Mixtures of isotopologues
This page shows mixtures of isotopologues for all molecules presented in the HITRAN database.
In the left part of the viewport you see a list of available molecules. To select the molecule click over the title of the molecule of your interes.
In the right part of the viewport a list of available mixtures of isotopologues for selected molecule is offered. This set is presented as a table that contains the following columns (Fig. 1)Id - internal identifier of the mixture in system database;
Title - verbal identification of a mixture;
Mixing ratio, % - mixing ratio as a list of pairs: "isotopic species" : "percentage in mixture".
Registered users have a possibility to create their own mixtures. For this purpose, the user must select User-defined as an Origin of the mixture via the switch above the list of mixtures. To define a new mixture press the button Create mixture. After you have pressed this button the form Create mixture appears. The rightmost column of the table of User-defined mixtures allows to update (by the button
![Update](/portal/img/icons/update.png)
![Удалить](/portal/img/icons/delete.png)
The create/update mixture form contains the follownng fields:
- The Title text field.
- The table of mixing ratios. To manage this table use small button in the bottom-left corner of the table, from the left to the right: Add row, Edit selected row, Save selected row and Cancel editing selected row. To select a row click on it. To delete selected row click on the Trash button on the right column of the table.
- The Save and Cancel buttons to finish creation or editing process.
![](/img/help/mixisform_h.gif)
Fig.2. The create/update mixture form