Hi Mark,
Thank you for using Syncfusion product.
We have created the sample file. Given below the scenario description we have tried in our sample at our side.
1. opened the excel file which contains Scattered.
2. showed the datalabels with series name for specific data points.
We have attached the sample file for your reference.
Please let us know if you need any clarifications.
Thanks,
Manikandan.M
100819_a0c7b922.zip