CYA Detection Reagent, 50mL

This is the 10g refill DPD powder for use with the FAS-DPD 3-in-1 Detection Kit.

Refill of reagent 2 from the Calcium Hardness Detection Kit.

Refill of reagent 2 from the CYA Detection Test Kit.

Replacement for reagent 3 of the Calcium Hardness Detection Kit.

This is the small size of reagent 4 from the FAS-DPD Chlorine Test Kit.

Refill of reagent 3 from the Salt Detection Test Kit. Note: This reagent can stain surfaces and skin, it is advised to use both Protective Gloves and Bench Protector when performing this test.