Size Quality Report in the Zetasizer Nano Software

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00:00:00 Untitled
00:01:18 Size Quality Report for the Zetasizer Nano
00:01:41 Contents
00:01:57 Dynamic Light Scattering
00:02:02 Data Interpretation
00:03:10 Data Interpretation
00:06:25 Data Interpretation: Correlograms
00:07:45 Cumulants/Distribution Fit Reports
00:09:40 Size Quality Report
00:10:47 Test 1: Is the z-average diameter < lower analysis limit?
00:11:57 Test 2: Is the z-average diameter > upper analysis limit?
00:12:09 Test 3: Is the z-average diameter < lower display limit?
00:12:43 Test 3: Is the z-average diameter < lower display limit?
00:13:03 Test 3: Is the z-average diameter < lower display limit?
00:13:35 Test 3: Is the z-average diameter < lower display limit?
00:14:14 Test 4: Is the z-average diameter > upper display limit?
00:14:28 Test 4: Is the z-average diameter > upper display limit?
00:15:09 Test 5: Is the polydispersity index value > 1?
00:16:01 Test 5: Is the polydispersity index value > 1?
00:16:36 Test 5: Is the polydispersity index value > 1?
00:18:40 Test 5: Is the polydispersity index value > 1?
00:19:32 Test 5: Is the polydispersity index value > 1?
00:20:41 Test 6: Is the correlation function intercept <0.1 or >1.0?
00:22:12 Test 6: Is the correlation function intercept <0.1 or >1.0?
00:22:28 Test 6: Is the correlation function intercept <0.1 or >1.0?
00:23:46 Test 6: Is the correlation function intercept <0.1 or >1.0?
00:24:37 Test 6: Is the correlation function intercept <0.1 or >1.0?
00:25:31 Test 6: Is the correlation function intercept <0.1 or >1.0?
00:26:22 Test 6: Is the correlation function intercept <0.1 or >1.0?
00:26:37 Test 6: Is the correlation function intercept <0.1 or >1.0?
00:27:00 Test 6: Is the correlation function intercept <0.1 or >1.0?
00:28:08 Test 7: Is the first correlation point > 3 and the z-average diameter <5nm?
00:28:59 Test 8: Is the in range value less than 90%?
00:29:41 Test 8: Is the in range value less than 90%?
00:29:51 Test 8: Is the in range value less than 90%?
00:30:10 Test 8: Is the in range value less than 90%?
00:30:27 Test 8: Is the in range value less than 90%?
00:30:39 Test 8: Is the in range value less than 90%?
00:31:04 Test 9a: Is the mean count rate <20kcps?
00:33:01 Test 9a: Is the mean count rate <20kcps?
00:33:31 Test 9a: Is the mean count rate <20kcps?
00:34:08 Test 9a: Is the mean count rate <20kcps?
00:34:55 Test 9a: Is the mean count rate <20kcps?
00:35:03 Test 9a: Is the mean count rate <20kcps?
00:35:45 Test 9b: Is the mean count rate >1000kcps?
00:36:35 Test 9b: Is the mean count rate >1000kcps?
00:36:48 Test 9b: Is the mean count rate >1000kcps?
00:37:08 Test 9b: Is the mean count rate >1000kcps?
00:37:57 Test 10: Is the total number of photons collected <10000kcps?
00:38:27 Test 10: Is the total number of photons collected <10000kcps?
00:38:43 Test 10: Is the total number of photons collected <10000kcps?
00:38:56 Test 10: Is the total number of photons collected <10000kcps?
00:40:11 Test 11: Is the cumulants fit error >0.005?
00:41:18 Test 11: Is the cumulants fit error >0.005?
00:41:25 Test 11: Is the cumulants fit error >0.005?
00:42:02 Test 11: Is the cumulants fit error >0.005?
00:42:14 Test 11: Is the cumulants fit error >0.005?
00:42:52 Test 11: Is the cumulants fit error >0.005?
00:43:20 Test 11: Is the cumulants fit error >0.005?
00:43:44 Test 12: Is the distribution fit error >0.005?
00:44:14 Test 12: Is the distribution fit error >0.005?
00:44:24 Test 12: Is the distribution fit error >0.005?
00:44:37 Conclusions
00:45:28 More information
00:46:16 Contact details
The Zetasizer Nano software includes a quality report to help interpretation of the size data obtained from a dynamic light scattering measurement. This presentation discusses the tests used and gives examples to demonstrate warning messages