Volume 10 Issue 01

 

Title

SYNTHETIC FIBER DYEING WITH SYNTHESIZED NOVEL DISPERSE DISAZO DYES CONTAINING METHYL (-CH3) GROUP AS AN AUXOCHROME AND THEIR COLOR PROPERTIES

Author EMINE BAKAN1, FIKRET KARCI2, OZAN AVINÇ3
Source International Journal of Engineering and Applied sciences pg 01- 011 Vol 010. No. 01, 2016
Abstract

Azo dyes constitute a very important class of organic compounds. These compounds are commonly used in different fields of industry due to their various prominent properties. One of the most well-known industries for these dyes is textile owing to dyeing characteristics of these dyestuffs. In this study, novel heterocyclic disazo disperse dyes, substituted with methyl (-CH3) group at their o-, m-, p-position, synthesized and applied to poly (lactic acid), polyethylene terephthalate and polyamide 6.6 fibers. All applied synthesized disperse dyes resulted in yellow-red . .....

 

Keywords

Disperse dyes, color properties, exhaustion, fastness, methyl group, azo dye

 

 

Title

DETERMINATION OF SOME TRACE ELEMENTS IN THE FOUNDATION CREAMS AND THEIR POTENTIAL HEALTH HAZARDS IN THE KINGDOM OF SAUDI ARABIA

Author MAHA ABDALLA ALNUWAISER1
Source International Journal of Engineering and Applied sciences pg 012- 19 Vol 10. No. 01, 2016
Abstract

The concentrations of 4 heavy metals, Arsenic (As), Mercury (Hg), Lead (Pb) and Cadmium (Cd) elements were determined using Inductively Coupled Plasma-Optical Emission Spectroscopy (ICP-OES) after being digested by Microwave pressure for 25 different types of the most popular and widely sold foundation creams in Riyadh markets. Analysis was conducted for the samples of expensive and cheap brands, that advertise themselves a natural (organic) and those that advertise themselves a medical. Samples of foundation creams from different countries . .....

 

Keywords

Foundation cream, Arsenic, Mercury, Lead and Cadmium.