Re: ultra low current measurement

From: John Woodgate (jmw_at_jmwa.demon.contraspam.yuk)
Date: 12/10/04 

Date: Fri, 10 Dec 2004 20:22:53 +0000

I read in sci.electronics.design that normanstrong
<normanstrong@comcast.net> wrote (in <e7nud.740307$8_6.127082@attbi_s04>
) about 'ultra low current measurement', on Fri, 10 Dec 2004:

>Whatever you do, don't use sulfuric acid instead of nitric!!

I don't remember anything dire about that, from my chemistry lessons 50
years ago. In fact, IIRC, we made chlorine with KMnO4, H2SO4 and NaCl.
No doubt that's not allowed now.

There were few things we weren't allowed. White phosphorus and arsenic
compounds, I think. 

-- 
Regards, John Woodgate, OOO - Own Opinions Only. 
The good news is that nothing is compulsory.
The bad news is that everything is prohibited.
http://www.jmwa.demon.co.uk Also see http://www.isce.org.uk

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