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U heeft gezocht op: Standaarden voor waterbepaling (door de Karl Fischer methode)

These water standards are the standards of choice to monitor the performance of Karl Fischer instrumentation, determine the titer of volumetric Karl Fischer reagents, and verify final water content results. These ampoulized liquid standards are directly traceable to NIST and are manufactured under strict control using validated procedures. Water standards 1% and 0.1% are recommended for use in volumetric applications, while the water standards 0.1% and 0.01% are recommended for coulometric applications.

These water standards are the standards of choice to monitor the performance of Karl Fischer instrumentation, determine the titer of volumetric Karl Fischer reagents, and verify final water content results. These ampoulized liquid standards are directly traceable to NIST and are manufactured under strict control using validated procedures. Water standards 1% and 0.1% are recommended for use in volumetric applications, while the water standards 0.1% and 0.01% are recommended for coulometric applications.


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Product Image-85487.004

Coulometric standard 1% water, VWR®, 10000 μg/g, CRM, Pack of 10×4 g ampoules

Omschrijving: Coulometric standard 1% water, VWR®, 10000 μg/g, CRM, Pack of 10×4 g ampoules
Catalogus nummer: 85487.004
UOM: 1 * 10 Ampul
Leverancier: VWR Chemicals

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Product Image-85449.100

Lactose solid standard, VWR®, 4,98 ±0,03% H₂O, CRM

Omschrijving: Lactose solid standard, VWR®, 4,98 ±0,03% H₂O, CRM
Catalogus nummer: 85449.100
UOM: 1 * 10 g
Leverancier: VWR Chemicals

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Product Image-88434.004

Coulometric standard 0,01% water (xylenes based), VWR®, 100 μg/g, CRM, Pack of 10×4 g ampoules

Omschrijving: Coulometric standard 0,01% water (xylenes based), VWR®, 100 μg/g, CRM, Pack of 10×4 g ampoules
Catalogus nummer: 88434.004
UOM: 1 * 10 Ampul
Leverancier: VWR Chemicals

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Product Image-88427.008

Coulometric standard 0,1% water, VWR®, 1000 μg/g, CRM, Pack of 10×8 g ampoules

Omschrijving: Coulometric standard 0,1% water, VWR®, 1000 μg/g, CRM, Pack of 10×8 g ampoules
Catalogus nummer: 88427.008
UOM: 1 * 10 Ampul
Leverancier: VWR Chemicals

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Product Image-88433.005

Karl Fischer Solid standard for oven method, VWR®, 1%, CRM, Bottle

Omschrijving: Karl Fischer Solid standard for oven method, VWR®, 1%, CRM, Bottle
Catalogus nummer: 88433.005
UOM: 1 * 5 g
Leverancier: VWR Chemicals

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Product Image-85488.230

Volumetric standard 0,5% water, VWR®, 5000 μg/ml, CRM, Bottle

Omschrijving: Volumetric standard 0,5% water, VWR®, 5000 μg/ml, CRM, Bottle
Catalogus nummer: 85488.230
UOM: 1 * 250 mL
Leverancier: VWR Chemicals

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Product Image-88428.001

Karl Fischer volumetric fixed water standard - sodium tartrate dihydrate, VWR®, 15,66 ±0,05% H₂O, CRM, Glass bottle

Omschrijving: Karl Fischer volumetric fixed water standard - sodium tartrate dihydrate, VWR®, 15,66 ±0,05% H₂O, CRM, Glass bottle
Catalogus nummer: 88428.001
UOM: 1 * 1 g
Leverancier: VWR Chemicals

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Product Image-88429.008

Karl Fischer liquid standard mineral oil based, VWR®, <30 ppm, CRM, Pack of 10×8 g ampoules

Omschrijving: Karl Fischer liquid standard mineral oil based, VWR®, <30 ppm, CRM, Pack of 10×8 g ampoules
Catalogus nummer: 88429.008
UOM: 1 * 10 Ampul
Leverancier: VWR Chemicals

