Standard per analisi ambientali
Gli standard di analisi ambientale confermano che gli strumenti di prova rimangono coerenti per il monitoraggio dei livelli di inquinanti. Soluzioni a singolo o multi-elemento possono essere utilizzate per confrontare e verificare le determinazioni della composizione di campioni sconosciuti. Valutando con precisione le minacce presenti nell’atmosfera, nelle fonti idriche o nel suolo, il personale può modificare e migliorare le condizioni per ristabilire l’ambiente necessario alle prestazioni ottimali. Gli standard di analisi ambientale consentono di identificare tutti gli elementi esterni e interni che influenzano la crescita complessiva.
Low level anions, (CRM), Supelco®
Supplier: Merck
Low Level Anions, Supelco®, : N/A
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Trace metals - taiwan clays, (CRM), Supelco®
Supplier: Merck
Trace Metals - Taiwan Clay 2, Supelco®, Certified reference material, : N/A, Pkg of 50 g
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Anions on Filter Paper, Proficiency Testing Material, Supelco®
Supplier: Merck
Anions on Filter Paper, Supelco®, Proficiency Testing Material, : N/A
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VOAs in soil 2 - medium level, Supelco®
Supplier: Merck
VOAs in soil 2 - medium level, Supelco®, : N/A
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Residual Free Chlorine (RFC) - WS, Proficiency Testing Material, Supelco®
Supplier: Merck
Residual Free Chlorine (RFC) - WS, Supelco®, Proficiency Testing Material, : N/A
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Salinity - WP, Proficiency Testing Material, Supelco®
Supplier: Merck
Salinity - WP, Supelco®, Proficiency Testing Material, : N/A
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Minerals - whole volume, (CRM), Supelco®
Supplier: Merck
Minerals - Whole Volume, Supelco®, Certified reference material, : N/A
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Acidity (as CaCO₃), concentrate, (CRM), Supelco®
Supplier: Merck
Acidity (as CaCO3), concentrate, Supelco®, Certified reference material, : N/A
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TPH in Soil, (CRM), Supelco®
Supplier: Merck
TPH in Soil, Supelco®, Certified reference material, : N/A
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UV254 - Whole Volume - WS, Proficiency Testing Material, Supelco®
Supplier: Merck
UV254 - Whole Volume - WS, Supelco®, Proficiency Testing Material, : N/A
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Sulfide in Soil - PT, Proficiency Testing Material, Supelco®
Supplier: Merck
Sulfide in Soil - PT, Supelco®, Proficiency Testing Material, : N/A
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Metals in impinger solution, proficiency testing material, Supelco®
Supplier: Merck
Metals in Impinger Solution, Supelco®, Proficiency Testing Material, : N/A
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pH and conductivity in seawater, analytical standard, Supelco®
Supplier: Merck
pH and Conductivity in Seawater, Supelco®, : N/A
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Nitrogen oxide in impinger solution, proficiency testing material, Supelco®
Supplier: Merck
Nitrogen Oxide in Impinger Solution, Supelco®, Proficiency Testing Material, : N/A
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EPA 608 pesticides mix, certified reference material, Supelco®
Supplier: Merck
EPA 608 Pesticides Mix, Supelco®, Certified reference material, 20 mug/mL each component in hexane: toluene (1:1)
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TOC Standard Solutions, Certified Reference Materials, Ready-to-Use, for Photometry, Supelco®
Supplier: Merck
TOC standard solution, Supelco®, 200 mg/L TOC, : N/A, Matrice: H₂O, Campo pH: 3 - 5
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Supplier: VWR Chemicals
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Supplier: VWR Chemicals
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Supplier: VWR Collection
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Supplier: VWR Chemicals
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Supplier: VWR Chemicals
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Supplier: Merck
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