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Question
Which chemical is used as antiscalent in RO water 
treatement plant?
 Question Submitted By :: Chemical-Engineering
I also faced this Question!!     Answer Posted By  
 
Answer
# 1
THE CHEMICAL USED AS ANTISCALENT IN RO WATER TREATMENT IS
SODIUM HYPOPHOSPHATE .
 
Is This Answer Correct ?    11 Yes 1 No
Edwin Alex Inalegwu
 
Answer
# 2
Polyaminopolyethermethylenephosphonae(PAPEMP) 
Is This Answer Correct ?    2 Yes 2 No
N.ramudu
 
 
 

 
 
 
Other Chemical Engineering Interview Questions
 
  Question Asked @ Answers
 
What is Vacuum? If pressure is less than that of atmospheric, can we call it vacuum? If so some places have less atmospheric pressures, can we call people living there are living in vacuum? ISRO 5
What is the reason for removing silicon from aluminum? IOCL 2
A cylindrical vessel of 10m height has water upto 6m and is under a pressure of 15bar.What will be the pressure at the bottom most point of the vessel?   4
What is formula for petrol? Reddy-Labs 2
Calculate the line size for a cooling water line with a volumetric flowrate of 1200m3/h of water. Density of water = 1000kg/m3   1
what is cv value in valves Iffco 2
what is isothermal process? Coromandel 1
i need some of the previous year question paper for ongc technical test and if possible let me know about the books to read for test ONGC 2
can any chemical engineer become IES IES 5
What is the process of Scrubber ?   3
respected sir,i have been selected in the written examination(CHEMICAL) of IOCL Panipat held on 30 m1rch, So please tell me which type of questions asked in this interview frequently.Can u mail me some questions? IOCL 22
which type of packing gives large interfacial area stacked or random? Npcil 2
 
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