KROHNE OPTIMASS Sensors Corrosion guidelines EN User Manual
Page 6
6
Corrosion Guide Rev 1.05 Jan 2006
Fluid
Chem. Formula
Concentration
Stainless Steel
Max
o
F/
o
C
Hastelloy C-22
Max
o
F/
o
C
Titanium
Max
o
F/
o
C
Acetaldehyde
CH3CHO
100%
200/93
200/93
300/149
Acetate
CH3CO2CH3
100%
400/204
400/204
400/204
Acetic Acid
CH3COOH
20%
400/204
300/149
260/127
Acetic Acid
CH3COOH
50%
160/71
210/99
260/127
Acetic Acid
CH3COOH
80%
160/71
210/99
260/127
Acetic Acid
CH3COOH
95%
X
200/93
210/99
Acetic Acid
CH3COOH
100%
X
200/93
200/93
Acetone
CH3COCH3
100%
400/204
140/60
200/93
Acetyl Chloride
CH3COCI
100%
70/21
99/37
220/105
Acetylene
CH2
100%
400/204
220/105
79/26
Adipic Acid
(CH2)5(COOH)2
100%
50/10
200/93
428/220
Air
Aluminium Chloride
AlCl3
10%
X
220/105
200/93
Aluminium Chloride
AlCl3
40%
X
220/105
X
Aluminium Chloride
AlCl3
100%
X
158/70
X
Aluminium Fluoride
AlCl3
20%
X
X
X
Aluminium Nitrate
AlNO3
100%
302/150
X
208/98
Aluminium Sulphate
Al2SO4
6.50%
X
285/140
220/105
Aluminium Sulphate
Al2SO4
40%
X
285/140
220/105
Aluminium Sulphate
Al2SO4
100%
X
nd
200/93
Ammonia (anhydrous)
dry NH3
always 100%
248/120
248/120
77/25
Ammonia (aqueous)
NH3 + water
30%
158/70
158/70
X
Ammonia (aqueous)
NH3 + water
50%
86/30
302/150
X
Ammonium Acetate
NH4CH3COO
15%
220/105
220/105
77/25
Ammonium Acetate
NH4CH3COO
55%
170/77
nd
nd
Ammonium Bicarbonate
NH4HCO3
50%
X
nd
212/100
Ammonium Carbonate
(NH4)2CO3
50%
X
X
Ammonium Chlorate
(NH4)ClO3
30%
nd
nd
122/50
Ammonium Chloride
NH4Cl
40%
X
221/105
221/105
Ammonium Fluoride
NH4F
25%
X
170/77
nd
Ammonium Hydroxide
NH4OH
45%
X
X
170/77
Ammonium Nitrate
NH4NO3
28%
280/137
80/27
Ammonium Oxalate
(NH4)C2O4
10%
X
75/24
75/24
Ammonium Perchlorate
NH4ClO4
20%
170/77
X
285/140
Ammonium Phosphate
(NH4)3PO4
10%
X
140/60
248/120
Ammonium Phosphate
(NH4)3PO4
100%
X
140/60
140/60
Ammonium Sulphate
(NH4)2SO4
10%
X
220/104
248/120
Ammonium Sulphate
(NH4)2SO4
100%
X
X
248/120
Aniline
C6H6NH2
100%
509/265
248/120
230/110
Aniline hydro chloride
C6H5NH2xHCl
25%
X
nd
212/100
Aqua Regia
HCl / H2SO4
100%
X
X
X
Argon
Ar
100%
Barium Carbonate
BaCO3
100%
X
X
77/25
Barium Chloride
BaCl2
25%
X
158/70
122/50
Barium Hydroxide
Ba(OH)2
10%
225/107
225/107
77/25
Barium Nitrate
Ba(NO3)2
20%
150/65
X
77/25
Benzene
C6H6
100%
X X
240/116
Benzoic Acid
C6H5COOH
10%
X
180/82
248/120
Benzoic Acid
C6H5COOH
100%
X
180/82
248/120
Benzyl Chloride
C7H7Cl
100%
X
X
140/60
Boric Acid
BH3
10%
X
320/160
320/160
Boric Acid
BH3
100%
nd
nd
77/25
Bromine Liquid
Br
100%
X
X
X
Butyric Acid
CH3(CH2)2COOH
100%
X
260/127
225/107
Calcium Carbonate
CaCO3
100%
Calcium Chloride
CaCl2
75%
X
221/105
O 221/105
Calcium Chloride
CaCl2
100%
X
392/200
X
= Compatible
X = Not Compatible
nd = No Data Available