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.
ISE calibration standards
Supplier: Mettler - Toledo
Nitrate ISE standard solution, 1000 mg/l, 1000 mg/l as NO₃-, : N/A
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ISE surfactant analysis solutions, Orion™
Supplier: Thermo Orion
ISE Surfactant Analysis Solutions for titrations with surfactant ion selective electrodes (ISE).
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Soil and sediment reference material for dioxin, PCB, pesticide, and other organic contaminant levels in soil
Supplier: LGC Standards PROMOCHEM
Heavily contaminated sediment reference material
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Total Residual Chlorine Standard Certified Reference Material
Supplier: AccuStandard
Total residual chlorine standard certified reference material, : N/A
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Elemental analysis standards, brick clay - constituents, NIST-679
Supplier: LGC Standards PROMOCHEM
Brick clay - constituents
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Environmental standards, DSJ PCB mixture, CIL
Supplier: LGC Standards PROMOCHEM
DSJ PCB mixture, unlabeled PCBs, CIL, 1 ml in isooctane
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EPA method 1668A/B labelled cleanup standards, in nonane
Supplier: LGC Standards PROMOCHEM
EPA method 1668A /B standard, 1,2 ml in nonane
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Hydrazine Sulphate Solution
Supplier: CUSTOM MADE CHEMICALS LAB
Hydrazine sulphate solution
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Nitrogen (Total) Standard Solution, CRM
Supplier: CUSTOM MADE CHEMICALS LAB
Total nitrogen standard (100 mg/L) - for photometric applications.
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Estuarine sediment standard - metals, NIST-1646A
Supplier: LGC Standards PROMOCHEM
NIST-1646A, estuarine sediment - metals
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Certified reference materials for environmental analysis, IRMM BCR®
Supplier: LGC Standards PROMOCHEM
White clover (trace elements)
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Glass - trace elements, NIST standards
Supplier: LGC Standards PROMOCHEM
This standard reference material is intended to facilitate the development of chemical methods of analysis for trace elements.
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Elemental analysis standards, flint clay - constituent elements, NIST-97B
Supplier: LGC Standards PROMOCHEM
This standard reference material is intended for use in the determination of constituent elements in clay and material of similar matrix. Powdered clay was air-dried, ball-milled and blended to ensure homogeneity.
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Standards for water pollution QC check, oil and grease concentrate, VHG
Supplier: LGC Standards PROMOCHEM
This material is designed for use as a quality control check for EPA method 1664. This standard is prepared in solvent n-propanol but not preserved.
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Elemental analysis standards, phosphate rock, western, NIST-694
Supplier: LGC Standards PROMOCHEM
This standard material is intended to use in validating analytical methods and in calibrating instruments used in the analysis of phosphate rock, fertilisers and similar materials.