Du søgte efter: Environmental Analysis 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 reestablish the surroundings required for optimal performance. Identify all external and internal elements which impact overall growth with the environmental analysis standards.
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 4, Supelco®, : N/A, Pkg of 100 g
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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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Dissolved Oxygen in Drinking Water, (CRM), Supelco®
Supplier: Merck
Dissolved Oxygen, 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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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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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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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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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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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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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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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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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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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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Supelco® COD CRM, standard solutions
Supplier: Merck
COD standard solution, Supelco®, 8000 mg/L, For test kit(s): 1.14555, pH range: 3 - 5
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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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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 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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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 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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Clean Sand #4, (CRM), Supelco®
Supplier: Merck
Clean Sand #4, Supelco®, : N/A
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Clean Sandy Loam, (CRM), Supelco®
Supplier: Merck
Clean Sandy Loam, Supelco®, : N/A
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Clean Loam Soil, (CRM), Supelco®
Supplier: Merck
Clean Loam Soil, Supelco®, : N/A
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VOAs in soil 2 - low level, Supelco®
Supplier: Merck
VOAs in soil 2 - low level, Supelco®, : N/A
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Nonionic surfactants, (CRM), Supelco®
Supplier: Merck
Nonionic Surfactants, Supelco®, Certified reference material
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Trace metals kits - WS, (CRM), Supelco®
Supplier: Merck
Trace Metals Kits - WS, Supelco®, : 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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Herbicides I - WS, Proficiency Testing Material, Supelco®
Supplier: Merck
Herbicides I - WS, Supelco®, Proficiency Testing Material, : N/A