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Photometry and reflectometry

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facet applications:Photometry and reflectometry
facet applications:Waste water and process water​ testing
facet content type:Protocol
Analytical Method: 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: Selenium in Water
Method: Photometric determination with 3,3'-Diaminobenzidine
Analytical Method: Sulfate in Building Materials
Photometric or turbidimetric determination subsequent to water extraction/fusion melting
Determination of Triclosan in Environmental Waters
Triclosan was detected in waste water plant discharge using HPLC followed by UV and MS/MS detection.
Analytical Method: Analytical Quality Assurance, Standard for Hydrogen peroxide
Preparation of a standard solution for Hydrogen peroxide
Analytical Method: Nitrite in potato instant powder
Photometric determination using the Griess method subsequent to extraction
Dual-Column GC Analysis of Organochlorine Pesticides on SLB®-5ms and SLB®-35ms
The primary column is used to determine presence of the target analytes in the sample; the secondary column of a different selectivity confirms whether a positive match.
Analytical Method: Aluminium (total) in effluents
Photometric determination with Chromazurole S subsequent to acid mineralisation; DIN decomposition
Analytical Method: Aluminium (total) in effluents, high organic content
Photometric determination with Chromazurole S subsequent to acid mineralisation
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: Sulfite in Shrimps
Method: Photometric determination with 2,2'-dinitro-5,5'-dithiodibenzoic acid (Ellman's reagent)
Determination of Silver in Water and Wastewater: Photometric Determination Using Phenanthroline Method and Eosin Y
The article describes the sample preparation and photometric determination of silver concentration in water samples using Spectroquant® photometers and test kits.
pH in Coffee
Explore the cost-effective and reliable smartphone-based pH determination of coffee samples using MQuant® pH test strips and the MQuant® StripScan App.
Determination of Calcium in Beer
Photometric determination with phthalein derivative
Analytical Method: Analytical Quality Assurance, Standard for Sulfite
Preparation of a standard solution for Sulfite
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: Copper (total) in feedstuffs
Photometric determination with Cuprizon subsequent to acid mineralisation
Analytical Method: Aluminium (total) in lime stone
Photometric determination with Chromazurole S subsequent to fusion melting
Iodine in Table Salt
Analytical Method: Iodine in table salt
Analytical Method: Analytical Quality Assurance, Standard for Sulfide
Preparation of a standard solution for Sulfide
Application Notes: Reflectometry – Hydroxymethylfurfural (HMF) in honey
Hydroxymethylfurfural (HMF) in honey – reflectometric determination after after conversion with a barbituric acid derivative and an aminophenazone derivative
Analytical Method: Copper (total) in effluents, high organic content
Photometric determination with Cuprizon subsequent to acid mineralisation
Analytical Method: Potassium in soils
Turbidimetric determination subsequent to extraction with CAL buffer analogous LUFA
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: Analytical Quality Assurance, Standard for Free Chlorine (dichloroisocyanuric acid)
AQA Standard for free chlorine - Preparation of a standard solution for free chlorine
Analytical Method: Zinc in soils
Photometric determination with pyridylazoresorcinol (PAR) subsequent to acid extraction
Millipore® Patch Test Kit: Field-Based Sampling and Contamination Analysis
The Millipore® Patch Test Kit is a portable kit for the collection and testing of hydraulic fluids, bulk chemicals, boiler water, and lubricating oils. The kit includes consumables for 100 tests.
Iron (Total) in Plant Material
Photometric determination subsequent to acid mineralisation
Analytical Method: Nickel (total) in effluents (Photometry, DIN decomposition)
Photometric determination with Dimethylglyoxime subsequent to acid mineralisation; DIN decomposition
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