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Core CIF Dictionary version 2.3

_chemical_formula_weight

Name

'_chemical_formula_weight'

Category: chemical_formula

Data type: numb

Enumeration range: 1.0 -> infinity

Units: Da ( daltons)

Definition

    	
   Formula mass in daltons. This mass should correspond to the
   formulae given under _chemical_formula_structural, *_iupac,
   *_moiety or *_sum and, together with the Z value and cell
   parameters, should yield the density given as
   _exptl_crystal_density_diffrn.
 


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