, etc. It is an important organic chemical material and an important intermediate in the preparation of phthalate plasticizers, paints, saccharin, dyes and organic compounds.
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Product Description

Overview

Namephthalic anhydride
CAS Number85-44-9
EINECS Number201-607-5
Molecular weight148.116
Chemical formulaC8H4O3
Melting point131°C-134°C
Boiling point284 ℃
Density1.53g/cm³
AppearanceWhite crystalline powder

Phthalic anhydride, an organic compound with the chemical formula C8H4O3, is a cyclic anhydride formed by dehydration within the phthalic acid molecule. It is a white crystalline powder, insoluble in cold water, slightly soluble in hot water, ether, soluble in ethanol, pyridine, benzene, carbon disulfide, etc. It is an important organic chemical material and an important intermediate in the preparation of phthalate plasticizers, paints, saccharin, dyes and organic compounds.


Application

Phthalic anhydride is an important organic chemical raw material and an important intermediate in the preparation of phthalate plasticizers, coatings, saccharin, dyes and organic compounds.


Storage method

Store in a cool, dry, well-ventilated warehouse. Keep away from fire and heat sources. The packaging must be sealed and must not be exposed to moisture. It should be stored separately from oxidising agents, reducing agents, acids and bases. Equipped with the appropriate variety and quantity of fire-fighting equipment. The storage area should be equipped with suitable materials to shelter leaks.


Emergency response to spills

Isolate the spill contaminated area and restrict access. Advise emergency responders to wear self-contained breathing apparatus and acid and alkaline resistant overalls. Do not come into direct contact with the spill.

Small spill: avoid raising dust and collect with a clean spade in a dry, clean, covered container.

Large spill: Collect for recycling or transport to waste disposal site.


First aid measures

Inhalation: Remove from the scene to fresh air quickly. Keep airway open. If breathing is difficult, give oxygen. If breathing stops, give immediate artificial respiration. Seek medical attention.

Accidental ingestion: Rinse mouth with water and give milk or egg white. Seek medical attention.

Skin contact: Remove contaminated clothing immediately and rinse with plenty of running water for at least 15 minutes. Seek medical attention.

EYE CONTACT: Immediately lift eyelids and flush thoroughly with plenty of running water or saline for at least 15 minutes. Seek medical attention.


Company Profile

Shandong Zhongjiuyuan Chemical Products Co. , Ltd.  .Since its establishment, to pursue quality, integrity service as its own responsibility, and constantly enhance technical strength, improve management level. After years of efforts, the company has developed into a cross-regional diversification of the comprehensive enterprise. Located in Jinan, Shandong province, China's largest chemical production and distribution center, Shandong Zhongjiuyuan Chemical Products Co. , Ltd.  is a production, processing and sales-oriented Chemical Co. , Ltd. . From Company to 2023, the company has transformed itself into a high-paying technology company engaged in the transformation of scientific research achievements. The company adopts juyou independent only product technology to produce, using green technology to produce products, the company hopes through technological innovation, management innovation, Mechanism Innovation, warehousing logistics innovation, to create the influence of domestic chemical enterprises. The company not only enjoys a high reputation at home, but also exports directly to more than 30 countries and regions in the Middle East, South , Northeast Asia and Southeast Asia, it is a key export enterprise in the region that has always insisted on developing by relying on science and technology to seek progress. It has, has a complete project r & D team, and has strong ability to tackle key technical problems. People with bachelor's degree or above account for 60% of the population, management personnel are not focused on bachelor's degree or above, with the leading edge of technology for the development of the company to provide strong support, the company advocates"Everyone is a manager" model of development, truly realized the employee from“The laborer” to“The manager” to“The boss's role transformation”

