Chinese Maleic Anhydride/Ma 99% for Oil Paint

• Customization: Available
• CAS No.: 108-31-6
• Formula: C4H2O3
• Model NO.: 007
• EINECS: 203-571-6
• Carboxyl No.: Dicarboxylic Acid
• Alkyl No.: Unsaturated Acid
• Appearance: Granule
• Source: Hydrolysis
• Colour: White
• Product Name: Chemical Raw Material CAS No. 108-31-6 Maleic Anhy
• Other Name: Cis-Butenedioic Anhydride
• Molecular Weight: 98.05808
• Molecular Formula: C4H2O3
• Meltig Point: 51-56
• Boiling Point: 200
• Density: 1.48
• Vapor Density: 3.4
• Vapor Pressure: 0.16 mm Hg
• Refractive Index: 1.4688
• Flash Point: 218
• pH Value: 0.8
• Odor: Slight Spicy Odor
• Dielectric Constant: 51.0
• Storage: Cool Dry Place
• Transport Package: 25kg Bag
• Specification: Standard
• Trademark: JQ
• Origin: China
• HS Code: 2917190090
• Production Capacity: 5000mts Per Month

Product Description

Product Description

Product Name:Maleic Anhydride
CAS No. 108-31-6
Molecular Formula:C4H2O3
Molecular Weight:98.0
Maleic anhydride is an organic compound with the formula C2H2(CO)2O. It is the acid anhydride of maleic acid. It is a colorless or white solid with an acrid odor.
1. Maleic anhydride used in production of unsaturated polyester resin.
2. Maleic anhydride also is used in coating, pharmaceutics, agricultural, surfactant, additive of plastics, etc.
3. Maleic anhydride is main material of binary acid with four carbons, , tetrahydrofuran

 

Detailed Photos

Product Parameters

Item	Standard
Product Name	MA ,Maleic Anhydride,2, 5-Furandine,Cis-Butenedioic Anhydrides
Content (w, %)	≥99.5%
CAS NO	108-31-6
EINECS No.	203-571-6
Appearance	White flake active granular crystal
Melting chroma / Hazen unit	≤25
Crystallization point / ºC	≥52.5
Mass fraction of burning residue /%	≤0.005
Mass fraction of iron (calculated by FE)/( μ g/g)	≤3
Molecular Formula	C4H2O3
Application	Coating Auxiliary Agents, Leather Auxiliary Agents etc.

Certifications

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

Packaging & Shipping

FAQ

Why choose us?
1.We are a chemical-based corporation with good reputation. With many years of experience on exporting and short distance to Qingdao port, we can provide top quality products, super service, competitive price and fast delivery.
2. How to guarantee the quality?
Up-to-date facilities and technology, strict inspection in production process and final product, inspection before delivery.
3. What payment term are acceptable to us?
TT, LC, DP, West Union, PayPal, etc.
4. Is free sample available?
Yes, free sample can be provided, but the courier cost is on your side.
5. What's the loading port and transportation method?
Qingdao, Shanghai, Dalian, Tianjin, Lianyungang, etc.
By sea, railway, road, muti-model transportation.
If you have any question,please contact me any time!!!