CPD round robin: query?

Quirina Roode ( (no email) )
Wed, 1 Jul 1998 11:47:58 GMT+2

Dear Rietvelders,

Could anyone possibly tell me whether the CPD-supplied data for the
Round Robin on Quantitative Phase analysis is in fact of the same
samples--that is, are the mineral assemblages in EXACTLY the same
quantitities--that were sent to the participants for phase
quantitation?
The reason I am asking this, (amongst logistic reasons for my
not being able to access the Internet to observe the appropriate
website, due to our server problems):
--That for the preparation of the results for the G1 sample, that
needs to be submitted today, I found that the CPD-data using CuKa
radiation yielded somewhat differing quantitative results than those
we achieved on our data collected using CoKa radiation.
I am also interested in knowing how the (approximate) particle sizes
of the various phases were estimated.
We are particpant number 147: Jens Gutzmer and Quirina Roode
Any information that you can offer will be very much appreciated.
Thank you.

Sincerely,
Quirina

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Quirina I. Roode
PhD student: Cement Chemistry
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Department of Civil Engineering
University of the Witwatersrand
P O Wits, 2050, Johannesburg
SOUTH AFRICA
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ROODE@civen.civil.wits.ac.za ( )
Tel: +27-(0)11-716-2478 (w) ) /
Fax: +27-(0)11-339-1762 (w) (_/
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