Complexing agents, sequesting agents

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VEROLAN® DDS

Organic complexing agent for the sequestration of hardness salts and process-disturbing metal ions in the acid demineralising stage

  • Very high iron binding capacity
  • Easily rinsed out
  • Very high calcium and magnesium binding capacity
  • Stock liquors should not be prepared in copper or galvanized containers

Field of application: Universally applicable

Chemical Basis: Preparation of organic and inorganic acids

Ionic Character: Uncharged

Form: Liquid


VEROLAN® DEM

Organic complexing agent for the sequestration of hardness salts and process-disturbing metal ions in the acid demineralising stage

  • Very high iron binding capacity
  • Easily rinsed out
  • Very high calcium and magnesium binding capacity
  • Stock liquors should not be prepared in copper or galvanized containers

Field of application: Universally applicable

Chemical Basis: Alkyl phosphonate

Ionic Character: Anionic

Form: Liquid


VEROLAN® FEX

Speciality product for sequestering alkaline earth ions
and iron ions

  • Low-foaming
  • Good dispersing action
  • Very high Ca2+ and Fe3+ as well as magnesium binding capacity
  • High soil suspending properties

Field of application: Removal of alkaline earth ions and iron ions as well as graphite soilings

Chemical Basis: Preparation of organic acids, complexing agents and ethoxylates

Ionic Character: Uncharged

Form: Powder


VEROLAN® NBO

Organic dispersing agent with colloid-protective properties; suspends the hardness salts and process-disturbing metal ions in the process bath

  • Miscible with water in any ratio
  • Stock liquors should not be prepared in copper or galvanized containers
  • Optimum efficiency at pH 2- 12
  • High chemical resistance to acids and alkalis
  • Resistant to oxidising agents, such as hydrogen peroxide and perborate
  • Very high calcium binding capacity
  • Very high dispersing capacity with protective colloid action
  • Buffer action, therefore check pHvalue when adjusting the pH

Field of application: Universally applicable

Chemical Basis: Preparation of polyacrylates and alkyl phosphonate

Ionic Character: Anionic

Form: Liquid


VEROLAN® NBT

Organic complexing agent with protective colloid properties for the sequestration of water hardness salts and process-disturbing metal ions, especially all from of iron ion

  • Miscible with water in any ratio
  • Stock liquors should not be prepared in copper or galvanized containers
  • Optimum efficiency at pH 2-12
  • High chemical resistance to acids and alkalis
  • Resistant to oxidising agents, such as hydrogen peroxide and perborate
  • Very high calcium binding capacity
  • Very high dispersing capacity with protective colloid action

Field of application: Universally applicable

Chemical Basis: Polymer based

Ionic Character: Anionic

Form: Liquid


VEROLAN® SPA

Complexing agent with protective colloid properties for the sequestration of water hardness salts and process-disturbing metal ions, especially all from of iron ion

  • Biodegradable
  • Miscible with water in any ratio
  • Optimum efficiency at pH 7-12
  • Stock liquors should not be prepared in copper or galvanized containers
  • High chemical resistance to acids and alkalis
  • Resistant to oxidising agents, such as hydrogen peroxide and perborate
  • Very high dispersing capacity with protective colloid action
  • Very high calcium and iron binding capacity

Field of application: Universally applicable

Chemical Basis: Preparation of special polymers and acrylates

Ionic Character: Anionic

Form: Liquid


VEROLAN® SSA

Complexing agent with protective colloid properties for the sequestration of water hardness salts and process-disturbing metal ions, especially all from of iron ion

  • Biodegradable
  • Miscible with water in any ratio
  • Optimum efficiency at pH 7-12
  • Stock liquors should not be prepared in copper or galvanized containers
  • High chemical resistance to acids and alkalis
  • Resistant to oxidising agents, such as hydrogen peroxide and perborate
  • Very high dispersing capacity with protective colloid action
  • Very high calcium and iron binding capacity

Field of application: Universally applicable

Chemical Basis: Preparation of special polymers, acrylates and inorganic salts

Ionic Character: Anionic

Form: Liquid


VEROLAN® TTY

Organic dispersing agent with colloid-protective properties; suspends the hardness salts and process-disturbing metal ions in the process bath

  • miscible with water in any ratio
  • stock liquors should not be prepared in copper or galvanized containers
  • optimum efficiency at pH 2-12
  • high chemical resistance to acids and alkalis
  • resistant to oxidising agents, such as hydrogen peroxide and perborate
  • very high calcium binding capacity
  • very high dispersing capacity with protective colloid action
  • buffer action, therefore check pHvalue when adjusting the pH

Field of application: Universally applicable

Chemical Basis: Preparation of polyacrylates and alkyl phosphonate

Ionic Character: Anionic

Form: Liquid


VEROLAN® C 155

VEROLAN® C 155

Organic complexing agent with protective colloid properties for the sequestration of water hardness salts and process-disturbing metal ions, especially iron ions in entire forms.

  • Stock liquors can be prepared 
  • Optimum efficiency at pH 7,0 - 12,0
  • Very high chemical resistance to acids and alkalis
  • High resistance to oxidising agents, such as hydrogen peroxide and perborate 
  • Very high calcium and iron binding capacity
  • Very high dispersing capacity with protective colloid action
  • In addition to very high binding capacity, it has no effect on the metal ions complexed with dyestuffs

Field of application: Continous and Discontinous processes

Chemical Basis: Preparation of specialpolymersand acrylates

Ionic Character: Anionic

Form: Clear to turbid, brown liquid


VEROLAN® CEPV 18911

VEROLAN® CEPV 18911

Organic complexing agent with protective colloid properties for the sequestration of water hardness salts and process-disturbing metal ions, especially iron ions in entire forms.

  • Excellent biodegradability
  • Stock liquors should not be prepared in copper or galvanized containers
  • Optimum efficiency at pH 7,0 - 12,0
  • Very high chemical resistance to acids and alkalis
  • High resistance to oxidising agents, such as hydrogen peroxide and perborate 
  • Very high calcium and iron binding capacity
  • Very high dispersing capacity with protective colloid action
  • In addition to very high binding capacity, it has no effect on the metal ions complexed with dyestuffs 

Field of application: Continous and Discontinous processes

Chemical Basis: Preparation of specialpolymersand acrylates

Ionic Character: Anionic

Form: Clear to turbid, brown liquid

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