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ASTM E938-94(2000)

ASTM E938-94(2000)

Standard Test Method for Effectiveness of Liquid, Gel, or Cream Insecticides Against Adult Human Lice

2017-08-16 /Historical
Superseeded by:

1.1 This test method determines the effectiveness of pediculicidal materials in liquid, gel, or cream form, against the adult human louse, Pediculus humanus , the surrogate subspecies for the human head louse ( P.h. capitis ). (Only gels or creams that liquefy at 32°C (90°F) can be tested).

1.2 This test method is for the use of those wishing to develop efficacy data, or to compare formulations for head louse control.

1.3 This test method consists of five replicates for a statistical comparison of formulations.

1.4 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.

1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

efficacy; insecticides; insects; lice; effectiveness of liquid, gel, cream insecticides against adult human lice
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