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.

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Solution, cobalt chloride, for spectrophotometer

Supplier: HACH

Cobalt chloride solution for spectrophotometer linearisation.

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Phosphate standard solutions

Supplier: HACH

Standard solution for accuracy checks in phosphate (phosphorus) determinations.

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Control standard

Supplier: HACH

Control standard for nitrate determination, 25 mg/l as NO3

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Potassium iodide-iodate standard solution, 0,0125 N

Supplier: HACH

Used for determination of sulphite by burette iodometric titration.

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Sulphite standard solution

Supplier: HACH

This equivalent standard is prepared with stabilised sodium thiosulfate, since sulphite is not a stable in solution.

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Quaternary ammonium compound (QAC) standard solution

Supplier: HACH

For accuracy checks in quaternary ammonium compound (QAC) determinations.

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Cadmium standard solution

Supplier: HACH

Standard solution for accuracy checks in cadmium determinations.

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Nitrite standard solution

Supplier: HACH

For accuracy checks in nitrite determinations.

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Carbon dioxide standard solution

Supplier: HACH

Standard solution for accuracy checks in carbon dioxide determinations (Potassium hydrogen phthalate solution).

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Metals quality control standard for drinking water

Supplier: HACH

These mixed standards are ready to use with no dilutions required. It include standards for determination of copper, iron and manganese.

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Hardness quality control standard

Supplier: HACH

These mixed standards are ready to use with no dilutions required. Includes standards for both total hardness and calcium hardness determination.

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SpecCheck secondary gel standards sets

Supplier: HACH

SpecCheck secondary gel standards sets, 0 - 2 mg/l F₂, For test kit(s): Fluoride, 4 Vials

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Sulfate standard solution

Supplier: HACH

Standard solution for accuracy checks in sulfate determinations.

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Standards for the ammonia and monochloramine analyser, APA6000

Supplier: HACH

These are used as part of the standard kit for both APA 6000 ammonia and ammonia/monochloramine analyser instruments.

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Chlorine standard solution

Supplier: HACH

For accuracy checks in chlorine determinations. Lot specific concentration displayed on label.

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Reference standard kits for use with MD 100 and MD 200 photometers

Supplier: TINTOMETER

Reference standards are designed to check the accuracy and the reliability of the results.

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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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Silver nitrate standard solution

Supplier: HACH

Standard solution for chloride determination by argentometric burette titration.

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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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Dissolved oxygen standard solution

Supplier: HACH

Iodate-Iodide standard solution, 0.00125 N equivalent 10 mg/L DO

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Copper standard solution

Supplier: HACH

Standard solution for accuracy checks in copper determinations.

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Iron standard solution

Supplier: HACH

For accuracy checks in iron 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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Magnesium standard solution

Supplier: HACH

Standard solutions for accuracy checks in magnesium determinations. HNO₃ matrix.

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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.