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Preparing 1, 3, 5 and 10 ppm standards from 100 ppm standard

Started by jkulier | Last post by wpenrose November 07, 2008, 12:22:24 PM

6 Replies
17345 Views
Last post November 07, 2008, 12:22:24 PM
by wpenrose
Elimination the interference of Chloride in COD seawater analysis

Started by carnation | Last post by carnation December 18, 2006, 06:11:42 AM

7 Replies
17372 Views
Last post December 18, 2006, 06:11:42 AM
by carnation
Why pH is need to be tested in textiles?

Started by sk36 « 1 2 » | Last post by Furanone April 01, 2015, 12:15:37 PM

16 Replies
17395 Views
Last post April 01, 2015, 12:15:37 PM
by Furanone
uv spectra of toluene

Started by ROSETTA | Last post by fulkon February 17, 2008, 11:36:26 AM

4 Replies
17432 Views
Last post February 17, 2008, 11:36:26 AM
by fulkon
Calculating Formal Concentrations

Started by renup | Last post by aeacfm February 27, 2011, 05:46:21 AM

2 Replies
17464 Views
Last post February 27, 2011, 05:46:21 AM
by aeacfm
GC-MS versus NMR

Started by curiouscat « 1 2 » | Last post by DrCMS October 22, 2013, 04:35:39 AM

22 Replies
17482 Views
Last post October 22, 2013, 04:35:39 AM
by DrCMS
Problem in Phase Equilibrium!

Started by Winga | Last post by Winga July 14, 2004, 12:03:57 AM

8 Replies
17490 Views
Last post July 14, 2004, 12:03:57 AM
by Winga
Quantitative analysis of Ca2+ in Milk

Started by Alberto_Kravina | Last post by Alberto_Kravina March 07, 2006, 08:22:48 AM

12 Replies
17499 Views
Last post March 07, 2006, 08:22:48 AM
by Alberto_Kravina
GC/MS Validity?

Started by AlloyJay | Last post by muse January 17, 2008, 01:05:03 PM

1 Replies
17502 Views
Last post January 17, 2008, 01:05:03 PM
by muse
Solubility sodium chloride in Toluene

Started by DeP | Last post by DeP December 09, 2010, 07:40:17 AM

5 Replies
17580 Views
Last post December 09, 2010, 07:40:17 AM
by DeP
reaction between (S2O3)2- and (I3)- : redox or not

Started by ziyaad89 | Last post by wpenrose October 13, 2008, 01:46:19 PM

2 Replies
17610 Views
Last post October 13, 2008, 01:46:19 PM
by wpenrose
Molar absorptivity values

Started by Summdogg | Last post by gregpawin June 11, 2004, 11:02:19 AM

1 Replies
17683 Views
Last post June 11, 2004, 11:02:19 AM
by gregpawin
Preparation of triethylammonium phosphate buffer 1M (TEAP) of pH ~2.8 ?

Started by Optimist « 1 2 » | Last post by Optimist July 02, 2017, 03:22:30 AM

27 Replies
17689 Views
Last post July 02, 2017, 03:22:30 AM
by Optimist
Titration of the Unknown HCl-H3PO4 Mixture

Started by kizunaencounter | Last post by kizunaencounter November 27, 2011, 12:24:39 PM

11 Replies
17708 Views
Last post November 27, 2011, 12:24:39 PM
by kizunaencounter
Analysis test method for Hydrazine in Hydrazine Hydrate 80%

Started by Safari | Last post by kevins June 12, 2007, 09:55:42 AM

3 Replies
17805 Views
Last post June 12, 2007, 09:55:42 AM
by kevins
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