Hot Sale CAS 108 -31-6 M Aleic Anhydride Toxilic Anhydride

• CAS No.: 108-31-6
• Formula: C4H2O3
• EINECS: 203-571-6
• Type: Synthesis Material Intermediates
• Appearance: Crystal
• Quality: Industrial
• Model NO.: CAS: 108-31-6
• Colour: White
• Transport Package: 25kg/Bag
• Specification: 99.5%
• Trademark: AIVK CHEM
• Origin: Shandong China
• Production Capacity: 5000 Metric Ton Per Month

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.

 

 

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

 

Application

 

 

1.Used to produce polyester resin, alkyd resin, medicine and pesticide.
2.Used as ink additives, paper additives, coatings and pharmaceutical industry, food industry, etc.

Packaging & Shipping

 

25KG Plastic woven bag, 20MT(with pallet)/25MT(without pallet)

Company Profile

 

Shandong AIVK Chemical Co., Ltd. is founded in 2008,is located in Guangrao County, Dongying City, Shandong Province, the central city of the Yellow River Delta high efficiency ecological economic zone on the coast of the Bohai Sea.

Our factory is a professional chemicals manufacturer. The company mainly includes propylene, benzene, acetone, dimethylformamide, dimethyl carbonate, methyl acetate, trichloroethylene, n-butyl acetate, cyclohexylamine, tetrachloroethylene, aniline, phenol, ethyl acetate, methyl acetate, SEC butyl acetate, 2-propanol, cyclohexane, 1,2-propylene oxide, 2-methyl-1-propanol and ethanol [anhydrous], 1-chloro-2,3-propylene oxide, dichloromethane, 1,1-dichloroethane, 1,2-dichloroethane, styrene [stable], tetrahydrofuran, propane and other chemical raw materials, involving pesticide, medicine, chemical industry, petrochemical industry and other fields!

Since its establishment, the company has always adhered to the business philosophy of integrity-based and win-win cooperation, with forge ahead and quality first as the business purpose, adhere to customer-centered, market-oriented, and wholeheartedly provide the most high-quality products and services for users at home and abroad with professional technology and sincere attitude.

 

FAQ

Q : What is your terms of payment?
A : T/T 30% as deposit, and 70% before delivery or 100% L/C at sight.

Q : How to confirm the Product Quality before placing orders?
A : You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.

Q : How about the delivery time?
A : Within 7 days after payment confirmation. (excluding Chinese holidays)

Q : What documents did you provide?
A :We usually provide commercial invoice, packing list, shipping list, waybill, health certificate and certificate of origin. If
there are any special requirements in your market, please let us know.

Q: How do you deal with quality complaints?
A : First of all, our quality control will ensure our quality. If we cause real quality problems, we will once again provide good
products or refund your losses.

Q : How do you make our business long-term and good relationship?
A : 1. We keep good quality and competitive price to ensure our customers benefit;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.