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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