Data Item _exptl_crystal.density_meas_gt
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General 
- Item name
- _exptl_crystal.density_meas_gt
- Category name
- exptl_crystal
- Attribute name
- density_meas_gt
- Required in PDB entries
- no
- Used in currrent PDB entries
- No
Item Description
The value above which the density measured using standard
chemical and physical methods lies. The units are megagrams
per cubic metre (grams per cubic centimetre).
_exptl_crystal.density_meas_gt and _exptl_crystal.density_meas_lt
should not be used to report new experimental work, for which
_exptl_crystal.density_meas should be used. These items are
intended for use in reporting information in existing databases
and archives which would be misleading if reported under
_exptl_crystal.density_meas.
Item Example
2.5
Data Type 
- Data type code
- float
- Data type detail
- float 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]+)?
- Units
- megagrams_per_cubic_metre
Allowed Boundary Conditions
| Minimum Value | Maximum Value |
|---|---|
| 0.0 | +∞ |
Related Items 
| Related Item Name | Relation Type |
|---|---|
| _exptl_crystal.density_meas | alternate |
Aliases
| Alias Item Name | Dictionary Name | Dictionary Version |
|---|---|---|
| _exptl_crystal_density_meas_gt | cif_core.dic | 2.3 |