Order early for pre-holiday delivery. Flinn will be closed December 24th, 2025,
through January 4th, 2026, reopening Monday, January 5th, 2026.
Orders received after 10:30 AM Central Time on Tuesday, December 23rd, 2025,
will ship after we return.
PC2056
Price: $5.20
The EPA regulates the amounts of many cations in drinking water with precise quantitative analysis using special instruments, but scientists also measure qualitatively to simply know if these impurities are present. With the Chemical Reactions and Qualitative Analysis: An Inquiry Activity—ChemTopic™ Lab Activity, design and carry out a sequence of chemical reactions for the separation and identification of iron(III), silver and zinc ions in water.