Isophthalic Acid CAS121-91-5 Chemical Synthesis

Product Description

Product Description

Isophthalic acid CAS121-91-5 Chemical Synthesis

DOBO produces super quality Isophthalic acid CAS 121-91-5 - 99.5%MIN assay, GMP SGS certification, USP BP EP FCC standard, Competitive price. 
White crystalline powder or needle-like crystals.It is mainly used in the production of bottle PET, also used in the production of alkyd resin, polyester resin, also used in the production of photosensitive materials, pharmaceutical intermediates and so on.

Isophthalic acid is white crystalline,with the melting point at 341-343 °C(lit.) ,density of 1,54 g/cm3, Isophthalic acid is stable. Incompatible with strong oxidizing agents, strong bases.Isophthalic acid is mainly used as intermediate for high performance UPR, resins for coatings, high solids paints, gel coats, modifier of PET for bottles. 

English name: Isophthalic acid
CAS No.: 121-91-5
Molecular formula: C8H6O4
Molecular weight: 166.13
Color: White to off-white
Form: Crystalline Powder

Usage
It is used in the production of alkyd resins, unsaturated polyester resins, and other high polymers and plasticizers. It is also used in the manufacture of film couplers, coatings, and polyester fiber dyeing modifiers and medicines.
Used as a chromatographic analysis reagent, also used in organic synthesis.

 

Item	Specification	Result
Appearance	White powder, No impurity	White powder, No impurity
Content,%	99.90	99.95
Ash content, mg/kg	≤15	9
3-CBA content,mg/kg	≤25	2
Acid value,mgKOH/g	<1.0%	<1.0%
Heavy metal (measured by Pb)	675±2	676
Moisture ,%	≤0.10	0.05
5g/100ml DMF chroma	≤10	9
Fe mg/kg	≤2.0	0.4
Total metal,mg/kg	≤10	2.0

Packaging & Shipping

 

Company Profile

Ningbo Dongbo New Energy Co., Ltd. Was established in October 2015. The company is located in Ningbo City, Zhejiang Province, with convenient transportation and favorable geographical position, which focus on researching eco-friendly bio base materials which are phthalate-free, non-toxic and biodegradable.
The main products are green solvents and plasticizers. Green solvents includes methyl oleate, methyl palmitate, ethyl oleate, oleic acid, and propyle ne glycol (PG); Green plasticizer includes epoxy fatty acid methyl ester (EFAME), epoxidized soya bean oil (ESBO), composite plant ester (CPE), Dioctyl adipate (DOA), Dioctyl sebacate (DOS), Acetyl Tributyl Citrate (ATBC), Triacetin. Green solvent is mostly used in pesticide, coating and drilling lubricant. Green plasticizer is mostly used in PVC products, wires & cable, leather and toys. The company's strict quality assurance system, perfect enterprise management system, and high-quality product after-sales service are the basis of our company. Our company adhering to the principle of "quality first, reputation first", providing our customers with various types of quality and quantity product. Always adhering to the " quality- oriented, integrity and pragmatic, diligent and enterprising, service-oriented" business philosophy, and applying it to the company's management and management. In the face of a fiercely competitive environment, the company's system has been continuously improved, relying on science and technology, continuously increasing its products' scientific and technological content, and creating a higher market value for the society, customers and companies.

Certifications

 

FAQ

Q: Are you a trading company or manufacturer?
A: We are a factory.

Q: What can I buy from you?
A: eco friendly plasticizer, organic solvent, and other green chemicals.

Q: What are your terms of payment?
A: TT, LC, DA, DP, or as per customer's requirement.

Q: Could you tell me your company payment terms?
A: General 100% T/T in advance,30% T/T in advance,70% payment against copy of Bill of Loading,100% L/C at sight.

Q: Do you provide samples? is it free or extra?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: How long is your delivery time?
A: Generally it is 7-10 working days after payment.

Q: How do you ensure quality?
A: We will trace the goods from production to selling, and we will solve the problems in selling for our customers.

 

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