申请人:BP Chemicals Limited
公开号:US04220661A1
公开(公告)日:1980-09-02
A liquid preservative composition comprising in aqueous solution a complex salt of an ion selected from NH.sub.4.sup.+ and a Group I or Group II metal ion and formic acid, the ratio of acid to cation being 4:1 on a chemical equivalent basis.
一种液体防腐剂组合物,包括在水溶液中的一种离子复合盐,所述离子复合盐由NH.sub.4.sup.+离子和I族或II族金属离子中选出,并与甲酸混合,酸和阳离子的化学当量比为4:1。