K-2006: Might have screwed up.

[CarlD]

Did they send the K-2006 (the correct one) or the K-2005 (not the correct one)?

[Willjay]

It says K-2006 on the box and uses the powder/drops method for chlorine testing. It's my understanding that is the key to the difference.

[Watermom]

Yep. That's the one you want! You might be interested in seeing this: Taylor Technologies Online Testing Demos