Best Price 99%Min Maleic Anhydride CAS No. 108-31-6 for Dyeing Industry

• Customization: Available
• CAS No.: 108-31-6
• Formula: C4H2O3
• Model NO.: DSL CHEM13
• EINECS: 203-571-6
• Type: Maleic Anhydride
• Appearance: Crystal
• Quality: Industrial
• Colour: White
• Melting Point ºC: 51-56
• Density G/Cm³: 1.48
• Vapor Pressure mm Hg: 0.16
• Boiling Point ºC: 202
• Transport Package: 25kg/Bag
• Specification: Bag
• Origin: China
• HS Code: 29171400
• Production Capacity: 1000 Ton/Month

Product Description

Product Description

PRODUCT DESCRIPTION

Maleic anhydride, also known as maleic anhydride, maleic anhydride, 2,5-furandione and so on. Oblique crystal colorless acicular or lamellar crystals. Has a strong stimulating odor, soluble in ethanol, ether and acetone, insoluble in petroleum ether and carbon tetrachloride. Maleic acid with hot water. 
Appearance: white flaky crystal, powdery, acicular, flaky, pelleted, stick-like, lumpy or melted material, with a strong stimulating odor
CAS NO. : 108-31-6
The relative density: 1.480
Melting point: 52.8 ° C
Boiling point: 202.2 ° C
Flash point (open cup): 110.0 ºC
In the lower temperature (60-80 ºC) easier to vaporize, soluble in alcohol, ether and acetone, deliquescent easily generate maleic acid.
 

Characteristics	Units	Guaranteed Values	Results
Appearance		White briquettes	White briquettes
Purity(by MA)	WT%	99.5  min	99.71
Molten Colour	APHA	25  Max	13
Solidifying Point	ºC	52.5  Min	52.5
Ash	WT%	0.005 Max	<0.001
Iron	PPM	3  Max	0.32
Maleic Acid	WT%	≤0.5	0.29

 

APPLICATION

APPLICATION

 Use 1
Used as raw materials for the production of 1, 4-butanediol, γ-butanolactone, tetrahydrofuran, succinic acid, unsaturated polyester resin, alkyd resin, etc., and also used in medicine and pesticides
 Use 2
Used as a collector in metal beneficiation
 Use 3
It is used in organic synthesis and also as an intermediate for synthetic fibers
 Use 4
Maleic anhydride, also known as maleic anhydride, maleic anhydride, anhydrous maleic anhydride, is an important unsaturated organic anhydride basic raw material, used in pesticide production for the synthesis of organic phosphorus insecticide malathion intermediate diethyl maleic acid, pyridazine intermediate 1-phenyl-3, 6-dihydroxypyridazine, And pyrethroid insecticide amine thrin, fungicide, the intermediate of ketamine, in addition, also used in the production of unsaturated polyester resin, ink additives, paper additives, coatings and pharmaceutical industry, food industry, etc.
 Application 5
It is mainly used as raw material for the production of unsaturated polyester resin, alkyd resin, pesticide malathion, high efficiency and low toxicity pesticide 4049, long-acting iodomide. It is also a coating, maleic rosin, polymaleic anhydride, maleic anhydride-styrene copolymer. It is also an organic chemical raw material for the production of ink additives, papermaking additives, plasticizers and tartaric acid, fumaric acid, tetrahydrofuran and so on.
 Application 6
Maleic anhydride is an important basic organic chemical raw material. It is the third largest anhydride raw material in the world after acetic anhydride and phthalic anhydride. Its downstream products have quite extensive development and application prospects. Maleic anhydride is mainly used in the synthesis of unsaturated polyester resin, which is the raw material for the manufacture of automotive parts, ships, corrosion resistant chemical equipment and daily necessities. Maleic anhydride is also an important intermediate in the production of lubricating oil additives, coatings, pesticides, fumaric acid, copolymers, food additives and so on. Its hydrogenated derivatives include succinic anhydride, 1.4-butanediol, R-J-lactone and tetrahydrofuran.

PACKING SPECIFICATION

 

PACKING SPECIFICATION
1. pp woven bag (lined with PE film) packaging 25kg/bag
2. FIBC bag/ 1000kg
FCL=18MT(on pallets)
FCL=22MT(without pallets)

Company Profile

 

COMPANY PROFILE
Shandong Desenlai(DSL) chemical Co., LTD was founded by Shandong DAHaimeng chemical (1999), Haimeng New material (2002), Renjiang chemical (2008), Shandong Dahaimeng Chemical(2013) and Shandong Liuzan chemica (2016). We are a comprehensive chemical enterprise developed and integrated production, recycling and domestic and foreign sales. At present, we are not only occupies a wide range of chemical supply market in China, but also has been sold to more than 30 countries all around the world.

With more than twenty years of fine chemical business foundation, Shandong DSL Chemical is committed to building the most valuable chemical trading company in the whole industrial chain in China. With advanced marketing concept combined with modern management mode, the company provides customerswith quality products and services and comprehensive "all-around"
solutions.

The company adheres to the goal of green and sustainable
development, and has long been committed to the operation of various fine chemical products,involving lithium new energy, biodegradable materials and other green energy fields. Such as N-methyl pyrrolidone, Butanediol, Butyrolactone, adipic acid, glycol, MBT(M), CBS(CZ), MBTS, Aniline oil, DMF, THF and so on.

WHY CHOOSE US?

 

WHY CHOOSE US?

FAQ

 

FAQ
1.Q:Are you manufacturer?
A: As an integrated enterprise, we have our own production lines on N-Methyl Prrolidone, 1,4- Butanediol and Gamma-Butyrolactone. Meanwhile we are one of the experienced distributors for other chemicals such as Methylene Chloride, Chloroform, Aniline oil, cyclohexanone, Dimethyl Formamide, Propylene Glycol, Ethylene Glycol, Dimethyl Carbonate, etc. We have competitive price benefited by ready stock and good relations with some leading chemical manufacturers.
2.Can I get samples ?
 Yes, we can supply specified quantity free sample, you pay for the freight charge only.
3.Which documents do you support?
We can supply COA, TDS, MSDS and so on.
4.What is your MOQ? 
A: Normally our MOQ is 20'FCL for each product. Other quantity kindly contact us for sure.
5. How can you guarantee the quality of your products?

1. Our staff are all experienced in chemical products or related major background, they are well trained before quotation.
     (2) Free sample or pre- shipment sample are available for our new cooperation before you place commercial order.

 We are sure the same specification commercial products as sample to customers.
  (3) Third Party Inspection like SGS can be arranged according to your requirement before shipping.
  (4) On-Spot QC in our APPROVED associated production bases with necessary certification like GMP, ISO etc.
 6. How to pay?
 PI will be sent firstly after our aligned products specification. Payment by T/T, X-Transfer ,LC and so on.
7.Q :Which kind of payment terms do you accept?
A:We prefer TT, LC payment terms. Other payment terms are flexible to be further discussed.
8.Q: What kind of package do you have?
A: We have various of packages to meet needs of our customers,like Iron drums,plastic drums, IBC tanks, Flexitank, ISO TANK and bags etc.
9.Q:What is your after-sales service?
 DESENLAI CHEMICAL aim to keep long term cooperation with all the customers, will sign a legally binding sales contract with customers for every order.  If you have doubt or concern on our products or service, pls feel free to contact with us.
10.Q: What's your delivery time?
A: Usually we will arrange the shipment in 7 -15 days.
11.What is your processing procedures of our order?

 

OUR PRODUCT LIST

 

OUR PRODUCT LIST