formic acid is our strong item ,and have passed through ISO9001:2008Quality Management System Certification... Dear Customers, Hope have a good day. We are a professional manufacturer in Qingdao, China. We can supply formic acid in different specifications like 85% and 99%. Formic acid is used for: 1, Pharmaceutical industry: Caffeine, Analgin, Aminopyrine, Vitamin B1, etc. 2, Leather industry: ...