i m moninder i want to get knowledge of flocculation test

----- Original Message -----

From: moninder pal singh

To: saleemasraf@gmail.com

Sent: Sunday, September 28, 2008 10:06 PM

Subject: need ur help frd

i m moninder i want to get knowledge of flocculation test actually i m working of water treatement plant as supervisor but i m freshly graduate need a a help of urs i shall be thanksfull to u i need to know simple test to check optimum dosing of coggulent
coggulent basicly use a ferrous sulphate heptahydrate and now using a alum
but want to know about ferrous sulphate
we use 40 kg of ferrous sulphate in a.5 kl tank ahm i hear about ferrous its help to make floccule in alkaline inlent is it true 
in our plant ph just 7 to 9 not so much alkaline basicly want to know optimum ph test
hope u help me thanks frd