# Phero half-life

**URL:** <https://pheromonetalk.com/t/phero-half-life/30534>\
**Category:** Pheromone Theory & Molecules\
**Created:** [July 9, 2009, 4:05am UTC](https://pheromonetalk.com/t/phero-half-life/30534 "2009-07-09T04:05:15Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![The\_Falcon](https://sea2.discourse-cdn.com/flex016/user_avatar/pheromonetalk.com/the_falcon/32/211_2.png) [@The\_Falcon](https://pheromonetalk.com/u/The_Falcon)\
**Post date:** [July 9, 2009, 4:05am UTC](https://pheromonetalk.com/t/phero-half-life/30534/1 "2009-07-09T04:05:15Z")

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_ **Does anyone know the duration of effectiveness after diffusion?** _

* * *

_ **IE: I walk into a room and walk out. Effect on those within a registering distance would last ???** _

* * *

_ **Or duration it remains active in air until ineffective?** _

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**Author:** ![diane999](https://sea2.discourse-cdn.com/flex016/user_avatar/pheromonetalk.com/diane999/32/1110_2.png) [@diane999](https://pheromonetalk.com/u/diane999)\
**Post date:** [July 9, 2009, 8:06am UTC](https://pheromonetalk.com/t/phero-half-life/30534/2 "2009-07-09T08:06:57Z")

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> [@The\_Falcon](#):
>
> _ **Does anyone know the duration of effectiveness after diffusion?** _
> 
> _ **IE: I walk into a room and walk out. Effect on those within a registering distance would last ???** _
> 
> _ **Or duration it remains active in air until ineffective?** _

Go test it out and let us know.

Diane