Ledningsevnestandarder
Supplier: VWR Chemicals
KCl 0,01 mol/L, VWR®, 1,41 mS/cm, Referencetemperatur: 25 °C
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VWR® Ledningsevne standard 5.000 µS/cm
Supplier: VWR Chemicals
Directly traceable to NIST, tested and certified to ISO17025 and ISO 17034
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VWR®, pH buffer capsules
Supplier: VWR Chemicals
pH buffer capsules, Capsules, pH-værdi: 4,01, ±0,02, VWR®, orange, Plastflaske, 5 plastic tubes, 10 capsules/tube
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VWR®, pH electrode maintenance kit
Supplier: VWR Chemicals
Buffers, electrolyte and cleaning solutions (100 ml), pH-værdi: 4,00/7,00/10,00, Referencetemperatur: 20 °C, VWR®, ufarvet, Plastflaske
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VWR®, AVS TITRINORM® kaliumchloridelektrolytiske opløsninger
Supplier: VWR Chemicals
3M KCl-opløsningen kan også anvendes som en opløsning til elektrodeopbevaring.
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VWR®, bufferløsninger, sekundære standarder
Supplier: VWR Chemicals
Buffer solutions, secondary standards, pH-værdi: 3,776, ±0,010, Referencetemperatur: 25 °C, VWR®
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VWR®, Secondary reference standards for volumetric titration
Supplier: VWR Chemicals
The VWR® range of secondary reference standards offers extraordinary purity and homogeneity, and are perfectly suited for the verification factors for volumetric solutions.
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VWR®, AVS TITRINORM pH-bufferopløsninger i poser, 20 °C
Supplier: VWR Chemicals
For calibration of pH meters.
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VWR®, Conductivity standard solutions
Supplier: VWR Chemicals
A complete range of certified control standards with values ranging from 1,3 to 500000 µs to meet all the requirements for electrochemical analysis.
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VWR®, AVS TITRINORM bufferløsninger, CRM'er, ved 25 °C
Supplier: VWR Chemicals
pH Buffer solution, Oxalat, pH-værdi: 1,68, Referencetemperatur: 25 °C, VWR®, ufarvet
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VWR® AVS TITRINORM, bufferopløsninger, 20 °C
Supplier: VWR Chemicals
Solutions prepared from AnalaR® NORMAPUR® grade analytical reagents.
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