Vous avez recherché : Étalons pour l'analyse environnementale
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.
Supelco® COD CRM, standard solutions
Supplier: Merck
Solution-étalon DCO, Supelco®, 2000 mg/L, Pour les kits de test: 1.14691; 1.14555, Gamme pH: 3 - 5
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Pesticides 1 - WP, proficiency testing material, Supelco®
Supplier: Merck
Pesticides 1 - WP, Supelco®, Proficiency Testing Material, 1 mL for dilution up to 1L, : N/A
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PAHs (low level) - WP, proficiency testing material, Supelco®
Supplier: Merck
PAHs (Low Level) - WP, Supelco®, Proficiency Testing Material, Concentrate for dilution to 1L, : N/A
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BTEX - Loamy sand 1, (CRM), Supelco®
Supplier: Merck
BTEX - Loamy Sand 1, Supelco®, Certified reference material, : N/A, Pkg of 30 g
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Pesticides 2 - WP, proficiency testing material, Supelco®
Supplier: Merck
Pesticides 2 - WP, Supelco®, Proficiency Testing Material, 1 mL for dilution to 1L, : N/A
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Anions in Soil, (CRM), Supelco®
Supplier: Merck
Anions in Soil, Supelco®, Certified reference material, : N/A
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TPH - sandy loams, (CRM), Supelco®
Supplier: Merck
TPH - Sandy Loam 3, Supelco®, Certified reference material, : N/A, Pkg of 100 g
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Trace metals - sewage sludges, (CRM), Supelco®
Supplier: Merck
Trace Metals - Sewage Sludge 3, Supelco®, : N/A, Pkg of 40 g (dry)
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Base/Neutrals 1 - WP, (CRM), Supelco®
Supplier: Merck
Base/Neutrals 1 - WP, Supelco®, Certified reference material, : N/A
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Trace metals - baghouse dust, (CRM), Supelco®
Supplier: Merck
Trace Metals - Baghouse Dust, Supelco®, Certified reference material, : N/A, Pkg of 50 g
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EPA 552 halogenated acetic acids mix, certified reference material, Supelco®
Supplier: Merck
EPA 552 Halogenated Acetic Acids Mix, Supelco®, Certified reference material, 2000 mug/mL each component in methyl tert-butyl ether, : N/A
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Dissolved Oxygen in Drinking Water, (CRM), Supelco®
Supplier: Merck
Dissolved Oxygen, Supelco®, Certified reference material, : N/A
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VOAS in Soil - Low Level - PT, Proficiency Testing Material, Supelco®
Supplier: Merck
VOAS in Soil - Low Level - PT, Supelco®, Proficiency Testing Material, : N/A
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Corrosivity/Sodium - whole volume, (CRM), Supelco®
Supplier: Merck
Corrosivity/Sodium - Whole Volume, Supelco®, Certified reference material, : N/A
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Aroclor spike mix, analytical standard, Supelco®
Supplier: Merck
Aroclor Spike Mix, Supelco®, Analytical standard, 100 mug/mL each component in acetone, : N/A
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Nutriments simples dans l'eau de mer - volume entier, (CRM), Supelco®
Supplier: Merck
Simple Nutrients in Seawater - Whole Volume, Supelco®, Certified reference material, : N/A
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Nutrients in soil - PT, proficiency testing material, Supelco®
Supplier: Merck
Nutrients in Soil - PT, Supelco®, Proficiency Testing Material, : N/A
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Trace Metals 3 - WS, Proficiency Testing Material, Supelco®
Supplier: Merck
Trace Metals 3 - WS, Supelco®, Proficiency Testing Material, : N/A
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PAH Mix 3, certified reference material, Supelco®
Supplier: Merck
PAH Mix 3, Supelco®, Certified reference material, in methylene chloride: methanol (1:1) (varied), : N/A
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EPA 502 Internal Standard Mix, certified reference material, Supelco®
Supplier: Merck
EPA 502 Internal Standard Mix, Supelco®, Certified reference material, 2000 mug/mL each component in methanol, : N/A
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EPA 8270 Organophosphorus pesticides mix, certified reference material, Supelco®
Supplier: Merck
EPA 8270 Organophosphorus Pesticides Mix, Supelco®, Certified reference material, 2000 mug/mL each component in hexane: acetone (80:20), : N/A
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EPA 524 internal standard mix, certified reference material, Supelco®
Supplier: Merck
EPA 524 Internal Standard Mix, Supelco®, Certified reference material, 2000 mug/mL each component in methanol, : N/A
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Trihalomethane Mixes, Supelco®
Supplier: Merck
Trihalomethane Mix, Supelco®, : N/A, 10× 1,2 ml
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Alkalinity calibration standards, (CRM), Supelco®
Supplier: Merck
Alkalinity, CaCO3 Calibration Standard, Supelco®, Certified reference material, 1000 mg/l
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BOD calibration standards, (CRM), Supelco®
Supplier: Merck
BOD calibration standard, Supelco®, Certified reference material, 500 mg/l in water
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Trace metals - sandy loams, (CRM), Supelco®
Supplier: Merck
Trace Metals - Sandy Loam 8, Supelco®, Certified reference material, : N/A, Pkg of 50 g
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Clean Clay Loam, (CRM), Supelco®
Supplier: Merck
Clean Clay Loam, Supelco®, : N/A
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Chromium VI - Soil, (CRM), Supelco®
Supplier: Merck
Chromium VI - Soil, Supelco®, Certified reference material, : N/A
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EPA 8260 Internal standards mix, (CRM), Supelco®
Supplier: Merck
EPA 8260 Internal Standards Mix, Supelco® TraceCERT®, Certified reference material, 2000 µg/ml each component in methanol, : N/A
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EPA 625 semivolatile calibration mix, analytical standard, Supelco®
Supplier: Merck
EPA 625 Semivolatile Calibration Mix, Supelco®, Analytical standard, 1000 mug/mL each component in methylene chloride: benzene (3:1), : N/A
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Fournisseur: VWR Collection
Fournisseur: VWR Chemicals
Fournisseur: VWR Collection
Fournisseur: Integra
Fournisseur: VWR Collection
Fournisseur: Integra
Fournisseur: Industrial Physics
Fournisseur: VWR Collection
Fournisseur: VWR Collection
Fournisseur: VWR Collection
Fournisseur: EPPENDORF
Fournisseur: Integra
Fournisseur: GETT GERATETECHNIK
Fournisseur: HENKE SASS WOLF