CAS 85-44-9 Industrial Grade 99% Flakes C8h4o3 PA Phthalic Anhydride
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Product Highlights
- High Purity Grade: Industrial grade with purity up to 99.80% for top quality performance.
- Flexible Packaging: Standard 25 KG bags available with custom packing options for customer needs.
- Large Production Capacity: Annual capacity reaches 120,000 tons across 10 production lines.
- ISO Certified Quality: Manufactured in ISO certified facilities with strict quality control processes.
- Comprehensive Testing: All materials tested in-house and certified by BV, SGS, and FDA before shipment.
- Fast Lead Time: Delivery within 15 workdays for both peak and off-peak seasons.
- Wide Industrial Application: Essential raw material for plasticizers, resins, dyes, and pharmaceuticals.
- Global Export Experience: Exporting since 1995 to markets in North America, Europe, Asia, and Africa.
Product Attributes
- Customization
- Available
- CAS No.
- 85-44-9
- Formula
- C8h4o3
- Model NO.
- phthalic anhydride
- EINECS
- 201-607-5
- Type
- Phthalic Anhydride
- Appearance
- Powder
- Quality
- Industrial
- Colour
- White
- Name
- Phthalic Anhydride
- Purity
- 99.0%
- Application
- Industry Solvent, Fine Chemical Intermediate
- Usage
- Industry Solvent
- Transport Package
- Plastic Bag
- Specification
- 25kg
- Trademark
- Sinowin
- Origin
- Henan
- Production Capacity
- 50000 Mt/Month
Product Images of CAS 85-44-9 Industrial Grade 99% Flakes C8h4o3 PA Phthalic Anhydride
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Product Description
Product Name: Phthalic anhydride
CAS:85-44-9Molecular Formula: C8H4O3
Assay:99.0% min
Appearace:White powder

Main Characteristic of Phthalic Anhydride :
1.Phthalic anhydride is the organic compound with the formula C6H4(CO)2O. It is the anhydride of phthalic acid. Phthalic anhydride is a principal commercial form of phthalic acid.
2. It was the first anhydride of a dicarboxylic acid to be used commercially.
3.This colourless solid is an important industrial chemical, especially for the large-scale production of plasticizers for plastics.
Technical Paramater of Phthalic Anhydride:
| Item | Index | ||
| Top grade | First grade | Qualified product | |
| Appearance | 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 |
Package & Storage of Phthalic Anhydride:
25 KG bags, 20MT also be packed according to customer's needs.Store closed containers in a cool, dry, well-ventilated area. Avoid exposure to direct sunlight.
Applications of Phthalic Anhydride:
Phthalic anhydride is an important organic chemical raw material, mainly used in the production of plastic plasticizers, alkyd resins, dyes, unsaturated resins and certain pharmaceuticals and pesticides. Currently widely used in chemical, pharmaceutical, electronics, agriculture, coatings, fine chemicals and other industrial sectors.
Production Workshop :
Our factory have 3 ISO certification production site, meanwhile, There are 10 sets of production line and 2 sets inspection equipment, can reach 120000 ton capacity for per year.

Testing Center
Our plant has strict quality control in each manufacturing process. All goods passed BV,ISO9001 & SGS which quality can be control and guaranteed. Meanwhile all the materials are tested before each shipment in our laboratory to double confirm the quality.

Quality Certificate
ISO9001:2008 -Quality Management System; SGS certification; FDA certification

About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASI249192". Items marked "" are certified.
Company Profile
Henan Sinowin Chemical Industry Co., Ltd. is a comprehensive group company, locating in Zhengzhou, China's most important transportation hub, in the passed decades, Our business is taking off under the China economy advantage and meeting the market trends very well. Till now, our business have developed into 3 main industry, the Chemical Materials, Beauty&Personal Care, Sports & Entertainment.
Our company started with the chemical raw materials producing, to comply with national policies and increase the added value of products, we have developed the Beauty&Personal care, Sports & Entertainment industries using our own raw material. Thus, we have overwhelming advantage on the materials and prices, can make sure the quality and competitive price in the whole market. Our Brand Sinowin, sinobeauty have been widely accept and getting very popular in the market.
Our company persists: "Quality Promise, Reasonable Price, Fast Service, Faithful Innovation" the concept of development all the time. Providing the high quality products and high quality service for our customers. We Sincerely welcome customers at home and abroad to come to consult the discussion, and seek common development and establish long term reliable relationship!
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- No. 28 Square Road, Jinshui District, Zhengzhou, Henan, China
-
Plant Area
- 320 square meters
-
Number of Employees
- 25
-
Registered Capital
- 3,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Qingdao Port, Shanghai Port
Our Production Capability & Technical Expertise
-
Main Products
- Food additive, water treatment chemical, detergent chemical, painting & coating, solvent, feed additive
-
R&D Engineers
- 2 people
-
Test Reports for Raw Materials
- Others
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2020-04-28
- Export Year
- 1995-01-01
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, South Asia
-
Number of Foreign Trading Staff
- 15
-
Overseas Agent/Branch
- No
FAQ
- What is the purity level of this product?
- The product offers industrial grade purity ranging from 99.00% to 99.80% depending on the grade selected.
- What are the available packaging options?
- Standard packaging is 25 KG bags, but we also offer custom packing solutions according to customer requirements.
- How long is the delivery time?
- The average lead time is within 15 workdays, regardless of whether it is peak or off-peak season.
- What certifications does the product hold?
- The product is certified under ISO9001:2008, SGS, and FDA standards, with strict in-house quality testing.
- What payment terms are accepted?
- We accept various payment methods including LC, T/T, D/P, PayPal, and Western Union.
- What is the annual production capacity?
- Our facility has a total annual production capacity of 120,000 tons across 10 production lines.
- Which ports are used for shipping?
- The nearest shipping ports are Qingdao Port and Shanghai Port.
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