Tetraoctyl Pyromellitate     (TOPM)
Item	Premium products	Qualified products
Appearance	Colorless transparent oily liquid	Light yellow transparent oily liquid
Acid value (mgKOH / g)	0.30	0.40
Ester content (%)	99.45	99.00
Chroma (PT CO) No. ≤	40	100
Density (20 oC) / (g / cm3)	0.991-0.997	0.991-0.997
Volume resistivity / 1011 Ω· m ≥	5	1

Application                                                                    

TOPM has good electrical insulation, so it can be used as a 105~120 oC heat-resistant cable. It is suitable for PVC plastic products with special heat resistance requirements.  It is a  super heat-resistant and durable plasticizer for PVC. At the same time, as a non-toxic environmental plasticizer, it is used in medical plastic products,  food packaging,  children's plastic toys, and other industries.  As a plasticizer of medical plastic products, it has much less toxicity than DOP and has no adverse effect on physiological processes.  Medical plastic products using  TOPM  as plasticizers have been widely used in clinical medicine, scientific research, and related fields. There are many kinds of products, including tubes, flexible tubes, bags, bags, liquid conducting tubes, films, sheaths, various human organ substitutes, and various parts of medical and testing instruments.

Company Profile                                                           

Hebei Zhuanglai Chemical Trading Co.,Ltd. is a foreign trading company, specializing in developing and producing Chemical raw materials, pharmaceutical intermediates.It has its own factory, which procures itself a competitive edge in market.

For many years, our company has won many clients' support and trust because it always strives to make high-quality merchandise with favorable price. It commits itself to satisfy every clients, in return, our customer show great confidence and respect for our company. In spite of so many loyal customers won these years, Hegui keeps modest all the time and strives to better itself from every aspect.

We are looking forward to cooperating with you and having a win-win relationship with you. Please rest assured that we will satisfy you. Just feel free to contact me.

Packing & Shipping                                                      

FAQ                                                                                

Q1. What is your delivery term and delivery period?

We accept FOB, CIF, etc. You can choose the one which is the most convenient or cost effective for you. Competitive price with ready stocks; by Air within 7days, by sea within 14 days shipping after .

Q2. What's your main markets?

South&North America, Europe, Asia, Africa etc. Top customers among more than 80 countries; 30 years history; One-stop supplier.

Q3. What is the payment term? 

Normally we advise customers use Trade Assurance(is a free payment protection service for buyers is offered by Alibaba group), and we also receive T/T, Western Union or L/C.

Q4. Will you supply samples for test the quality?

We'd like to offer our customers samples for the quality evaluation for most products to develop business.