Data Item _pdbx_exptl_pd.spec_preparation_pH

General

Item name
_pdbx_exptl_pd.spec_preparation_pH
Category name
pdbx_exptl_pd
Attribute name
spec_preparation_pH
Required in PDB entries
no
Used in currrent PDB entries
No

Item Description

The pH at which the powder sample was prepared.

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]+)?

Allowed Boundary Conditions

Minimum Value Maximum Value
0.0

+∞