摘要 |
Test composition and test stick for detection of chloride ion in cow's milk, which composition comprises a protected silver chromate colloidal substance, a surface active agent and a buffer agent having a pH value ranging from 2 to 7, and which test stick comprises a carrier, protected silver chromate colloidal substance, a surface active agent and a buffer agent having a pH value ranging from 2 to 7; and a method for producing the test stick. |