Data Item _ms_chromatogram_ion.s_n_ratio
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General 
- Item name
- _ms_chromatogram_ion.s_n_ratio
- Category name
- ms_chromatogram_ion
- Attribute name
- s_n_ratio
- Required in PDB entries
- no
- Used in currrent PDB entries
- No
Item Description
The signal to noise ratio of the mass to charge signal.
Data Type 
- Data type code
- float
- Data type detail
- int item types are the subset of numbers that are the floating numbers.
- Primitive data type code
- numb
- Regular expression
- -?(([0-9]+)[.]?|([0-9]*[.][0-9]+))([(][0-9]+[)])?([eE][+-]?[0-9]+)?