You searched for: 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.
Alkalinity standard solution, 25000 mg/L CaCO₃ (NIST)
Supplier: HACH
Standard solution for accuracy checks in alkalinity determinations.
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Standard solution, detergent
Supplier: HACH
For accuracy checks in detergents (surfactants) determinations.
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Total organic carbon standards
Supplier: HACH
For accuracy checks in total organic carbon (TOC) determinations. Available as 20 ml sealed ampules.
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Calibration gases
Supplier: Dräger
Calibration gas with nitrogen background in non refillable cylinder.
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Anionic Surfactant, a-Ten - Test Kit
Supplier: WTW
a-Ten 02552, anionic surfactants cell test - 25 determinations.
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Humidity standards
Supplier: ROTRONIC INSTRUMENTS
Although most relative humidity (RH) probes have excellent long-term stability, it is recommended that their calibration be checked regularly.
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Hydrazine, standard solution, Specpure®, N₂H₄ 100 µg/ml
Supplier: Thermo Fisher Scientific
Hydrazine standard, Specpure®, : N/A, Matrix: 1% CH₃COOH
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ISE standard solutions
Supplier: WTW
These standard solutions for calibration contain 10 g of the ion to be measured per 10 liters.
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Potassium Standard Solution
Supplier: WTW
Standard solution for accuracy checks in potassium determinations.
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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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Anions in Soil, (CRM), Supelco®
Supplier: Merck
Anions in Soil, 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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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®, 50000 mg/L, For test kit(s): 1.01797, 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 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 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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Supplier: GRANT INSTRUMENTS
Supplier: BOCHEM
Supplier: VWR Collection
Supplier: OMEGA BIOTEK
Supplier: DWK LIFE SCIENCES
Supplier: Thermo Fisher Scientific
Supplier: VWR Collection
Supplier: Oxford Nanopore Technologies
Supplier: Industrial Physics
Supplier: AAT BIOQUEST
Supplier: INTEGRA BIOSCIENCE
Supplier: PALBAM CLASS
Supplier: VWR Collection
Supplier: INTEGRA BIOSCIENCE
Supplier: VWR Collection
Supplier: FACELLITATE
Supplier: NANOENTEK
Supplier: Greiner Bio-One