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Chemical compatibility tables

Chemical compatibility of valve materials

Chemical
PEEK
PPS
PTFE
SUS316
FPM
EPDM
FFKM
Acetaldehyde
A
A
A
A
D
B
A
Acetic acid 10%
A
A
A
A
B
D
A
Acetone
A
A
A
A
D
B
A
Ammonia water
A
B
A
A
A
A
A
Benzine
A
A
A
A
B
D
A
Caustic soda 50%
-
A
A
C
D
A
-
Chloroform
-
A
A
A
D
D
A
Formalin 37%
A
A
A
C
A
A
A
Hydrochloric acid 20%
A (*10%)
A
A
D
A
A
A
Hydrogen peroxide 30%
A
B
A
C
A
C
-
Nitric acid 10%
A
A
A
A
A
B
A
Phosphoric acid
A
A
A
D
A
-
-
Pure water (Deionized water)
A
A
A
A
A
A
-
Seawater
A
A
A
C
A
-
-
Sodium hypochlorite 5%
A
A
A
D
A
B
A
Sulfuric acid 30%
B
A
A
D
A
A
A
Tetrahydrofuran
A
A
A
A
D
-
B
Toluene
A
A
A
A
B
D
A
Xylene
A
A
A
A
A
-
A

A: Compatible, little or no material impect

B: Compatible under certain conditions, slight material impect

C: Unstable, strong impect until complete destruction

D: No data availa

Please note that this table is for reference only. We ask our customers to ensure the suitability with their fluids in their devices making their own tests.

Reference: Takasago Electric, Inc.

Chimical compatibility of tube materials

Chemicals
Silicone
PTFE
Tygon®
PharMed®
TM-15
Acetaldehyde
C
-
C
C
-
Acetic acid 10%
B
-
A
A
A
Acetic anhydride
B
-
C
A
-
Aceton
C
-
C
C
A
Alcohol
B
-
A
B
A
Ammonia water
C
-
B
B
-
Ammonium-Nitrate
B
-
D
D
-
Benzene
C
-
C
C
-
Butane
B
-
A
A
-
Butyl acetate
C
-
C
B
-
Caustic soda 50%
B
-
A
B
-
Chloric solvent
C
-
C
C
-
Chloroform
C
-
C
C
-
Chromic acid
C
-
A
B
-
Copper sulfate
A
-
A
A
-
Dimethyl sulfoxide
A
-
C
B
A
Ethyl acetate
C
-
C
B
B
Ethylene glycol
B
-
A
A
-
Ferric Chloride solution 43%
B
-
A
A
-
Formaldehyde
C
-
C
C
-
Formic acid solution 25%
B
A
A
A
-
Hexane
C
-
C
C
-
Hydrochloric acid 20%
C
-
A
B
A
Hydrogen fluoride
C
-
A
C
-
Hydrogen peroxide 30%
A
A
A
A
-
Methyl alcohol
B
-
D
D
A
Methyl ethyl ketone
C
-
C
C
A
Nitric acid 10%
C
-
A
A
A
Petroleum ether
B
-
D
D
-
Phosphoric acid
B
-
D
D
A
Potassium hydroxide
B
-
D
D
-
Propane
B
-
D
D
-
Pure water (Deionized water)
A
A
A
A
A
Pyridine
C
-
C
C
-
Seawater
A
A
A
A
A
Sodium carbonate
A
A
A
A
-
Sodium hydroxide
C
-
B
A
A
Sodium hypochlorite
C
-
A
A
A
Sulfuric acid 30%
B
-
A
A
A
Tetrahydrofuran
C
-
C
C
C
Toluene
C
-
C
C
C
Xylene
C
-
C
C
C

A: Compatible, little or no material impect

B: Compatible under certain conditions, slight material impect

C: Unstable, strong impect until complete destruction

D: No data availa