Sulfurous Acid - Chemical resistance

Sulphurous Acid

Sulfuric acid is a weak divalent acid. It is a colourless soluble liquid that is used as a reducing agent, bleach and preservative in the food and pharmaceutical industries. Sulphuric acid can cause skin, eye and respiratory irritation and prolonged exposure can lead to health effects.

Molecular formula

H2SO3

Filter

Fibre-rubber plates

POWER®gasket 100

It is not recommended nope

POWER®gasket 200

Mild - Consult consult

POWER®gasket 300

Mild - Consult consult

POWER®gasket 350 A

Not known none

POWER®gasket 400

Mild - Consult consult

Teflon plates

POWER®flon 10 BLUE

Not known none

POWER®flon 20 PINK

Not known none

POWER®flon 30 WHITE

Not known none

POWER®flon BG-S

Not known none

Graphite plates

POWER®graf 1 Premium

Not known none

POWER®graf 3 Premium

Not known none

POWER®graf 4 Premium

Not known none

POWER®graf 5 Premium

Not known none

POWER®graf HP

Not known none

Rubber plates

Rubber NR

Good good

Rubber SBR

Good good

EPDM rubber

Good good

Rubber CR

Good good

NBR rubber

Good good

Rubber IIR

Not known none

VMQ rubber (silicone)

It is not recommended nope

Rubber CSM

Excellent suitable

Rubber FKM

Mild - Consult consult

All technical data is based on our measurements and experience and is for guidance only. The parameters listed interact if they occur together and must be consulted in limiting cases. The manufacturer is not liable for misinterpretation of the given data and incorrect application of seals

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Sealing materials

Sealing materials

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