atsr in Liquid Baomino IW, The Dew Cheinlcal e., MMIand, Mlth.
CW6
Comgonenf Name Formulo
1
IWatei
AX or
Ionge A ~ u r o c y B.L.
I 1 % -----1 H& 1 0-100
No.
I
I
%
Concn. mu/ml length em
Slit (mm)
X or*
RI.
AV
A0.5 1 2 , 6 7 0.090 2.53.0
Concn.
No.
Full strength
Colculotion:
inverted m a t r i r Grophicai-X
I
1.0
0.047
Point-
Celt Windows: NaCI Abrorbance Measurement: Bare line& Calculation: Inverted m a t r i r GrophicolX
Relalive Abrorbancera-Analytical Molrix:
2.671 0.636
1
mg/ml length mm
(mm)
Inrfrument: Baird Model AB.1, normal slit program Sompk Phase: Sotuflon in carbon disulfide
Successive opprox-
Component/A
stit
o/o % Ph. AX -----
7 -
fnrfrumentt Perkin-Elmer Model 12, NaCl prism Sompfe Phase: Full strength Cell Windows: Quartz Abrorbance Mearursment: Bore line&
Range Accuracy
Cornpornnl formuh
1 Namo
X B.L.
Relative Absorboncesn-Analylical
PointSuccessive approx-
Motrix:
8.40~
Componenf/X
Moterial Purity: Pure liquid bromine dried with PsOs Commenfs: Calibration standards are prepared by crushing ampules
containing known amounts of water In weighed amounts of dry liquid bromine.
Material Purify:
Relative absorbance is given as the stope of the Beer's low concentration curve used expr'essed in terms of absorbance per 100% of constituent.
Commentr:
0
d Maph!helrne in Cracked 7 - M ~ ~ ~ ~ ~ ~ a ~ ~ JAM DREXLER, R w w r e h Depl., Lion Qii Divlalon, Monsanto
0.900
1
Reference compounds 95 to 99% pure Calibrotion mohrlols checked b y chemical alkoxy analysis.
0 Relative absorbances are given os the slope of the Beer's law coneentrotlon curves used expressed in terms of absorbance per 100% of con. rtituent.
Determination
Chemicol Ca., El Dorsdo, Ark.
I
~
I
No./
2
'I 1
Component Name 1 Formula
;
1
Range
%
Accuracy
%
t
h
~
~
~
~
CS-37
-
I Xorv I
Slit (mm)
Concn,
1.1. Pts.
AXor AV
lengfh mm
1
~
%
Component
I _
100 0.050 1-Methylnophthalene
I CxoH;CHa
100 0.050
j
Cell Windowr: NoCI Abrorbancs Meoruremenh Base lineCrrfculafian: inverted matrlxGrophicallL Relafive Abrorbanees'-Analyticof
Component/X 1
2
B.L.
%
Pts.
1
5 iCumene
1
CtHlg
1
I
0-30
5.55 /0,060 100 12 10.025 I 0.05 1 _________ -1 10.5 9 . 5 8 ' 0.125 100 0.029 0.65
1
~
Instrument: Perkin-Elmer Model 21, NaCl prim Somple Phase! Llquld, full strength
Point& Succerrive 0 p p r o x . X -
Cell Windowr: NoCl Abrorbonco Mearuramrnt: Cckulafion:
Mafrlxr
9.95 2.175 0,290
Aecumey
Concn, mg/mi length mm
. _ I
I
Inrfrument: Perkln-Elmer Model 21, NaCl prlrm Sampk Phose: Liquid
Slit (mm) AA or Au
Xorv
9.87 0.170
0,910
Bose line-
Inverted m o t r i r Grophical1
Point-L
Successive appron.-
Relative Abiorbancesa-Analyticol Motrix:
Componmt//X
5.55
1
0 :124 0.007
2
'
9.58 0.080 0,728
Rewyitollized naphthalene. Eastmon 1.methylnophIhaiene (assumed 100% purity) Comments: When same componentr are determined In aromatic con. cmtroter, the base4ne denslty method Is used for absorbonce meoiurementi. Sltght devlaflon from Beer's law necessltates use of graph,
Motrrial Purify: Reference compounds, 99 +% pure Cornmenfit Zero ttonsrnlMance s M n g by method of Perry, Eoln, and Trover, Appt. Spocfrorcapy IO, 191 (1956).
e leiotive abmrbonees are glven os the slope of the Beer's l o w con. centrofim curves used sxpreried in terms of obmrbance per 100% of cwrstituent.
5 Relottve absorbances are given as the slope of the Beer's low ro1* contratlon curves used errpreoed In terms of absorbance per 100% Of conrtttuent.
Moferiat Purity:
VOL, 30,
NQ.
4, APRIL 1958 e
5$9
