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Date: Fri, 9 Apr 2010 17:11:27 -0400
Reply-To: DCHAS-L Discussion List <DCHAS-L**At_Symbol_Here**LIST.UVM.EDU>
Sender: DCHAS-L Discussion List <DCHAS-L**At_Symbol_Here**LIST.UVM.EDU>
From: "Dr. Jay A. Young" <chemsafety**At_Symbol_Here**VERIZON.NET>
Subject: Re: HF hazards

----- Original Message -----

From: Karl Kasai

To: DCHAS-L**At_Symbol_Here**LIST.UVM.EDU

Sent: Wednesday, April 07, 2010 12:54 PM

Subject: Re: [DCHAS-L] HF hazards

Does anyone know if aqueous solutions of the following fluorine containing reagents pose an HF hazard risk?

Ammonium hexafluorophosphate - (mildly acidic solution, pH ~6)
Ammonium hexafluoroaluminate -  (mildly acidic solution, pH ~6)
Ammonium tetrafluoroborate - (mildly acidic solution, pH ~6)
Ammonium fluoride

Thanks,

Karl Kasai

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