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Product Image-85483.020

CRM water standard, VWR®, 100 μg/g, Matrix: Anisole, Gevoeligheid: 1,06%, Pack of 5×20 ml vials

Omschrijving: CRM water standard, VWR®, 100 μg/g, Matrix: Anisole, Gevoeligheid: 1,06%, Pack of 5×20 ml vials
Catalogus nummer: 85483.020
UOM: 1 * 1 Kit
Leverancier: VWR Chemicals

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Product Image-85485.002

CRM water standard, VWR®, 5000 μg/g, Matrix: Anisole:Isopropanol (90:10), Gevoeligheid: 1,06%, Pack of 10×2 ml vials

Omschrijving: CRM water standard, VWR®, 5000 μg/g, Matrix: Anisole:Isopropanol (90:10), Gevoeligheid: 1,06%, Pack of 10×2 ml vials
Catalogus nummer: 85485.002
UOM: 1 * 1 Kit
Leverancier: VWR Chemicals

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Product Image-85482.005

CRM water standard, VWR®, 60 μg/g, Matrix: Anisole, Gevoeligheid: 1,06%, Pack of 10×5 ml vials

Omschrijving: CRM water standard, VWR®, 60 μg/g, Matrix: Anisole, Gevoeligheid: 1,06%, Pack of 10×5 ml vials
Catalogus nummer: 85482.005
UOM: 1 * 1 Kit
Leverancier: VWR Chemicals

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Product Image-85483.002

CRM water standard, VWR®, 100 μg/g, Matrix: Anisole, Gevoeligheid: 1,06%, Pack of 10×2 ml vials

Omschrijving: CRM water standard, VWR®, 100 μg/g, Matrix: Anisole, Gevoeligheid: 1,06%, Pack of 10×2 ml vials
Catalogus nummer: 85483.002
UOM: 1 * 1 Kit
Leverancier: VWR Chemicals

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Product Image-85484.002

CRM water standard, VWR®, 1000 μg/g, Matrix: Anisole, Gevoeligheid: 1,06%, Pack of 10×2 ml vials

Omschrijving: CRM water standard, VWR®, 1000 μg/g, Matrix: Anisole, Gevoeligheid: 1,06%, Pack of 10×2 ml vials
Catalogus nummer: 85484.002
UOM: 1 * 1 Kit
Leverancier: VWR Chemicals

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Product Image-85484.020

CRM water standard, VWR®, 1000 μg/g, Matrix: Anisole, Gevoeligheid: 1,06%, Pack of 5×20 ml vials

Omschrijving: CRM water standard, VWR®, 1000 μg/g, Matrix: Anisole, Gevoeligheid: 1,06%, Pack of 5×20 ml vials
Catalogus nummer: 85484.020
UOM: 1 * 1 Kit
Leverancier: VWR Chemicals

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Product Image-85483.005

CRM water standard, VWR®, 100 μg/g, Matrix: Anisole, Gevoeligheid: 1,06%, Pack of 10×5 ml vials

Omschrijving: CRM water standard, VWR®, 100 μg/g, Matrix: Anisole, Gevoeligheid: 1,06%, Pack of 10×5 ml vials
Catalogus nummer: 85483.005
UOM: 1 * 1 Kit
Leverancier: VWR Chemicals

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Product Image-85485.005

CRM water standard, VWR®, 5000 μg/g, Matrix: Anisole:Isopropanol (90:10), Gevoeligheid: 1,06%, Pack of 10×5 ml vials

Omschrijving: CRM water standard, VWR®, 5000 μg/g, Matrix: Anisole:Isopropanol (90:10), Gevoeligheid: 1,06%, Pack of 10×5 ml vials
Catalogus nummer: 85485.005
UOM: 1 * 1 Kit
Leverancier: VWR Chemicals

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