From uli at snf.stanford.edu  Mon Mar 23 10:55:57 2009
From: uli at snf.stanford.edu (uli at snf.stanford.edu)
Date: Mon, 23 Mar 2009 10:55:57 -0700
Subject: Comment wbgaas-hpl SNF 2009-03-23 10:55:56: ammonium fluoride crystals
Message-ID: <mailman.107.1356283876.5151.wbgaas-hpl-pcs@snf.stanford.edu>

Cleand ammonium fluoride crystals around HF drain.