Ammonium hydroxide.

What's ammonium hydroxide?

It's ammonium hydroxide?

What about ammonium hydroxide?

The Larsen girl? What about ammonium hydroxide?

These killings - why the ammonium hydroxide?

You'll find his bloodstream was pumped full of ammonium hydroxide.

I found ammonium hydroxide, a cleaning compound, in the teacher's apartment -- Ditto on Rosie's tox screen.

Yeah, I need you to check Larsen's tissue samples for ammonium hydroxide.

The lab also have turned up traces of ammonium hydroxide on the straps of the bag.