Profile: Upchem(China) Co., Ltd. specializes in triphosgene and specialty phosgenated intermediates. Our product line includes ethyl isocyanate, iso-propyl isocyanate, butyl-isocyanate, tertbutyl isocyanate, isophorone diisocyanate and bitolylene diisocyanate. Our products are used in dyes, pharmaceuticals, agrochemicals, plastics, dye & paper industrial applications. We are an ISO 9000 certified company.