Dear Anitra,

 In India there is no commercial production of ESN polymer Coated Urea, however the production on R & D level. In India Neem coated urea is compulsory for all fertilizers plant.

Some of the supplier list are available in links,

Regards,

Prem Baboo

https://www.pioneer.com/home/site/us/

http://www.honeywell-ammoniumsulfate.com/

http://www.chemicals-technology.com/

http://www.campoly.com/

Article SULPHUR COATED UREA

Aritra Saha:

I do not know anybody. Can you explain me how this works?

Albertina