High Quality Benzamide,N,N'-(dithiodi-2,1-phenylene)bis CAS NO.135-57-9

 Qingdao Sigma Chemical Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, peptide,Nootropis etc API, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.

 

Our Laboratory is located in shandong province. There are 15 experts in our research team. Talented personnel and well-equipped laboratory makes rigorous and professional quality control possible. Lyphar Biotech is equipped with various detection devices, such as HPLC, GC, Spectrophotometer, AAS, Polarimeter, Auto titrators, BOD Incubators, COD Incubators, Melting point apparatus and so on.

 

The aim of QDSIGMA is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.

 

QDSIGMA has become the "Top 500 Chinese manufacturing companies","Top 20 of global chemical sales".QDSIGMA has 21 subsidiaries and holding companies.

Chemical Name: 2,2'-Dithiobisbenzanilide

2,2′-Dibenzamido diphphenyl disulfide;Dithio-bisbenzanilide

Molecular Formula: C26H20N202S2

Molecular Weight: 456.58

CAS NO: 135-57-9

 

Specification

 

Appearance Melting point °C Loss on drying Ash Residues on 150µm sieve Purity

Light-Yellow powder 136-143 0.50% Max 0.30% Max 0.50% Max 99.0% Min

Application: It can be used in the natural rubber and synthetic rubber or alloy rubber. It can be added into peptizing machine with crude rubber, with the best operational temperature is 155°C±5°C. or added into blender mill at the first time after cracking. Dosage is 0.1 to 0.5 portions.

 

Package: 25kg plastic woven bag, paper with plastic film bag, kraftpaper bag .

 

Storage: The product should be stored in a dry and cooling place with good ventilation. Avoid exposure to direct sunlight.

 

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