Ihre Suche nach: Umweltanalyse-Standards
The environmental analysis standards confirm testing instruments remain consistent for pollutant level monitoring. Single or multi-element solutions can be used to compare and check composition determinations of unknown samples. Accurately assessing threats in the atmosphere, water sources, or soil, personnel can modify and improve conditions to re-establish the surroundings required for optimal performance. Identify all external and internal elements which impact overall growth with the environmental analysis standards.
Nitrogen-nitrate standard solution
Supplier: Hach
Standard solutions for accuracy checks in nitrate nitrogen determinations and also for meter calibrations/standardisation.
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Cobalt standard solution
Supplier: Hach
Standard solution for accuracy checks in cobalt determinations.
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COD calibration standard solutions (NIST traceable)
Supplier: Hach
COD standard solution (NIST), 1000 mg/l
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Hardness standard solution, APA6000
Supplier: Hach
Hardness standard solution, 0,50 mg/l as CaCO₃ traceable to NIST.
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Standardlösungen Hydrazin in Wasser
Supplier: VWR Chemicals
Standardlösung Hydrazin, VWR®, 100 mg/l
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VWR®, Polycyclische aromatische Kohlenwasserstoffe (PAK) Mix 3
Supplier: VWR Chemicals
PAH-Mix in Acetonitril, 16 Komponenten, VWR®
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Magnesium standard solution
Supplier: Hach
Standard solutions for accuracy checks in magnesium determinations. HNO₃ matrix.
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Phosphate standard solutions
Supplier: Hach
Standard solution for accuracy checks in phosphate (phosphorus) determinations.
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Sulphite standard solution
Supplier: Hach
This equivalent standard is prepared with stabilised sodium thiosulfate, since sulphite is not a stable in solution.
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Volatile acid standards
Supplier: Hach
Acetate standard solution for accuracy checks in volatile acids determinations.
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Dissolved oxygen standard solution
Supplier: Hach
Iodate-Iodide standard solution, 0.00125 N equivalent 10 mg/L DO
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Grund- und Abwasserverschmutzung Standardlösung 5, Specpure®
Supplier: Thermo Fisher Scientific
Für US EPA Clean Water Act.
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Sulfate standard solution
Supplier: Hach
Standard solution for accuracy checks in sulfate determinations.
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Molybdenum standard solution
Supplier: Hach
Standard solution for accuracy checks in molybdenum determinations.
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Nickel standard solution
Supplier: Hach
Standard solution for accuracy checks in nickel determinations.
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Silver nitrate standard solution
Supplier: Hach
Standard solution for chloride determination by argentometric burette titration.
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Grund- und Abwasserverschmutzung Standardlösung 3, Specpure®
Supplier: Thermo Fisher Scientific
Nach US EPA Clean Water Act.
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Standards for the ammonia and monochloramine analyser, APA6000
Supplier: Hach
These are used as part of the standard kit for both APA 6000 ammonia and ammonia/monochloramine analyser instruments.
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Grund- & Abwasserverschmutzung Standardlösung 1, Specpure®
Supplier: Thermo Fisher Scientific
Für US EPA Clean Water Act.
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Grund- und Abwasserverschmutzung Standardlösung 4, Specpure®
Supplier: Thermo Fisher Scientific
Grund- und Abwasserverschmutzung Standardlösung 4, Specpure®, Matrix: 2-5% HNO₃ + (CHOH)₂(COOH)₂
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SpecCheck secondary gel standards sets
Supplier: Hach
SpecCheck secondary gel standards sets, 0 - 2 mg/l F₂, Für Test-Kit(s): Fluoride, 4 Vials
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Carbon dioxide standard solution
Supplier: Hach
Standard solution for accuracy checks in carbon dioxide determinations (Potassium hydrogen phthalate solution).
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Nitrite standard solution
Supplier: Hach
For accuracy checks in nitrite determinations.
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Metals quality control standard for drinking water
Supplier: Hach
These mixed standards are ready to use with no dilutions required. It include standards for determination of copper, iron and manganese.
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Alkalinity standard solution, 25000 mg/L CaCO₃ (NIST)
Supplier: Hach
Standard solution for accuracy checks in alkalinity determinations.
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Potassium iodide-iodate standard solution, 0,0125 N
Supplier: Hach
Used for determination of sulphite by burette iodometric titration.
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Hardness quality control standard
Supplier: Hach
These mixed standards are ready to use with no dilutions required. Includes standards for both total hardness and calcium hardness determination.
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Potassium standard solution
Supplier: Hach
Standard solution for accuracy checks in potassium determinations.
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Zertifizierte Referenzmaterialien für die Umweltanalyse
Supplier: VKI WATER QUALITY INSTITUTE
Die von VKI erstellten zertifizierten Referenzmaterialien wurden entwickelt, um geeignete homogene und stabile Referenzmaterialien für die Qualitätskontrolle von Umweltanalysen zur Verfügung zu stellen. Die Zertifizierung wird gemäß dem ISO Guide 30, 31, 33, 34, 35, ISO 5725 und ISO/REMCO N 37 durchgeführt. Sämtliche zertifizierte Referenzmaterialien sind auf nationale Standards zurückzuführen oder wurden von einer Gruppe international anerkannter Labors verifiziert. Sie werden mit einem Analysezertifikat versehen, das den zertifizierten Wert und die Unsicherheit bei einem angegebenen Zuverlässigkeitsgrad angibt.
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Chlorine standard solution
Supplier: Hach
For accuracy checks in chlorine determinations. Lot specific concentration displayed on label.
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Supplier: GRANT INSTRUMENTS
Supplier: BOCHEM
Supplier: VWR Collection
Supplier: OMEGA BIO-TEK
Supplier: DWK Life Sciences
Supplier: Thermo Fisher Scientific
Supplier: VWR Collection
Supplier: Oxford Nanopore Technologies
Supplier: Integra
Supplier: Industrial Physics
Supplier: AAT Bioquest
Supplier: Integra
Supplier: Palbam
Supplier: VWR Collection
Supplier: VWR Collection
Supplier: FACELLITATE
Supplier: NANOENTEK
Supplier: Greiner Bio-One