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Questions related from Peixin Du
The sample contains Si, O, Fe, maybe H in its chemical composition. It is poorly crystallined. Its XRD pattern and raw data is attached below. Could anyone help me to interpret it. Thanks in advance!
01 January 2019 9,575 4 View
Pestle of a agate mortar in my lab has broken, can I use another one which has a little different shape? In other word, must a agate mortar only be used with its matched pestle and ones with the...
10 October 2016 8,471 3 View
Could anyone please tell me the CAS number of the reagent R(OCH2CH2)7O(CH2)3SO3-K+ (R: C13-C15 alkyl chain) or tell me where I can purchase this reagent? Thanks in advence.Best regards,Peixin Du
01 January 2016 2,292 7 View
Our research group has a Bruker D8 Advance X-ray diffractometer, the clay minerals (the sample) to fill the holder is near 0.7g, but one of my samples is only 0.2g, how to do the XRD analysis and...
08 August 2015 5,594 18 View
Recently, i want to study the stability of kaolinite in acid and alkine solution. How to measure the concentration of Al and Si in solution?
03 March 2015 1,092 7 View
