Card No: 4055       Created: 28/12/1996    Last edition: 16/01/2009

Name: SALAMMONIAC
Specification: [1], structure type - sal-ammoniac
Formula: NH4Cl
Symmetry Class: cubic
Space Group: P m3m
Unit Cell
Parameters:
a = 3.8700
Number of Formula Unit: Z = 1Unit Cell Volume, Å3: Vc = 57.96
Number of Atomic Position
per full Unit Cell
:
P/U = 2 Molar Volume, cm3/mol: Vm = 34.91
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 1.53
R-factor: -MU, 1/cm: µ = 111.505
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 72.783
Theta-Interval for CPDP: T/I = 1-45