Archived posting to the Leica Users Group, 2002/06/23

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Subject: Re: [Leica] Re: OT - Sodium Thiosulphate
From: D Khong <>
Date: Mon, 24 Jun 2002 05:55:28 +0800

Hi Herb.
Thanks for the help.

At 01:14 PM 6/23/02 -0700, you wrote:
>I looked in my Handbook of Chemistry and Physics, a book I hadn't cracked
>since I abandoned physics for computers in 1958.  It gives the molecular
>weight of anhydrous sodium thiosulphate as 158.11 and that of the
>Na2S2O3.5H2O as 284.18.  Therefore, the equivalent of 100 gm of "hypo"
>would be 63.7 gm of the anhydrous compound.
>Herbert Kanner
>Do not meddle in the affairs of cats,
>for they are subtle and will pee
>on your computer!
>To unsubscribe, see


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