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Hľadali ste: Standardy pro stanovení vody (dle metody Karla Fischera)

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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Opis: Karl Fischer standard di-sodium tartrate dihydrate, VWR®, 15,61 - 15,71% H₂O, Secondary reference standard, Glass bottle
Katalógové číslo: 85692.100
Merná jednotka: 1 * 100 g
Dodávateľ: VWR Chemicals

Opis: Coulometric standard 0,01% water (propylene carbonate based), VWR®, 100 μg/g, CRM, Pack of 10×4 g ampoules
Katalógové číslo: 88435.004
Merná jednotka: 1 * 10 Ampoul
Dodávateľ: VWR Chemicals

Opis: Coulometric standard 0,1% water, VWR®, 1000 μg/g, CRM, Pack of 10×4 g ampoules
Katalógové číslo: 88427.004
Merná jednotka: 1 * 10 Ampoul
Dodávateľ: VWR Chemicals

Opis: Coulometric standard 1% water, VWR®, 10000 μg/g, CRM, Pack of 10×8 g ampoules
Katalógové číslo: 85487.008
Merná jednotka: 1 * 10 Ampoul
Dodávateľ: VWR Chemicals

Opis: CRM water standard, VWR®, 1000 μg/g, Matrice: Anisole, Citlivosti: 1,06%, Pack of 10×5 ml vials
Katalógové číslo: 85484.005
Merná jednotka: 1 * 1 KIT
Dodávateľ: VWR Chemicals

Opis: Coulometric standard 1% water, VWR®, 10000 μg/g, CRM, Pack of 10×4 g ampoules
Katalógové číslo: 85487.004
Merná jednotka: 1 * 10 Ampoul
Dodávateľ: VWR Chemicals

Opis: Lactose solid standard, VWR®, 4,98 ±0,03% H₂O, CRM
Katalógové číslo: 85449.100
Merná jednotka: 1 * 10 g
Dodávateľ: VWR Chemicals

Opis: Coulometric standard 0,01% water (xylenes based), VWR®, 100 μg/g, CRM, Pack of 10×4 g ampoules
Katalógové číslo: 88434.004
Merná jednotka: 1 * 10 Ampoul
Dodávateľ: VWR Chemicals

Opis: Coulometric standard 0,1% water, VWR®, 1000 μg/g, CRM, Pack of 10×8 g ampoules
Katalógové číslo: 88427.008
Merná jednotka: 1 * 10 Ampoul
Dodávateľ: VWR Chemicals

Opis: Karl Fischer Solid standard for oven method, VWR®, 1%, CRM, Bottle
Katalógové číslo: 88433.005
Merná jednotka: 1 * 5 g
Dodávateľ: VWR Chemicals

Opis: Volumetric standard 0,5% water, VWR®, 5000 μg/ml, CRM, Bottle
Katalógové číslo: 85488.230
Merná jednotka: 1 * 250 mL
Dodávateľ: VWR Chemicals

Opis: Karl Fischer volumetric fixed water standard - sodium tartrate dihydrate, VWR®, 15,66 ±0,05% H₂O, CRM, Glass bottle
Katalógové číslo: 88428.001
Merná jednotka: 1 * 1 g
Dodávateľ: VWR Chemicals

Opis: Karl Fischer liquid standard mineral oil based, VWR®, <30 ppm, CRM, Pack of 10×8 g ampoules
Katalógové číslo: 88429.008
Merná jednotka: 1 * 10 Ampoul
Dodávateľ: VWR Chemicals

Opis: CRM water standard, VWR®, 100 μg/g, Matrice: Anisole, Citlivosti: 1,06%, Pack of 5×20 ml vials
Katalógové číslo: 85483.020
Merná jednotka: 1 * 1 KIT
Dodávateľ: VWR Chemicals

Opis: CRM water standard, VWR®, 5000 μg/g, Matrice: Anisole:Isopropanol (90:10), Citlivosti: 1,06%, Pack of 10×2 ml vials
Katalógové číslo: 85485.002
Merná jednotka: 1 * 1 KIT
Dodávateľ: VWR Chemicals

Opis: CRM water standard, VWR®, 60 μg/g, Matrice: Anisole, Citlivosti: 1,06%, Pack of 10×5 ml vials
Katalógové číslo: 85482.005
Merná jednotka: 1 * 1 KIT
Dodávateľ: VWR Chemicals

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