Why has the price of HEDP risen so much in the last 5 to 6 weeks. Is there any manufacturer in other continent

Question

HEDP and Phosphoric Acid is widely used in watertreatment for scaling and corrosion control. China seems to be manuplating the prices of the product with many a yellow phosphorous manufactureres in that country

Answer 1

The demand has went up significantly, i guess that could be your explanation.

USA is by far the largest consumer and China is the largest producer, BUT not the only one of HEDP.

Hope it helps !

http://en.wikipedia.org/wiki/Phosphonate