Materials
- Calmagite Indicator Solution, 1%, 30 mL
- Ethylenediaminetetraacetic Acid (EDTA) Solution, 0.01 M, 50 mL
- Hard Water Mix, 1 g
- Ion Exchange Resin, 10 g
- pH 10 Buffer Capsule
- Syringe, 10 mL
- Syringe, 1 mL
- Cotton Ball
- Metal Washer
- Plastic Mini Spoon