Karl Fischer Buffers and Reagents
Buffers and reagents intended for use with Karl Fischer (KF) titration techniques. KF titration is a classic titration method that uses coulometric or volumetric titration to determine the moisture content of a sample.
Karl Fischer (KF) reagents are used in the analytical technique developed by chemist Karl Fischer to accurately measure the water content of gases, liquids, and solids.
Key applications include:
- Analyzing water content in raw materials and finished products
- Estimating moisture in food, pharmaceuticals, chemicals, and petroleum products
- Determining the water content of laboratory samples.
Karl Fischer reagents contain a variety of chemicals in proprietary formulations. Consult the SDS for individual products for appropriate handling instructions and precautions.
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Filtered Search Results
HYDRANAL™ - Composite 2, Honeywell Fluka™
HYDRANAL™ - Composite 2, Titrating agt for vlmtrc 1-comp Karl Fischer titration (methnl free)
| CAS | 111-90-0 |
|---|
HYDRANAL™ - NEXTGEN Coulomat C-FA, Honeywell Fluka™
Catholyte for coulometric Karl Fischer titration of ketones and Li-ion battery electrolytes, Acetonitrile-based, free of alcohols (free of CMR substances).
| Color | Orange |
|---|---|
| Physical Form | Liquid |
| CAS Min % | ≥60.00 |
| UN Number | UN2924 |
| Chemical Name or Material | HYDRANAL™ - NEXTGEN Coulomat C-FA |
| Density | 0.906 g/cm3 |
| CAS | 75-05-8 |
| Solubility Information | Soluble in water |
| Packaging | Ampoule |
| Flash Point | 12°C to 13°C |
| pH | 5.5 |
| Recommended Storage | Room Temperature |
| Shelf Life | 720 days |
| CAS Max % | <70.00 |
HYDRANAL™-Sodium tartrate dihydrate, Honeywell Fluka™
Test substance for volumetric Karl Fischer titration (water content ∼15.66%, exact value on report of analysis)
| UN Number | NONH for all modes of transport |
|---|---|
| Chemical Name or Material | HYDRANAL™-Sodium tartrate dihydrate |
HYDRANAL™-Water Standard KF-Oven, 150-160°C, Honeywell Fluka™
Standard for Karl Fischer oven check (water content ∼5.0%, exact value on report of analysis)
| CAS | 123-39-7 |
|---|
HYDRANAL™ - Composite 5, Honeywell Fluka™
Titrating agent for volumetric, one-component Karl Fischer titrations (Methanol-free)
| CAS | 7446-09-5 |
|---|---|
| Health Hazard 2 | P210-P280-P304 + P340 + P312-P305 + P351 + P338 + P310-P370 + P378-P403 + P235 |
| UN Number | UN1230 |
HYDRANAL™ - Formamide dry, Solvent for KF titration, Honeywell Fluka™
Molecular Formula: CH3NO Molecular Weight (g/mol): 45.04 MDL Number: MFCD00007941 InChI Key: ZHNUHDYFZUAESO-UHFFFAOYSA-N PubChem CID: 713 ChEBI: CHEBI:48431 IUPAC Name: formamide SMILES: NC=O
| PubChem CID | 713 |
|---|---|
| Molecular Weight (g/mol) | 45.04 |
| ChEBI | CHEBI:48431 |
| MDL Number | MFCD00007941 |
| SMILES | NC=O |
| IUPAC Name | formamide |
| InChI Key | ZHNUHDYFZUAESO-UHFFFAOYSA-N |
| Molecular Formula | CH3NO |
| MDL Number | MFCD00147197 |
|---|
HYDRANAL™-Solver (Crude) oil, Honeywell Fluka™
Medium for volumetric one- and two-component Karl Fischer titration in oils (chloroform-methanol-xylene-based)
| CAS | 288-32-4 |
|---|---|
| Health Hazard 2 | P201-P210-P280-P308 + P311-P370 + P378-P403 + P235 |
| Flash Point | 6°C (42.8°F) |
| UN Number | UN1992 |
| Chemical Name or Material | HYDRANAL™-Solver (Crude) oil |
| Density | 1.01g/mL |
HYDRANAL™ - NEXTGEN Coulomat A-FA, Honeywell Fluka™
Anolyte for coulometric Karl Fischer titration of ketones and Li-ion battery electrolytes, preferred for cells with diaphragm, acetonitrile-based, free of alcohols (free of CMR substances)
| Color | Orange |
|---|---|
| Solubility Information | Soluble in water |
| Packaging | Glass Bottle |
| Flash Point | 12°C to 13°C |
| Physical Form | Liquid |
| pH | 5.5 |
| Chemical Name or Material | HYDRANAL™ - NEXTGEN Coulomat A-FA |
HYDRANAL™-Buffer Base, Honeywell Fluka™
Liquid buffer medium for Karl Fischer titration in alkaline samples (based on salicylic acid)
| CAS | 121-44-8 |
|---|---|
| MDL Number | MFCD00147178 |
| Health Hazard 2 | P210-P280-P304 + P340 + P312-P305 + P351 + P338 + P310-P370 + P378-P403 + P235 |
| Flash Point | 11°C (51.8°F) |
| UN Number | UN1993BE |
| Chemical Name or Material | HYDRANAL™-Buffer Base |
| Boiling Point | 60°C |
|---|---|
| CAS Min % | ≥20.0000% |
| UN Number | UN1992 |
| Chemical Name or Material | HYDRANAL™ - Coulomat AK |
| Grade | Karl Fischer |
| Density | 1.200 g/cm3 |
| Name Note | Reagent for coulometric KF titration in ketones (anolyte solution), preferred for cells with diaphragm |
| CAS | 109-86-4 |
| Packaging | Glass Bottle |
| Flash Point | 32°C |
| DOT Information | Transport Hazard Class: 3; Packing Group:3: III; Proper Shipping Name: Flammable liquids, toxic, n.o.s. |
| Recommended Storage | Room Temp |
| Shelf Life | 1800 days from date of manufacture |
| CAS Max % | <5.0000% |