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CAS: 85-44-9 Phthalic Anhydride/PA 99.9%

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CAS No.:

85-44-9

Grade:

Industrial Grade

Content:

98%

Port:

Texas

Brand:

TRN TRADER

Packaging:

25kg

Price valid (until):

2025-04-23

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TRN Trader LLC

Company Type:

Manufactory

Location:

United States

Qualification:

Main Products:

Fertilisers,Water Traitement,Ferro Alloys,Chemicals

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Product Description
Seller Information
Inquiry History

Description

Product Detail

Item	Top grade	First grade	Qualified product
Appearance	white scaly or crystalline powder	white scaly or crystalline powder	white scaly or crystalline powder with slight colors
molten Chroma(Chroma no. )≤	20	50	100
thermostable Chroma(Chroma no. )≤	50	150	-
Chroma of vitriol(Chroma no. )≤	60	100	150
crystallization point°C≥	130.5	130.3	130.0
Purity(mass fraction)%≥	99.80	99.50	99.00
Free acid(mass fraction)≤ %	0.20	0.30	0.50

FAQ

1. who are we?
We are based in United States, start from 2010,sell to Domestic Market(00.00%). There are total about 5-10 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
PVC, HDPE, LDPE, Wax, Ethonl

4. why should you buy from us not from other suppliers?
Our products are high quality and low price, with more than 20 years of export experience, products are exported to more than 100 countries around the world

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA,DDP；
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Cash,Escrow;
Language Spoken:English,Chinese

Basic Info

Product Name:

Phthalic anhydride

Other Name:

1,3-Isobenzofurandione;Phthalic anhydride;ESEN;Phthalandione;1,3-Phthalandione;Phthalic acid anhydride;Retarder AK;Retarder ESEN;Retarder PD;1,2-Benzenedicarboxylic anhydride;Vulkalent B/C;TGL 6525;Araldite HT 901;HT 901;Phthalanhydride;Sconoc 7;Retarder B-C;NSC 10431;Sconoc 5;2-Benzofuran-1,3-dione;Rikacid PA;OP 392;ADP 1200;1,3-Dihydro-2-benzofuran-1,3-dione;39363-63-8

CAS No.:

85-44-9

Molecular Formula:

C8H4O3

InChIKeys:

InChIKey=LGRFSURHDFAFJT-UHFFFAOYSA-N

Molecular Weight:

148.116

Exact Mass:

148.016

HScode:

2917350000

Categories:

Carboxylic Acids and Derivatives

Characteristics

PSA:

43.37

XLogP3:

0.9972

Appearance:

white crystalline solid with choking odour

Density:

1.53

Melting Point:

129-132ºC

Boiling Point:

284ºC

Flash Point:

152ºC

Refractive Index:

1.646

Water Solubility:

6 g/L (20 ºC)

Storage Conditions:

Store at RT.

Vapor Pressure:

<0.01 mm Hg ( 20 °C)

Vapor Density:

5.1 (vs air)

See More Phthalic anhydride Properties 

Hazard Identification

Classification of the substance or mixture

Acute toxicity - Category 4, Oral

Skin irritation, Category 2

Serious eye damage, Category 1

Skin sensitization, Category 1

Specific target organ toxicity â single exposure, Category 3

Respiratory sensitization, Category 1

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Danger
Hazard statement(s)	H302 Harmful if swallowed H315 Causes skin irritation H318 Causes serious eye damage H317 May cause an allergic skin reaction H335 May cause respiratory irritation H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
Prevention	P264 Wash ... thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P272 Contaminated work clothing should not be allowed out of the workplace. P271 Use only outdoors or in a well-ventilated area. P284 [In case of inadequate ventilation] wear respiratory protection.
Response	P301+P317 IF SWALLOWED: Get medical help. P330 Rinse mouth. P302+P352 IF ON SKIN: Wash with plenty of water/... P321 Specific treatment (see ... on this label). P332+P317 If skin irritation occurs: Get medical help. P362+P364 Take off contaminated clothing and wash it before reuse. P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P317 Get medical help. P333+P317 If skin irritation or rash occurs: Get medical help. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P319 Get medical help if you feel unwell. P342+P316 If experiencing respiratory symptoms: Get emergency medical help immediately.
Storage	P403+P233 Store in a well-ventilated place. Keep container tightly closed. P405 Store locked up.
Disposal	P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

