1. Introduction

The new process of co-catalyst tetrabromoethane developed by our company and research institutes of higher education institutions has advanced production technology, high product quality and low consumption cost. It is at the leading level in the domestic industry and has strong market competitiveness. Tetrabromoethane products have been used for a long time in the PTA production unit of Yangzi Petrochemical Company and Beijing Yanshan Petrochemical Company, etc., and exported to Russia, South Africa and other countries, becoming a trustworthy product for the majority of users.

2. Physical and chemical properties and name of the product:

Scientific name: 1,1,2,2-tetrabromoethane

English name: Sym-Tetrabromothanl

Molecular formula: C2H2Br4

Molecular weight: 345.67

Physical and chemical properties: This product is colorless and transparent oily liquid with the odor of camphor and iodoform, slightly soluble in water, and miscible with ethanol, ether, chloroform, aniline, glacial acetic acid, etc. Relative density (d420) 2.9656, boiling point 243.5 °C (decomposition), slowly decomposes when exposed to light and heat, the color turns yellow, freezing point -1 °C, refractive index (ND20) 1.638, no combustion.

3. Quality indicators:

The company implements the HG/T2426-2014 standard. Due to the company's advanced production technology, strict control of raw materials, strict company management, and conscientious operation of employees, especially with a complete quality assurance system, perfect testing methods, and strict management system, it can ensure that all products produced are high-quality products. After testing in various aspects, the indicators greatly exceed the national industry standards and are at the leading domestic level.

The specific quality indicators are as follows:

4. Purpose:

It is used as a co-catalyst in PTA production equipment, and used in the production of quaternary ammonium salt compounds and combustion accelerants in the organic synthesis industry. In the chemical fiber industry, it is used as an initiator for the preparation of polyester oxidation process, as an intermediate in the coating industry, as a fumigant disinfectant and a pharmaceutical intermediate in the pharmaceutical industry. It is used as a solvent for grease and wax in the oil industry and as a separating agent in the mining industry. It is used in the manufacture of fire extinguishing agents in the fire-fighting industry and as a chemical reagent in analytical chemistry. In addition, it is also used as a cleaning agent for microscopes and instruments.

Five, packaging and storage:

The iron drum is lined with plastic packaging drum, the net weight of each drum is 150kg. Should be stored in a cool, ventilated warehouse, moisture-proof, prevent