Infrared Quantitative Analysis Data. CS-49. Analysis of 4

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Determination of Water, Ethyl Alcohol, and Benzene in Ethyl Bromide 0. A. McCRORY and R. 1. SCHEDDEL, The D o w Chemical Co., Midland, Mich.

Determination of Water in Phenylhydrazine 1. R. KILEY and R. T. SCHEDDEL, The D o w Chemical Co., Midland, Mich.

CS-48

CS-46 __.

Slit Comnonent Name formula

No.

ACCUracy

I I

%

Range

Concn.

X orv

(mm)

6.1. Pis.

AA or Av

%

length mm

-- -

zk 10 ppm 2.659 0.090

100 3.0 0.0479

2.562.9 2

!

3

Ethyl alcohol

C2H6O

0-1000 PPm

Benzene

C6Hs

s-

Water

1

H20

R~~~~

;;::

'7

%

10-1.5

1 0 . 0 3 : 2.679

~

~

Concn.

%

(mm)

length mm

AA or Av 0.090

0.0479

2.6-Horiz.

100 0.1

Instrumenf: Perkin-Elmer Madel 12, NaCl prism Sample Phase: Full strength Cell windows: BaFz Absorbance Measurement:

~

100

15.3

i

!

1

100 &20 ppm 2 . ~ IO.090 5 ~ 3.0 2 . 5 & 0.0489 2.9

0-1.0% zk0.05%

I 1 1 I X orv

Accu-

Component No./ Name Formula

Slit

Calculation:

0.1

Base I i n e X

Inverse m a t r i x GraphicalX

Point-

Successive approx.-

I

Relative Absorbances'-Analytical Matrix: Perkin-Elmer Model 12, NaCl prism Baird Associates Model A, NaCl prism (benzene only) Sample Phase: Full strength

Instrumenf:

Cell windows: NaCl Absorbance Measurement: Calculofion:

1 Material Purity:

Base I i n e X

Inverse m a t r i x GraphicalX

2.67 25.50

ComponentlA

Point-

Reference compounds'99

+%

pure.

Relative absorbances are given as the slope of the Beer's law concentration curves used expressed in terms o f absorbance per 1.0% of constituent. a

Successive approx.-

Relafive AbsorbancesD-Analytical Matrix:

2.65 5.240

Component/A 1 2

3 Material Purify:

2.75

14.7

0.000

2.160 2.670

0 * 000 0.000

0.000

0.000

0.830

Reference compounds 9 9 +% pure

Analysis of 4-Bromodiphenyl and 4,4'-Dibromodiphenyl Mixtures cs-49

1. R. KILEY, The Dow Chemical Co., Midland, Mich.

Relative absorbances are given as the slope o f the Beer's law concentration curve used expressed in terms o f absorbance per 1.0% of constituent. a

Slit NO.;

Analysis of 4Phenylphenol and 4,4'-Biphenol Mixtures cs-47

1. R. KILEY, The Dow Chemical Co., Midland, Mich.

Concn.

r'

Component Name Formula

Range

%

lL. -

112.379 0.500 O.O90P,

~C,zH& 0-100

12. 109

Component Name Formula

0-100 2

~

4,4'-Biphenol

!

C12HIo02

1

i

zkl.0

&l.O

0-100 ~

I

I

13.09

0.650 Io.115P

1 2 . 0 3 ~0.500 l0.O9ZP

7 0.6

7 0.6

Instrumenf: Perkin-Elmer Model 12, NaCl prism Sample Phase: Solution in carbon disulflde Cell Windows: NoCl Absorbance Measuremenf: Calculation:

Base line-

Inverse motrixGraphicalA

1 2 Material Purity:

I

I

13.0 0.587 0.047

- _ _ ~ _ _ _ -

1

0-100 1 1 . 0 14.389 1,100 100 10.194~I 0 . 1

~

~

Instrumenf: Perkin-Elmer Model 12, NaCI prism Sample Phase: Solution in carbon disulfide

Calculation:

Successive approx.-

Base line-

inverted matrixGraphicalX

P o i n t X Successive approx.-

Relative Absorbancesa-Analyfical Matrix:

Re!afive Absorbances'-Analytical Matrix: ComponentlA

i

IO-100 1 z k l . O 113.129 1 0 . 6 5 0 1 100 0 . 1 1 5 ~ 1 0.1

Cell Windows: NaCl Absorbance Measurement:

P o i n t X

100 0.1

.-

length

Range

1

mm

100 0.1

~

No.

Concn. mglml lengfh

.___

C12HaBr2 0-100

4,4'-Dibromo. diphenyl

-I

fmm) AA or Av

12.03 0.118 0.805

Reference compounds 9 9 +% pure

Componentlh

12.37

12.10

13.12

14.38

1

0.969

0.006

2

0.027

0.035 0.527

0.007 0.375

Material Purify:

0.804

Reference compounds 9 9 +% pure

a Relative absorbances are given as the slope o f the Beer's law can-

Relative absorbances are given as the slope of the Beer's law concentration curves used expressed in terms o f absorbance per 100% o f constituent,

centration curves used expressed in terms of absorbance per 100% o f constituent.

These data represent standard publication and submission is open to anyCHEYIBTRY.The Coone in accordance with regulations of ANALYTICAL blentz Society is acting only as an aid t o the Journal.

To standardize procedures, ANALYTICAL CHEMISTRY requests that material be sent in quintuplicate to the chairman of the review committee: Robert c. Wilkerson, Celanese Corp. of America, Post O 5 c e Box 8, Clarkwood, Tex.

0

1 162

0

ANALYTICAL CHEMISTRY