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TableĀ 4 Results of chemical analysis

From: An experimental hut evaluation of Olyset Plus, a long-lasting insecticidal net treated with a mixture of permethrin and piperonyl butoxide, against Anopheles fluviatilis in Odisha State, India

Treatment

Before washing

After washing

AI retention (% of wash 0)

After testing

Permethrin content (g/kg)

Ā Unwashed Olyset Net

19.94

ā€“

ā€“

19.34

Ā Olyset Net washed 20 times

20.01

17.68

88Ā %

17.58

Ā Unwashed Olyset Plus LLIN

19.13

ā€“

ā€“

17.64

Ā Olyset Plus LLIN washed 20 times

18.82

14.11

75Ā %

13.75

Ā Polyester net conventionally treated, washed until just before exhaustion

15.33

11.36

74Ā %

10.42

Ā Untreated polyester net

<1

<1

ā€“

<1

Piperonyl butoxide content (g/kg)

Ā Unwashed Olyset Net

<1

<1

ā€“

<1

Ā Olyset Net washed 20 times

<1

<1

ā€“

<1

Ā Unwashed Olyset Plus LLIN

9.02

ā€“

ā€“

8.26

Ā Olyset Plus LLIN washed 20 times

8.79

3.96

45Ā %

3.84

Ā Polyester net conventionally treated, washed until just before exhaustion

<1

<1

ā€“

<1

Ā Untreated polyester net

<1

<1

ā€“

<1