丙烯腈

ACRYLONITRILE) SPEC OF

ROW

FEATURE

GOAL
HIGH LEVEL
LOW LEVEL
EFFECT ON QUALITY

1

Appearance
Clear- without color and suspense materials

Without effect

2

Refractive Index

1.3892
1.3882
EFFECTIVE

3
MEHQ (ppm)

45
35
EFFECTIVE

4*
U. V. Cut Off (Mµ )

245

EFFECTIVE

5
pH 5 % Water Sol

7.5
6
TBD

6
Color of APHA

5

TBD

7
H2O %

0.45

Without effect

8
HCN (ppm)

10

EFFECTIVE

9
(ppm) U. V absorbing impurities individually

50

EFFECTIVE

10
Acetone(ppm)

250

Without effect

11
Acetonitrile (ppm)

500

TBD

12
Acidity as Acetic Acid (ppm)

30

EFFECTIVE

13
Aldehyds as Acetaldehyde (ppm)

50

EFFECTIVE

14
Copper (ppm)

0.1

EFFECTIVE

15
Propionitrile (ppm)

200

TBD

16
Iron (ppm)

0.1

EFFECTIVE

17
Non Volatile Mater (ppm)

100

TBD

18
Peroxide as H2O2 (ppm)

0.2

TBD

19
Acrolein (ppm)

10

EFFECTIVE

20
SP. GR C)° 25)

0.803
0.799
Without effect