1. Ethylenediamine tetraacetic acid salts, disodium salt is the most important, is a kind of important complexing agent, used for chelating metal ion and separation of metal, can also be used for detergent, liquid soap, shampoo, agricultural chemical sprays, color photographic materials washing processing blix liquid, water purifier, pH regulator, Yin admixture, etc. In the polymerization of styrene butadiene rubber, EDTA disodium is used as the component part of the active agent, which is mainly used for complex ferrous ions to control the polymerization rate. Low toxicity of this product, rat oral LD50 is 2000 mg/kg. A chelating agent used as a metal ion.

2. Test calcium, magnesium, etc. Used in pharmaceutical industry, color development, rare metal smelting and other fields. It is an important complexing agent and metal masking agent.

3. Used as an ammonia carboxyl compound for determination of calcium, magnesium and other metals. Used as a metal masking agent and color developer. It is also used in the smelting of pharmaceutical industry and rare metals.

4. It is also used as an anti-oxygen synergist for cosmetics, which is a metal ion chelating agent, which has the same function as E DTA, but has a wider application scope. The cosmetics raw materials contain trace metal ions and cosmetics production, storage and transportation use of metal containers.

 

The company is composed of a strong leadership team leading  the company 'semployees  A united fighting group has business management department, a followup department, and mining facilities.Purchase Department Finance Department , Operations Department , Freight Forwarding Department, Labor and Personnel Department, MaterialsMore than a dozen departments such as ministries  , propaganda departments  , and offices are responsible for the total number of companiesPhysical planning and operations. The company established and perfected for long-term developmentTalent pool, strive to make all employees do their best Use it, let it play its strengths in this position and perform its duties.All employees of the company have  grown up  and affirmed , and the general manager of the company made a speech at the annual meeting.



Haihang Chemical Co., Ltd. has established its own factory with complete production equipment and meticulous management and maintenance of machinery. 
       We use advanced production technology and test methods to realize production,quality controlling to meet the standard.haihang also set up its own laboratory, hired excellent scientific and technical management personnel, give priority to the development of science and technology, and strive to be the best in the industry.



Packing

Packing: 25KG/bag , or according to the customers'demand

Storage: Stored in the dry and ventilated inside storeroom, prevent direct sunlight, slightly pile and put down

FAQ:

1,Are you a manufacturer?
Answer; yes, we are the real manufacture. Our manufacture is located in Shandong Province,      Zhangqiu Industrial Park. If you have time, you can come to China and visit our manufacture.

2, What information should I let you know if I want to get a quotation?
Answer: Quality you require, eg Assay, purity, or single impurity.
Quantity you need.( it is very important, our price is different based on different quantity)  Destination. (We can give you an detailed CIF CIP quotation)

3, How to make the payment?
Answer: TT in advance are higly recommended, we can accept Western Union, Money gram and Paypal as well. First cooperation can be TT 50% in advance and TT 50% against the copy documents.

4, When will delivery the goods?
Answer: For sample( less than 1kg) in about 3 working days after payment, for larger order, in about 7-10 working days after payment.

 5, How will you deliver the goods?
Answer: we have strong cooperation with DHL, TNT ,UPS, FEDEX EMS China Air Post For container products, we can do sea shipping
You also can choose your own shipping forwarder.

 6, when will we receive the goods?
Answer: for samples, we will send by TNT/DHL/FEDEX/UPS/ express, usually it takes about 3-5 to reach you. for larger order, it according the terms of transportation.

 7, what if we find your products unsatisfied?
Answer: we will send you a COA( certificate of Analysis) to you first for you to confirm the quality. But,if you find our product not confirm with the COA after you receive it,please show us your test result. We will refund you once we confirm that.