The company has benzyl alcohol, propionic acid, dimethylamine, dimethylamine aqueous solution, dimethylsiloxane mixed ring, Dimethylformamide, dichloromethane, cyclohexanone, epsilon-caprolactam acid, formic acid, nylon 6 tablets, Polyamide perfluoroethylene propylene, polycarbonate resin, benzyl chloride, formic acid, n-butanol, oxolane, triethylamine, DMF, octanol, cycloethane, tetrachloroethene, dichloromethane, chloroform, dimethyl dichlorosilane, methyltrichlorosilane, triethylamine, n-propyl alcohol, propionic acid, isopropyl acetate, chlorinated paraffin, chlorosulfonic acid, trimethylamine, trimethylmonochlorosilane, chloroform, triethylamine, hydrogen peroxide, tetrachloroethene, octanol, monomethylamine, monomethylamine aqueous solution, chloromethane, isobutyraldehyde, n-butyraldehyde, n-butanol, acetone, methacrylic acid, methyl methacrylate, methacrolein, methylallyl alcohol, hydroxyethyl methacrylate, hydroxypropyl methacrylate, isopropyl alcohol, hydroxyethyl acrylate, hydroxypropyl acrylate, salt, fluorosilicon chemicals, basic chemicals, new chemical materials, etc. . The company always adhere to the market-oriented, customer-centric, quality as the lifeblood of the enterprise, to integrity as the foundation of corporate governance. The industry has established a variety of service systems, the formation of North China, South China and even the national sales network. With good reputation, high-quality products, strong strength, low prices of the country's more than 30 provinces, cities, autonomous regions, municipalities directly under the city, products by users trust. The company has a first-class marketing service system, strong warehousing and transportation capacity and supporting the supply and marketing capacity, and gradually make it an important channel for marketing. The company always adhere to the quality of credibility, innovation and development, efforts to provide world-class products and first-class service.

 

Company Culture

The company follows the management policy of "customer first, integrity-based", with reasonable price and good reputation, it wholeheartedly provides comprehensive and effective services for friends from all walks of life. We always adhere to the business strategy of "mutual benefit, small profits and high sales", improve the sales service system, constantly send innovative and excellent products to customers, and create a mutually beneficial cooperation platform with customers!

"Integrity, truth-seeking, hard work and hard work" is the company's corporate spirit, which is also the company's commitment to every customer: now , credit Tong has embarked on its high-speed development pace and is committed to better service.

Business tenet: to survive by quality, to develop by science and technology, to benefit by management, to market by integrity.
Company mission: quality comes from creating the world conscientiously
Core values: the pursuit of higher quality , never-ending . Continuously improve product quality and always meet customer needs

Service

1. Purity, Package, Mark, thiry party test (SGS,BV,Intertek,CIQ)
2. Sample order are acceptable
3. reply you for your inquiry asap within 12 hours
4. Cargoes photo before and after loading into container will be sent to you by email
5. Guaranteed delivery time
6. Full experience in this field
7. Good cooperation with cargo agents and shipping companies
8. professional sales and engineers will solve the problem you concern

FAQ

Q: Are you a factory or trading company?

A: Yes,we are factory, but not only factory, we also have sales team, own designers, own showroom, can help buyers to decide which products are their suitable choice, and all your inquiry will be replyed within 24 hours.

Q: Could you send me all your catalogues and price list?

A: As we have more than thousands of items, even 1 item have different size and package, it is really hard to send you all our catalogue and price list for you. Please inform me the items, size and packages you are interested in, so we can offer you the price list you need for your reference .

Q: Can I get some samples for testing?

A: we are honored to provide samples, the shipping cost should be paid by customers at first. And it will be returned to you in our first time cooperation. 

Q; How does your factory do regarding quality control?

A: Our factory has passed ISO9001 2008, REACH, FAMIQS Certificate.

Q: What's your Delivery Time?

A: In generally, the delivery time is 5 days-15 days after receiving payment. For large quantity it will be checked with
production dept. We will make the delivery as soon as possible with the guaranted quality.

Q: What is payment terms?

A: L/C, T/T, Western Union are all accepted, and if you have better idea, please feel free to share with us.

Q: Which documents can you supply?

A: We usually provide our customers with Commercial Invoice, Price List, Packing List, COA, Origin Certificate, Quality/Quantity Certificate, Beneficary's Certificate, MSDS, B/L and others as your request.

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