Hai cercato: Standard per analisi ambientali
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.
Materiali di riferimento certificati per analisi ambientali
Supplier: VKI WATER QUALITY INSTITUTE
I materiali di riferimento certificati (CRM) prodotti da VKI sono stati ideati per fornire materiali di riferimento stabili, omogenei e adeguati al controllo di qualità di analisi ambientali. Certificazione eseguita in conformità alle norme ISO 30 31, 33, 34, 35, ISO 5725 e ISO/REMCO N 37. Tutti i CRM sono tracciabili rispetto a uno standard nazionale o verificati da un gruppo di laboratori riconosciuti a livello internazionale e vengono forniti completi di certificato di analisi che ne indica il valore certificato e il grado di insicurezza con un dato livello di certezza.
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Supelco® COD CRM, standard solutions
Supplier: Merck
Soluzione standard COD, Supelco®, 1000 mg/L, Per kit analitici: 1.14541; 1.14691; 1.14555, Campo 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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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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TPH - sandy loams, (CRM), Supelco®
Supplier: Merck
TPH - Sandy Loam 1, Supelco®, Certified reference material, : N/A, Pkg of 100 g
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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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Anions in Soil, (CRM), Supelco®
Supplier: Merck
Anions in Soil, Supelco®, Certified reference material, : N/A
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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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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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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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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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Nutrients in soil - PT, proficiency testing material, Supelco®
Supplier: Merck
Nutrients in Soil - PT, Supelco®, Proficiency Testing Material, : 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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Corrosivity/Sodium - whole volume, (CRM), Supelco®
Supplier: Merck
Corrosivity/Sodium - Whole Volume, Supelco®, Certified reference material, : N/A
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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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Dissolved Oxygen in Drinking Water, (CRM), Supelco®
Supplier: Merck
Dissolved Oxygen, Supelco®, Certified reference material, : N/A
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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 3 - WS, Proficiency Testing Material, Supelco®
Supplier: Merck
Trace Metals 3 - WS, Supelco®, Proficiency Testing Material, : N/A
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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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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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Simple nutrients in seawater - Whole volume, (CRM), Supelco®
Supplier: Merck
Simple Nutrients in Seawater - Whole Volume, Supelco®, Certified reference material, : 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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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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Metals in soil, (CRM), Supelco®
Supplier: Merck
Metals in Soil, Supelco®, Certified reference material, : N/A
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Nonionic surfactants, (CRM), Supelco®
Supplier: Merck
Nonionic Surfactants, Supelco®, Certified reference material
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EPA 552.2 acids calibration mix, certified reference material, Supelco®
Supplier: Merck
EPA 552.2 Acids Calibration Mix, Supelco®, Certified reference material, in methyl tert-butyl ether (varied), : N/A
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Free Liquids in Paint - PT, Proficiency Testing Material, Supelco®
Supplier: Merck
Free Liquids in Paint - PT, Supelco®, Proficiency Testing Material, : N/A
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TSS/pH (Whole Volume) in Seawater - WS, Proficiency Testing Material, Supelco®
Supplier: Merck
TSS/pH (whole volume) in Seawater - WS, Supelco®, Proficiency Testing Material, : N/A
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Hardness calibration standard, calcium 1000 mg/L, (CRM), Supelco®
Supplier: Merck
Hardness calibration standard, Supelco®, Certified reference material, Calcium 1000 mg/l, : N/A
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Herbicides I - WS, Proficiency Testing Material, Supelco®
Supplier: Merck
Herbicides I - WS, Supelco®, Proficiency Testing Material, : N/A
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Supplier: Integra
Supplier: KIMBERLY CLARK
Supplier: tempmate
Supplier: Integra
Supplier: Industrial Physics
Supplier: Testo
Supplier: Integra
Supplier: VWR Collection
Supplier: VWR Collection
Supplier: VWR Collection
Supplier: VWR Collection
Supplier: Thermo Fisher Scientific
Supplier: VWR Collection
Supplier: Corning
Supplier: VWR Collection
Supplier: VWR Collection
Supplier: VWR Collection
Supplier: Industrial Physics