NO open flames. Closed system, dust explosion-proof electrical equipment and lighting. Prevent deposition of dust. Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Separated from combustible substances, reducing agents, strong oxidants, strong bases, strong acids and food and feedstuffs. See Chemical Dangers. Ventilation along the floor. Dry. Well closed.Chemical stability: Stable under recommended storage conditions.

See More Phthalic anhydride Safety Data Sheet 

Seller Information

Business Type:
Manufactory

Main Products:
Fertilisers,Water Traitement,Ferro Alloys,Chemicals

Location:
5312 State Highway 121

Payment Terms:
TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
7

Total Annual Revenue:
$10 million-$25 million

Total Employees:
51-100

Year of Establishment:
2017

Certifications:
Company Registration,US Tax Clearance 2024,Trade conformity,ACCREDITION

About Us:

TRN Trader Llc is a leading Chemicals company, dedicated to delivering top-notch products and services that exceed customer expectations. Founded in 2017 by Thomas R Newell, our organization has grown into a global entity with a strong presence worldwide.

Our Mission:

To provide innovative solutions, exceptional quality, and unparalleled customer service, fostering long-term relationships and driving business success.

Our Vision:

To be the preferred partner for TRN Trader Llc solutions worldwide, recognized for our commitment to excellence, sustainability, and community development.

Core Values:

•⁠ ⁠Customer Centricity
•⁠ ⁠Innovation
•⁠ ⁠Quality
•⁠ ⁠Integrity
•⁠ ⁠Teamwork
•⁠ ⁠Sustainability

What We Offer:

•⁠ ⁠Customized solutions tailored to your needs

Certifications and Awards:

•⁠ ⁠ISO [certification]

Global Reach:

With offices in [countries], we serve customers across [regions]. Our strategic partnerships and extensive network ensure efficient delivery and support.

Inquiry History

124 Inquiries

Country	Product	Purchase Quantity	Date Posted
India	Factory Supply Phthalic Anhydride/PA 99.9% CAS: 85-44-9	25 MT	Oct 27, 2023
India	Phthalic Anhydride	26 MT	Aug 29, 2024
Germany	Phthalic Anhydride	230 TON	Jul 22, 2024
Ireland	Phthalic Anhydride	20 TON	Apr 25, 2025
India	Phthalic Anhydride	20.00 MT	Feb 18, 2024
Qatar	Phthalic Anhydride	60.00 TON	May 23, 2024
United Kingdom	Phthalic Anhydride	100 MT	May 21, 2026
India	Phthalic Anhydride	600 MT	Dec 17, 2025
Saudi Arabia	Phthalic Anhydride	1.00 KG	Nov 4, 2025
South Korea	Phthalic anhydride	1 40' Fcl	Apr 30, 2025
United States	Phthalic Anhydride	100 MT	Apr 14, 2025
Zambia	Phthalic Anhydride (PA)	1 MT	Mar 31, 2025
Kuwait	phthalic anhydride	20.00 MT	Feb 20, 2025
Argentina	Anhídrido Ftálico (PA)	1 MT	Jan 29, 2025
Egypt	Phthalic Anhydride	1000.00 KG	Jan 24, 2025
Pakistan	Phthalic Anhydride	1 MT	Dec 17, 2024
Egypt	Phthalic Anhydrate	2 20' Fcl	Dec 4, 2024
Germany	pthalic anhydride	200 TON	Aug 21, 2024
United States	Phthalic anhydride	300000 KG	Jul 19, 2024
India	Phthalic anhydride	20.00 TON	Jul 10, 2024

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