Analysis of lsobutane and Acetylene R. M. GUEDIN, M. C. HARVEY, and R. C. WILKERSON Celanere Corp. of America, Clarkwood, l e x .
cs-35
I
1
Component
No.
-
Name
1
lsobutane
I----.-.-..--
2
n-Butane
~
I
No.' Formula
cm
~
1
C4Hlo
I
0-10
zt1.0
lsopentane
~
I
'
4
I
n-Pentone
0.281
Pt" C4H10 150-1008
11.0
I
3
8.45
CsHl2
CaHlg
1 ~
0-10 0-10
1
+l.O
1
zkl.0
1 I
~
j
10.30
1
9.80
I
10.90
0.438 0.086
I 0.389 0.079
1
~
0.495 0.093
2
1 3:x I
Base line-
Component/X
1 2 3 4 Material Purity:
8.45 0.728 0.012 0.210 0.040
4::
Calculation:
10.30 0.013 0.711 0.220 0.038
9.80 0.006 0.020 0.715 0.252
10.90 0.340 0.029 0.286 0.770
R, M. GUEDIN, M. C. HARVEY, a n d R. C. WILKERSON Celanere Corp. of America, Clarkwood, Tax.
C3H6
___
-1
3
Accu-
Component Name , Formula
2 1 Propene
iI
(2-Methylpropene) Isobutylene
4 5
1-Butene trans-?-Buteneb
6
454
cis-2-ButeneC
I
1
-I
~
X or
P
(mm)
or,;"
'
-l
13.35
I
I
~
0 900 0:157
I
160 10
Base line-
Inverted m a t r i A Graphical-
P o i n t X Successive approx.-
Matrix
ComponentlX
8.45
13.35
1 2
0.733 0.001
0.006 0.753
0-30
zt0.5
l-
ht;e;l
I
I
1
700 10
70
0.563
C4Hs
0.30 1 1 0 . 5 112.50
0.721 0.129
,
I
700 10
i *0.5 i 10.30
0.438 0.086 1
40 10
1.548 0.273
75 10
1
ClHs
ANALYllCAL CHEMISTRY
.
Instrument: Perkin-Elmer Model 12-C, NaCl prism Sample Phase: Gas
Calculation:
11.50
0-30
a Relative absorbances a r e given as the slope of the Beer's l a w concentration curves used expressed in terms of absorbance per 1 0 0 % of const it uent
Cell Windows: AgCl Absorbance Measurement:
0-30
1
k0.5
I
Concn.
5.25
I
--I
994-%
-
mm Hg
C&s
C4Hs
+0.5
Gas
Material Purity:
__-
~ I_ _ 0-30 1 1 0 . 5 5.50 0.224 0.081 -1
1
, cm _ Av
cs-34 Slit
C2H4
B.L. Pts.
Matrix:
~
I
0-100
Relative Absorbancesa-Analytical
Successive approx.-
99 +70
Ethylene
1
C2H2
Cell Windows: NaCI Absorbance Measurement:
Analysis of Ethylene,~-Propene, 2-Methylpropene1 1 Butene, cis- and trans-2-Butene
1
I
Concn.
1 mm H g AX o r 1 Length (mm)
Perkin-Elmer k a d e l 12-C, NaCl prism
Sample Phase:
Relative absorbances a r e given as the slope of the Beer's l a w concentration curves used expressed in terms of absorbance per 1 0 0 % of constituenl
No.
%
~
P o i n t X
Calculation: Inverted rnatriGraphicalRelative Absorbances"-Analytical
1
Acetylene
Instrument:
Instrument: Perkin-Elmer M o d e l 12-C, NaCl prism Sample Phase: Gas Cell Windows: AgCl Absorbance Measurement;
1
I
4:
~
%
Formula
_
200 10
Oz67
Range IAccurocyl
I
Name
Slit
X or v
~
Base line--
Inverted m a t r i x _ X Graphical-
Relative Absorbancesa-AnalyticaI ComponentlX
1 2 3 4 5 6
5.25 0.695 0.075 0.081 0.070 0,100 0.093
Material Purity:
5.50 0.141 0.775 0.108 0.979 0.074 0.087
P o i n t X Successive approx.-
Motrix:
11.50 0.180 0.250 0.690 0.132 0.022 0.029
12.50 0.078 0.063 0.106 0.681 0.071 0.092
10.30 0.212 0.242 0.008 0.107 0.770 0.151
14.70 0.009 0.010 0.006 0.035 0.015 0.740
99 +%
Relative absorbances a r e given as the slope of the Beer's l a w concentration curves used expressed in terms of absorbance per 1 0 0 % of constituent. Low. High.
