CALIBRE CHEMICALS PVT. LTD. Factory : 901-907 GIDC Sarigam, Umbergaon Taluka, District Valsad , Gujarat 396 155. India Manufacturer Speciality Inorganic Chemicals : Potassium Persulfate (Persulfate), Potassium Persulfate KPS-5, Potassium Calcium Iodate Mumbai... Contact Person: Send Inquiry