Calcium Bisulfite - Chemical resistance

Calcium Hydrogen Sulfite

Calcium hydrogen sulfite is a colorless or white crystalline solid that is highly soluble in water. It has an acidic taste and is used as a preservative and antioxidant in foods and also as a reducing agent in some industrial processes such as waste water treatment, paper and pulp production and metal processing.

Molecular formula

CaH2O6S2

Functional formula

Ca(HSO3)2

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Fibre-rubber plates

POWER®gasket 100

It is not recommended nope

POWER®gasket 200

It is not recommended nope

POWER®gasket 300

It is not recommended nope

POWER®gasket 350 A

Not known Not known

POWER®gasket 400

It is not recommended nope

Teflon plates

POWER®flon 10 BLUE

Not known Not known

POWER®flon 20 PINK

Not known Not known

POWER®flon 30 WHITE

Not known Not known

POWER®flon BG-S

Not known Not known

Graphite plates

POWER®graf 1 Premium

Not known Not known

POWER®graf 3 Premium

Not known Not known

POWER®graf 4 Premium

Not known Not known

POWER®graf 5 Premium

Not known Not known

POWER®graf HP

Not known Not known

Rubber plates

Rubber NR

Good good

Rubber SBR

Good good

EPDM rubber

Good good

Rubber CR

Good good

NBR rubber

Good good

Rubber IIR

Excellent suitable

Rubber CSM

Good good

Rubber FKM

Excellent suitable

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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FKM Rubber

FKM Rubber

FKM has excellent chemical and heat resistance. It is used in mineral oil and grease based applications.

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