On May 12, 4:58=A0pm, "dan c." <dancut...@[EMAIL PROTECTED]
> wrote:
> On May 12, 1:01=A0pm, mss...@[EMAIL PROTECTED]
wrote:
>
>
>
>
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> > The typical technical-grade Sr nitrate from Service or Hummel contains
> > enough calcium compounds to cause problems.
>
> > The pure stuff from Barium & Chemicals, Steubenville, Ohio is much
> > less hygroscopic.One pays a premium for it, but it is worth it both in
> > superior handling and storage properties, and in the quality of the
> > finished effect.
>
> > On May 12, 2:49=A0pm, robg...@[EMAIL PROTECTED]
wrote:
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> > > On May 12, 9:46=A0am, "Lloyd E. Sponenburgh"
>
> > > <lloydspinsidemindspring.com> wrote:
> > > > richardcas...@[EMAIL PROTECTED]
(Richard Casady) fired this volley
innew=
s:487d3c39.1784953250@[EMAIL PROTECTED]
>
> > > > > I thought strontium nitrate was hygroscopic. In any case isnt it
> > > > > possible to oven dry the stuff? 2 hours at 180F or something?
>
> > > > > Casady
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> > > > It's entirely possible, but frustratingly useless, in the long
run.
>
> > > > It must be dry to mix with metal fuels, but in its impure forms,
so
> > > > hygroscopic so as to re-wet itself shortly.
>
> > > "Its impure forms" meaning in this case contaminated with oxidized
Pb?=
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> > - Show quoted text -
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> Yes, lead media. =A0the strontium has turned a very slight off-white as
> well. =A0I am going to use this in Ruby Red mag stars, will there be any
> problems using it? =A0Dan- Hide quoted text -
>
> - Show quoted text -
I have made a number of successful Ruby Red stars.
I dry the milled Strontium Nitrate and use acetone to melt the parlon
and bind the stars for cutting not dextrin and water.
I think the melted parlon seals out the moisture as they stored quite
well.
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