Fisher Chemical Aqualine Reagents for Karl Fischer titration

Your solution for water content determination by coulometric or volumetric titration

Our Fisher Chemical™ Aqualine™ Karl Fischer reagents portfolio is designed to meet the needs of the analytical chemist by providing accurate moisture content determination using volumetric or coulometric titration with unique benefits.

  • Fast – Reach the endpoint quickly
  • Convenient – Long product shelf-life
  • Reliable – Very stable endpoint 
 

Aqualine coulometric range: for low moisture content analysis at ppm level 
Fisher Chemical Aqualine coulometric reagents are ideal for use in coulometric KF titrations for detecting low concentrations of water.

Aqualine volumetric range: for high water content analysis
For Karl Fischer volumetric titration, we offer you the choice between single component reagents, two component reagents and reagents especially designed for aldehydes and ketones. Our Aqualine reagents for Karl Fischer volumetric titration have comparable performance to other Karl Fischer reagents on the market.

Aqualine CRM water standard
We offer a series of long shelf-life Aqualine CRM water standard reagents, which support the calibration of KF titrator instruments.

 

Select the most suitable Fisher Chemical Aqualine reagent for your Karl Fischer moisture content analysis

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FisherChemical-BLUE
Volumetry
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Aqualine volumetric range: for high water content analysis 

For the Karl Fischer titration by volumetry, we offer you the choice between single component reagents, two component reagents and reagents especially designed for aldehydes and ketones. Our Aqualine reagents for Karl Fischer titration by volumetry perform identically to other Karl Fischer reagents on the market.

Single component reagents

    Catalogue No. Description Price Stock Quantity  

Two component reagents

    Catalogue No. Description Price Stock Quantity  

Reagents for aldehydes and ketones

    Catalogue No. Description Price Stock Quantity  
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10092042 Details
Karl Fischer Aqualine™ Complete 5K, for Karl Fischer Titration By Volumetry 156.00 €
Verfügbar ab: 24-03-2025
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Product Specifications
Equivalence Report mg of water/mL
Quantity 1 L
MDL Number 81734
CAS 111-90-0, 5683-33-0, 7446-09-5, 7553-56-2
Chemical Name or Material Aqualine™ Complete 5K
Physical Form Liquid
Packaging Amber glass bottle
Name Note Karl Fischer Reagent
Color Colorless
10205592 Details
Karl Fischer Aqualine™ Matrix K, for Karl Fischer Titration By Volumetry 95.75 €
Verfügbar ab: 24-03-2025
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Product Specifications
Vapor Density > 1.0
Quantity 1 L
MDL Number 81734
Use Test Pass test
CAS 107-21-1, 111-76-2, 5683-33-0
Chemical Name or Material Aqualine™ Matrix K
Physical Form Liquid
Packaging Amber glass bottle
Name Note Karl Fischer Reagent
Color Colorless
Coulometry
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Aqualine coulometric range: for low water content at ppm level

Fisher Chemical Aqualine coulometric reagents are ideal for use in coulometric Karl Fischer titrations for detecting low concentrations of water. Our Aqualine anolyte and catholyte solutions have been re-formulated to offer better performance. The improved formulation increases both the speed and accuracy of titration when determining water content at microgram level.

Anolyte and catholyte solutions

    Catalogue No. Description Price Stock Quantity  
Standards
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Aqualine water standards

We offer a series of long shelf-life Aqualine water standard reagents, which support the calibration of the Karl Fischer titrator instrument. Our water standard reagents are packaged in glass ampoules for your convenience.

Aqualine water standards

    Catalogue No. Description Price Stock Quantity  
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10609672 Details
Karl Fischer Aqualine™ Water Standard 5mg, for Karl Fischer Titration 123.00 €
Verfügbar ab: 25-03-2025
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Product Specifications
Quantity 500 mL
MDL Number 240423
Physical Form Liquid
Packaging Amber glass bottle
10261552 Details
Karl Fischer Aqualine™ Sodium Tartrate-2H2O, for Karl Fischer Titration 104.00 €
Verfügbar ab: 24-03-2025
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Product Specifications
Quantity 100 g
InChI Key FGJLAJMGHXGFDE-UDMGOBQRNA-L
MDL Number MFCD00150035
Identification Pass Test
Color White
IUPAC Name (2R,3R)-2,3-dihydroxybutanedioic acid;sodium;dihydrate
SMILES O.O.[Na+].[Na+].O[C@H]([C@@H](O)C([O-])=O)C([O-])=O
Molecular Weight (g/mol) 230.08
Chemical Name or Material Aqualine™ Sodium Tartrate Dihydrate Water Standard
CAS 6106-24-7
Molecular Formula C4H8Na2O8
PubChem CID 131855972
Physical Form Powder/Solid
Formula Weight 230.08g/mol
pH 7 to 9
Name Note Karl Fischer Reagent
Packaging Plastic powder jar
10609103 Details
Karl Fischer Aqualine™ Water Standard 0.2mg, for Karl Fischer Titration 150.00 €
Verfügbar ab: 31-03-2025
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Product Specifications
Melting Point -34°C
Boiling Point 138.5°C
Vapor Density &3.66
Quantity 40 mL
MDL Number 240423
Physical Form Liquid
Packaging Ampoule
Color Colorless
10546242 Details
Karl Fischer Aqualine™ Water Standard 10mg, for Karl Fischer Titration 86.40 €
Verfügbar ab: 24-03-2025
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Product Specifications
Equivalence 9.9 to 10.1mg of water/mL
Quantity 10 x 8 mL
InChI Key LRHPLDYGYMQRHN-UHFFFAOYSA-N
MDL Number 240423
IUPAC Name butan-1-ol
SMILES CCCCO
Molecular Weight (g/mol) 74.123
Chemical Name or Material Aqualine™ Standard 10.1
CAS 71-36-3
Molecular Formula C4H10O
ChEBI CHEBI:28885
PubChem CID 263
Physical Form Liquid
Name Note Karl Fischer Reagent
Packaging Ampoule
10723383 Details
Karl Fischer Aqualine™ Water Standard - KF oven , for Karl Fischer titration 35.00 €
Verfügbar ab: 31-03-2025
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EDGE
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Product Specifications
Quantity 10 g
10323102 Details
Karl Fischer Aqualine™ Water Standard 1.0mg, for Karl Fischer Titration 140.00 €
Verfügbar ab: 10-07-2025
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Product Specifications
Equivalence 0.97 to 1.03mg of water/mL
Quantity 10 x 4 mL
MDL Number 240423
CAS 7732-18-5, 105-13-5, 100-66-3
Chemical Name or Material Aqualine™ Standard 1.1
Physical Form Liquid
pH 7
Packaging Ampoule
Name Note Karl Fischer Reagent
Color Colorless
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