C4H2O3 Organic Intermediate CAS 108-31-6 Maleic Anhydride

• CAS No.: 108-31-6
• Formula: C4H2O3
• Type: Organic Intermediate
• Appearance: Powder
• Quality: Industrial
• Colour: White
• Model NO.: Maleic Anhydride organic
• Lead Time: 7-10 Days
• MOQ: 1kg
• Shipment: Air, Sea, Railway
• Payment: L/C, T/T
• Transport Package: 25kg Bags
• Specification: powder
• Trademark: GC
• Origin: China
• HS Code: 2917140000
• Production Capacity: 1000000mt

Product Description

Product Description

CIS butenedioic anhydride, also known as maleic anhydride or dehydrated malic anhydride, is
an organic compound. The molecular formula is c4h2o3 and the molecular weight is 98.06. It
is mainly prepared by the oxidation of n-butane or butene in benzene or C4 fraction. The solid
maleic anhydride is white flake live granular crystal, easy to sublimate, soluble in alcohol, ether
and acetone, with a relative density of 1.48 (20 ºC solid) or 1.30 (70 ºC liquid), and a boiling
point of 202 ºC. It is easy to deliquesce in water to form maleic acid.

Specification

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.

 

 

PACKAGING:

Powder: Packaged in multi-layer kraft paper bag with food grade PE inner bag, net 25kg/bag.

(Other packaging types are available on requests)

SHELF LIFE:

Powder: 24 months if stored under recommended storage conditions.

STORAGE CONDITIONS:

Should be stored in airtight container in a cool and dry place below 40ºC and relative humidity less then 70%.

Product should be reevaluated if it exceeds expiration date.

Packing and Shipping

 

About US
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