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The authors wish to ex: re eia ?ratification to
Dr. A. Ghani, Chairman PC,'SIR, for ZliE; hind permission to carry
out this work and to Mr. H. Aslam, Member Technology, for his
constructive criticism of th,,project. They are extremely
grateful to Dr. R.A. Shah, Director roana Laboratories Peshawar,
for his keen interest in the project and encouragement throughout
this work, and to Dr. S.M.A. Shah, Principal. Scientific Officer
for improvement in the manuscript.
The authors are also highly prateful to Mr. Rafiuddin,
General Manager, Adamjee rarer and Board Mills Nowshera, for
his permission to carry out the experimental work in the Mills
Laboratory. Special thanks are also due to Mr. M.A. 1-.7adi,
Manager, Quality Control and Research, for his guidance .through—
out the experimental work and to Mr. Ti, Raffia Officer Incharge
Chemists and Mr. Ziauddin t. Chemist,. for their help in experimental
work.
The authors arc indebted to the Pakistan Science
Foundation, for the financial assistance and particularly to
r. Azra Sultana Ahmad, Senior Scientific Officer, PS F, for her
co—operation during the project. |
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