Excerpts from expert's reports

 

 

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Extract of various test series with PROaqua 4200

Carried out by several independent analytical laboratories:

e.g. Department of Health (Bavaria/Germany), LGA (Bavarian Institute of Farming), Department of water resources (Germany), Max-v.-Pettenkofer-Institute for Virology (Germany), Department of Health (Vienna/Austria), etc.

 

Parameters

Result before filtering

Result after filtering

Unit

DL

LV

 

 

 

 

 

 

Test series in laboratory

 

 

 

 

 

Nitrate

116

n.d.

mg/l

1

50

Atrazine

1,66

n.d.

µg/l

0,02

0,1

Desethylatrazine

1,37

n.d.

µg/l

0,02

0,1

Simazine

0,84

n.d.

µg/l

0,02

0,1

Metazachlorine

1,29

n.d.

µg/l

0,02

0,1

Tetrachlormethane

2,3

n.d.

µg/l

0,5

3

Tetrachlorethene

2,3

n.d.

µg/l

0,3

7*)

Chlorine

0,25

n.d.

µg/l

0,01

0,3

 

 

 

 

 

 

Test series - "family T..."

 

 

 

 

 

Nitrate

23

n.d.

mg/l

1

50

Nitrite

0,10

n.d.

mg/l

0,002

0,1

Ammonium

5,0

n.d.

mg/l

0,002

0,5

Iron, total

1,6

n.d.

mg/l

0,005

0,2

Manganese

1,2

n.d.

mg/l

0,01

0,05

Potassium

380

0,63

mg/l

0,5

12

Colony count at 20 °C / °F 68

55

0

l/ml

---

100

colony count at 36 °C  / °F 96.9

170

0

l/ml

---

1000

 

 

 

 

 

 

Test series - "nursery school in U..."

 

 

 

 

 

Ammonium

2,48

n.d.

mg/l

0,002

0,5

Iron, total

0,65

n.d.

mg/l

0,005

0,2

water hardness, total (German hardness degree)

17,4

n.d.

°dH

---

---

 

 

 

 

 

 

Test series - "Water supervisor P..."

 

 

 

 

 

Colony count at 20 °C / °F 68

27

0

l/ml

---

100

Colony count at 36 °C / °F 96.9

21

0

l/ml

---

100

Nitrate

56,4

n.d.

mg/l

1

50

Sulfate

93,1

n.d.

mg/l

1

240

 

 

 

 

 

 

Test series - "family F..."

 

 

 

 

 

Nitrate

78

n.d.

mg/l

1

50

Desethylatrazine

0,34

n.d.

µg/l

0,02

0,1

Sebuthylazine

0,12

n.d.

µg/l

0,02

0,1

 

 

 

 

 

 

Test series - "family Le..."

 

 

 

 

 

Colony count at 20 °C / °F 68

86

0

l/ml

---

100

Colony count at 36 °C / °F 96.9

142

0

l/ml

---

1000

Nitrate

122

n.d.

mg/l

1

50

 

 

 

 

 

 

Long-term test series - "family K..."

 

 

 

 

 

after a test period of 4 years and  approx. 11,200 ltr.)

 

 

 

 

 

Nitrate (after approx. 14 regenerations)

89

n.d.

mg/l

1

50

Desethylatrazine

0,18

n.d.

µg/l

0,02

0,1

Atrazine

0,14

n.d.

µg/l

0,02

0,1

 

n.d. = not detectable

DL = detection limit

LV = limiting value