Table 7 Comparison of KDF55 and KDF8571,75.

From: A critical review of point-of-use drinking water treatment in the United States

Type

Formulation

Particle size (mm)

Density (g/cm3)

Removal rate for contaminants

    

Chlorine

Iron

Hydrogen sulfide

KDF55

50% copper and 50% zinc

0. 145–2

2. 4–2. 9

>99%

>98%

na

KDF85

85% copper and 15% zinc

0. 149–2

2. 2–2. 7

na

>90%

>95%

  1. na not available.