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Applications:Photometry and reflectometry

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Analytical Method: Zinc (total) in effluents, high organic content

Photometric determination subsequent to acid mineralisation with sulfuric acid and Perhydrol

Ultrasensitive Determination of Silicate in Process and Boiler Water Using Rapid Photometric Tests

Efficiency of industrial plants and equipment constitutes one of the basic preconditions for sustainable economic operations. One avoidable problem is posed by the undesirable build-up of deposits, i.e., scale – in pipes, boilers, and turbines, whose principal cause is silicate.

Analytical Method: Silicon (Total) in Drinking Water

Silicon (total) in drinking water - Photometric determination using the Silicon molybdenum blue method subsequent to fusion melting

Analytical Method for Determination of the Solution Color of Raw Sugars, Brown Sugars and Colored Syrups at pH 7.0 (According to ICUMSA Method GS1/3-7)

Method: Spectrophotometric Color Determination at 420 nm Zero adjustment For each measurement series, a zero adjustment is required. It is recommended to use the same cell for zero adjustment and for sample measurement. The zeroing procedure for the measurement series is automatically prompted by

Analytical Method for Manganese (total) in Effluents

Photometric determination subsequent to acid mineralisation

Analytical Method: Nitrite in potato instant powder

Photometric determination using the Griess method subsequent to extraction

Analytical Method: Color, ADMI as per APHA 2120 F

Method: Spectrophotometric, ADMI weighted ordinate method for colored water and wastewater

Analytical Method: Phosphorus (Total) in Dairy Products

Phosphorus (total) in dairy products - Photometric determination using the Phosphorus molybdenum blue method subsequent to acid mineralisation

Iron (Total) in Electrophoretic Paints

Photometric determination subsequent to decomposition with sulfuric acid and Perhydrol

Ascorbic acid in fruit juices

Ascorbic acid in fruit juices - photometric determination with Tillmann's reagent

Analytical Method: Sulfate in Building Materials

Photometric or turbidimetric determination subsequent to water extraction/fusion melting

Analytical Method: COD Measurement in Waste Water (Rapid-Digestion Method)

Analytical Method COD measurement in wastewater - Photometric determination of chromate consumption subsequent to digestion in 20 min.

Analytical Method: Urea in Milk (Photometry)

Photometric determination with Diacetyl monooxime in the sample clarified with Trichloracetic acid

Analytical Method: Nickel (Total) in Electrophoretic Paints

Photometric determination with Dimethylglyoxime subsequent to decomposition with acid and Perhydrol.

Analytical Method: Lead (total) in effluents

Photometric determination with PAR subsequent to acid mineralisation; DIN decomposition

Analytical Method: Analytical Quality Assurance, Standard for Chlorine dioxide

Preparation of a standard solution for Chlorine dioxide acc. to DIN EN ISO 7393

Analytical Method: Analytical Quality Assurance, Standard for Monochloramine

Preparation of a standard solution for Monochloramine.

Analytical Method: Aluminium (total) in lime stone

Photometric determination with Chromazurole S subsequent to fusion melting

Heavy Metals in Textiles

Sample preparation and determination of heavy metals in textiles.

Cobalt in Wastewater From the Production and Casting of Non-ferrous Metals

Cobalt in wastewater from the production and casting of non-ferrous metals

Analytical Method: Analytical Quality Assurance, Standard for Hydrogen peroxide

Preparation of a standard solution for Hydrogen peroxide

Analytical Method: ADMI Color Measurement for Prove

Photometric determination using the indophenol blue method after extraction with calcium chloride solution

Analytical Method – Cobalt in Wastewater from Coating Resins and Coating Materials

Analytical method – Cobalt in wastewater from coating resins and coating materials, photometric determination with Nitroso-R-Salt

Analytical Method: Analytical Quality Assurance, Standard for Formaldehyde

Preparation of a standard solution for Formaldehyde

How to Prepare a Standard for Free Chlorine Analysis

AQA Standard for free chlorine - Preparation of a standard solution for free chlorine - Preparation of a stock solution of free chlorine: First prepare a 1:10 dilution using a sodium hypochlorite solution containing approximately 6 - 14 % of

Analytical Method: Nickel (total) in effluents, high organic content

Photometric determination with Dimethylglyoxime subsequent to acid mineralisation

Analytical Method: Analytical Quality Assurance, Standard for Free Chlorine (DIN)

Preparation of a standard solution for free Chlorine according to DIN EN ISO 7393

Analytical Method: Aluminium (total) in effluents, high organic content

Photometric determination with Chromazurole S subsequent to acid mineralisation

Ammonium in Soils

In a glass bottle mix 50 g of naturally moist sample, free from coarse stones, with 100 ml of the calcium chloride solution 0.025 mol/l.

Determination of the Carotene Content of Raw Palm Oil acc. to DIN EN ISO 17932:2011

Spectrophotometric measurement at 446 nm; method No. 2523

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