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.
Wastewater inorganics quality control standard
Supplier: Hach
These mixed standards are ready to use, no dilutions are required. They contain ammonia nitrogen, nitrate nitrogen, COD, phosphate, sulphate and TOC.
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ISE standards
Supplier: Hach
ISE standards are used to calibrate ion selective electrode measurement systems by coresponding the electrode output with the concentration of the analyte. Pairs of standards with concentrations that differ by a factor of ten are used for analysis.
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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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Standards, calibration for LCK cuvettes, Addista
Supplier: Hach
System for Analytical Quality Assurance (AQA), consisting of one combined standard/spiking solution and two round robin test solutions.
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Calibration gases
Supplier: Dräger
Calibration gas with nitrogen background in non refillable cylinder.
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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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Combustion calibration standard
Supplier: PerkinElmer
Combustion calibration statndard for sulphur analysis, cystine (26,69% S), solid 4 g
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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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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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PFTBA (MS tuning compound)
Supplier: Restek
This contains perfluorotributylamine (PFTBA).
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Environmental standard, minnesota Ag list 1 pesticides mix B (6 components)
Supplier: Restek
Minnesota Ag list 1 pesticides mix B,, 200 ppm each in acetone, 1 ml/ampoule
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8040 Surrogate mix (2 components)
Supplier: Restek
8040 Surrogate mix contains 2-fluorophenol, 2,4,6-tribromophenol.
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Total organic carbon (TOC) standards
Supplier: REAGECON
Total organic carbon (TOC) standard solution, 5 mg/l C as KHP, : N/A
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Drinking water VOA MegaMix® standard, 524.2 Rev. 4.1 (73 components)
Supplier: Restek
This environmental MegaMix standard contains 73 components.
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MA EPH surrogate spike mix (2 components)
Supplier: Restek
This spike mix contains two components: 1-Chlorooctadecane and o-Terphenyl.
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VOA calibration standards and kits
Supplier: Restek
Internal standard 1, include 1-chloro-2-fluorobenzene, 2000 μg/ml, Matrix: P&T Methanol
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BNA Surrogates Mixture
Supplier: EHRENSTORFER
Stable isotope labelled product type, mixture format, dichloromethane solvent.
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Individual VOA surrogate and internal standards for EPA methods
Supplier: Restek
α,α,α-Trifluoro toluene in purge-and-trap grade methanol, 2000 µg/ml
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8061A Surrogate standard (3 components)
Supplier: Restek
The standard consists of dibenzyl phthalate, diphenyl isophthalate and diphenyl phthalate.
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Calibration check mix, 8270 acid (6 components)
Supplier: Restek
Calibration check mix, 8270 acid, 2000 µg/ml each in methylene chloride, 1 ml/ampoule
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Method 535 internal standard (butachlor ESA sodium salt)
Supplier: Restek
Butachlor ESA sodium salt, 100 μg/ml in methanol, 1 ml/ampoule
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605 Benzidines calibration mix and benzidine mix
Supplier: Restek
605 Benzidines calibration mix contains 2 components.
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Pesticide surrogate mix (2 components)
Supplier: Restek
Contains two components, those are decachlorobiphenyl and 2,4,5,6-tetrachloro-m-xylene.
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Atlantic RBCA VPH surrogate standard
Supplier: Restek
Isobutylbenzene, 1000 µg/ml in P and T methanol, 1 ml/ampoule
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Method 525.2 surrogate standard mix
Supplier: Restek
This mix contains 2-nitro-m-xylene, perylene-d12, pyrene-d10 and triphenylphosphate.
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610 PAH calibration mix B (16 components)
Supplier: Restek
This 610 PAH calibration mix B idela for LC-UV detection.
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: KIMBERLY CLARK
: Integra
: Industrial Physics
: Testo
: Integra
: VWR Collection
: VWR Collection
: VWR Collection
: Thermo Fisher Scientific
: VWR Collection
: VWR Collection
: Integra
: VWR Collection
: VWR Collection
: Industrial Physics