Original Research Article
In Investigating the Use of Pigs in Gas Transmission Pipelines
In Investigating the Use of Pigs in Gas Transmission Pipelines

Andi Johnson; Andi Brous; Amir Samimi

Articles in Press, Accepted Manuscript, Available Online from 01 May 2022

http://dx.doi.org/10.22034/pcbr.2022.335686.1221

Abstract
  The purpose of this study is to investigate the pigging operation, why it is done, the types of pigments available, and its importance in the gas industry. It is important to identify ...  Read More
Original Research Article
Spectrophotometric Determination of Zn(II) and Cu(II) in ‎Analytical Sample Using Murexide Reagent ‎
Spectrophotometric Determination of Zn(II) and Cu(II) in ‎Analytical Sample Using Murexide Reagent ‎

Khaled Elsherif; Qamar Hadidan; khawla Alkariwi

Articles in Press, Accepted Manuscript, Available Online from 27 June 2022

http://dx.doi.org/10.22034/pcbr.2022.338475.1222

Abstract
  The current research aims to develop a new spectrophotometric method for the determination of zinc(II) and copper(II) using a colorimetric reagent, as murexide ion. The complexation ...  Read More