Atomic and nuclear properties of materials:
Dichlorodiethyl ether C₄Cl₂H₈O

Quantity	Value	Units	Value	Units
<Z/A>	0.51744
Density	1.22	g cm-3
Minimum ionization	1.807	MeV g-1cm2	2.204	MeV cm-1
Nuclear collision length	64.4	g cm-2	52.77	cm
Nuclear interaction length	95.0	g cm-2	77.88	cm
Pion collision length	91.5	g cm-2	74.98	cm
Pion interaction length	126.7	g cm-2	103.9	cm
Radiation length	26.49	g cm-2	21.72	cm
Critical energy	52.55	MeV (for e-)	51.12	MeV (for e+)
Molière radius	10.69	g cm-2	8.763	cm
Plasma energy	22.89	eV
Muon critical energy	730.	GeV

Composition:

Elem	Z	Atomic frac*	Mass frac*
H	1	8.00	0.056381
C	6	4.00	0.335942
O	8	1.00	0.111874
Cl	17	2.00	0.495802
* calculated from mass fraction data.

Explanation of some entries
For muons, dE/dx = a(E) + b(E) E. Tables of b(E): PS PDF TEXT
Table of muon dE/dx and Range: PS PDF TEXT