GFS Chemicals Karl Fischer
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Substitutes for 1612 Vessel solution when moisture is to be determined in ketones. Does not contain methanol.
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Anolyte for coulometric moisture determination.
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Specially dried methyl alcohol for use with KF Reagents 1600, 1601 and 1620. For general purpose. Not for aldehydes and ketones.
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WaterMark® KARL FISCHER WATER STANDARD, 0.10 mg/g
GFS ChemicalsFor checking calibration of coulometric KF equipment.
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For volumetric analysis. Must be used in conjunction with KF Solvent 1609, 1610 or Buffer 1615.
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Watermark® Karl Fischer Water Standard, 2.0mg/mL
GFS ChemicalsFor volumetric or coulometric use. For standardization of titrants or titrators. Water Content 2.00 +/- 0.05 mg/mL NIST Traceable Specific Gravity approx. 0.86
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WaterMark® KARL FISCHER WATER STANDARD, 1.0 mg/ml
GFS ChemicalsFor volumetric or coulometric use. For standardization of titrants or titrators.
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WaterMark® KARL FISCHER DILUENT
GFS ChemicalsMoisture-free diluent for adjusting titer of Pyridine-based KF Reagent.
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Catholyte solution for coulometric analysis. For both general use and Aldehydes and Ketones.
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WaterMark® KARL FISCHER WATER STANDARD, 10.0 mg/g
GFS ChemicalsFor standardization of volumetric titrants.
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WaterMark® KARL FISCHER SOLVENT, METHANOL-FREE
GFS ChemicalsFor volumetric analysis. To be used with reagents 1600, 1601 and stable titrant 1602-1604. For determination of water in aldehydes and ketones in addition to general usage.
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For coulometric analysis. Anolyte for all coulometric titrators. Universal solution for certain coulometric titrators.
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For volumetric analysis. Must be used in conjunction with KF solvent 1609 or 1610 or Buffer 1615. Titer strength 0.5 mg/ml +/- 0.05 mg/ml
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WaterMark® KARL FISCHER COULOMETRIC REAGENT PACKAGE
GFS ChemicalsKit contains 1 L of Vessel Solution (Anolyte), 125 ml of Generator Solution (Catholyte), 25 ml of Neutralizer and 1 funnel.
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WaterMark® KARL FISCHER WATER STANDARD, 0.10 mg/ml
GFS ChemicalsFor checking calibration of coulometric KF equipment.
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Standardization of a KF reagent is necessary to determine its water equivalency. GFS is the primary manufacturer of a broad range of reference materials, all made in-house at our Columbus, Ohio facilities. The (liquid) water standards are delivered in boxes of 10 single-use ampoules with a shelf…
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WaterMark® KARL FISCHER WATER STANDARD, 5.0 mg/ml
GFS ChemicalsFor volumetric or coulometric use. For standardization of KF titrants or titrators.
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For volumetric analysis. Suitable for general purpose or aldehydes and ketones. Specific Gravity: 1.200 NFPA#: 2-2-1
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WaterMark® KARL FISCHER WATER STANDARD, 5.0 mg/g
GFS ChemicalsFor volumetric or coulometric use. For standardization of Karl Fischer titrants or titrators.
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For volumetric analysis. Suitable for general purpose or aldehydes and ketones.
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Watermark® Karl Fischer Water Standard
GFS ChemicalsFor checking calibration of coulometric KF equipment. Water 0.50 +/- 0.02 mg/g NIST Traceable
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Watermark® Karl Fischer Coulometric Reagent Package
GFS ChemicalsKit contains 1L of Vessel Solution (Anolyte), 125mL of Generator Solution (Catholyte), 25mL of Neutralizer and 1 funnel.
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For checking calibration of coulometric KF equipment. Water in xylene.
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For volumetric titrations. Titer approx. 5 mg/ml.
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Watermark® Karl Fischer Solvent, for Aldehydes & Ketones
GFS ChemicalsFor use with 1 component reagents, GFS # 1600, 1601, for determination of water in aldehydes and ketones. Especially suitable for higher MW products and mixtures containing non-polar constituents.
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For coulometric analysis. Catholyte for coulometric titrators.
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WaterMark® KARL FISCHER TITRANT, 5 mg/ml in METHANOL
GFS ChemicalsIodine/methanol volumetric titrant. Must be used in conjunction with KF Solvent 1610.
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For coulometric analysis of oils and petroleum products. Anolyte for coulometric titrators.
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For volumetric analysis. To be used with stable titrant 1602-1604, 1970 or 1616. For determination of water in oils or other non-polar compounds.
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For volumetric analysis. Must be used in conjunction with KF Solvent 1609, 1610 or Buffer 1615.
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For volumetric analysis. To be used with KF Titrants 1600, 1601. For determination of water in oils or other non-polar compounds.
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WaterMark® KARL FISCHER BUFFER SOLUTION
GFS ChemicalsFor volumetric analysis. May be used in place of KF Solvent 1610 for extra buffering capacity of 5 mmole of acid/ml.