Best Sale Maleic Anhydride Purity 99% CAS No 108-31-6 Ma Maleic Anhydride

• CAS No.: 108-31-6
• Formula: C4H2O3
• EINECS: 203-571-6
• Type: Synthesis Material Intermediates
• Appearance: Crystal
• Quality: Industrial
• Model NO.: 108-31-6
• Colour: White
• Transport Package: 25kg Woven Bags or Cardboard Drums Are Packed and
• Specification: 25kg woven bags
• Trademark: AK
• Origin: China
• HS Code: 2917140000
• Production Capacity: 10000tons Per Month

Product Description

 

Product Description

 

Maleic anhydride

Maleic anhydride, also known as anhydrous malic anhydride, maleic anhydride, and maleic anhydride, is the anhydride of maleic acid. It is a white crystal with a strong pungent odor at room temperature, and its chemical formula is C4H2O3

 

Product Parameters

Item	Specifications		Result
	Superior	Qualified
Appearance	White briquettes or blocky crystals		White briquettes
Purity w/% ≥	99.7	99.5	99.88
Melt Color/Hazen(Pt-Co)≤	25	50	10
Heat stability@140ºC,120mins/Hazen(Pt-Co)≤	According to customer's requirement		20
Soildification PointºC≥	52.5	52.5	52.60
Iron,w(mg/kg)≤	2	3	0.52
Residue on ignition,%≤	0.005		0.001
Conclusion	Confirm to superior grade
Standard	Q/JNHG.J 01098-2018

Detailed Photos

 

 

Application

1. It is used as the raw material for the production of 1,4-butanediol, γ-butyrolactone, tetrahydrofuran, succinic acid, unsaturated polyester resin, alkyd resin, etc., and also used in medicine and pesticides. 2. Act as a collector in zai metal beneficiation. 3. Maleic anhydride is an important basic raw material for unsaturated organic acid anhydrides. It is used in the production of pesticides to synthesize the intermediates of the organophosphorus insecticide malathion, diethyl maleate and pyridazinphos. Intermediate 1-phenyl-3,6-dihydroxypyridazine and pyrethroid insecticide tetramethrin, fungicide, captan Chemicals, papermaking auxiliaries, coatings, pharmaceutical industry, food industry, etc.

 

 

Packaging & Shipping

Our Advantages

1. Customer design is accepted.
2. Small order is acceptable.
3. Sample is available with freight collect.
4. Professional sales team with rich experience both in product and business.
5. Third-party inspection is accepted.
6. 7*24 hours working time and quick response, your request will be processed by our professional staff in different shift periods.
7. All documents will be ready upon your requirement.
8. Factory Price and high quality can be guaranteed.
9. After-sales service.
10. Welcome to visit our company.
11. Have cooperated with a lot of importers from world wide for more than 10 years.
12. Fast and safety delivery by professional freight forwarder.

 

FAQ

Q1. Are you a factory or trading company?  

A: Yes,we are 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.

 

Q2. 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. 

Q3. How does your factory do regarding quality control? 
A: Our factory has passed ISO9001 2008, REACH, FAMIQS Certificate.

Q4. 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.

Q5. What is payment terms?
A: L/C, T/T, Western Union, and Alibaba Trade Assurance are all accepted, and if you have better idea, please feel free to share with us.

Q6. 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.