Merck
Search Within
Applications
Content Type
Topic
Applied Filters:
Applications:Photometry and reflectometry
Content Type:Protocol
Showing 1-30 of 71 results
Sort by Relevance
Measuring Peroxidase in Milk
Application Note: Peroxidase in milk – Visual determination after conversion of a specific substrate
Analytical Method: Zinc (total) in building materials
Photometric determination after fusion melting
Analytical Method: Zinc (total) in effluents, high organic content
Photometric determination subsequent to acid mineralisation with sulfuric acid and Perhydrol
Analytical Method: Analytical Quality Assurance, Standard for Free Chlorine (DIN)
Preparation of a standard solution for free Chlorine according to DIN EN ISO 7393
Calcium in Beer
Photometric determination with phthalein derivative
Analytical Method: Aluminium (total) in effluents, high organic content
Photometric determination with Chromazurole S subsequent to acid mineralisation
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: Nickel (total) in effluents, high organic content
Photometric determination with Dimethylglyoxime subsequent to acid mineralisation
Analyze Iron (Total) in Plant Material
Photometric determination subsequent to acid mineralisation
Analytical Method: Copper (total) in effluents, high organic content
Photometric determination with Cuprizon subsequent to acid mineralisation
Analytical Method for Urea in Liquid Manure
Photometric determination with Diacetyl monooxime
Analytical Method: Aluminium (total) in lime stone
Photometric determination with Chromazurole S subsequent to fusion melting
Analytical Method: Urea in Milk (Photometry)
Photometric determination with Diacetyl monooxime in the sample clarified with Trichloracetic acid
Analytical Method: Silicon (Total) in Ores and Ceramic Materials
Photometric determination using the Silicon molybdenum blue method subsequent to fusion melting
Ascorbic acid in fruit juices
Ascorbic acid in fruit juices - photometric determination with Tillmann's reagent
Cobalt in Wastewater from Printing Plates, Print Materials, and Graphic Products
Analytical method – Cobalt in wastewater from printing plates, print materials, and graphic products, Photometric determination with Nitroso-R-Salt
Cobalt in Wastewater from Inorganic Pigments
Analytical method – Cobalt in wastewater from inorganic pigments, photometric determination with Nitroso-R-Salt
Heavy Metals in Textiles
Sample preparation and determination of heavy metals in textiles.
Analytical Method: Analytical Quality Assurance, Standard for Monochloramine
Preparation of a standard solution for Monochloramine.
Analytical Method for Selenium in Water
Method: Photometric determination with 3,3'-Diaminobenzidine
Analytical Method: Sulfite in Shrimps
Method: Photometric determination with 2,2'-dinitro-5,5'-dithiodibenzoic acid (Ellman's reagent)
Analytical Method: Silicon (Total) in Iron Oxide Powder
Photometric determination using the Silicon molybdenum blue method subsequent to fusion melting
Gardner Color Measurement for Prove
Photometric application for Gardener Color Measurement for Spectroquant® Prove .
Analytical Method: Nickel (Total) in Electrophoretic Paints
Photometric determination with Dimethylglyoxime subsequent to decomposition with acid and Perhydrol.
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: Nickel (total) in effluents (Photometry, DIN decomposition)
Photometric determination with Dimethylglyoxime subsequent to acid mineralisation; DIN decomposition
Analytical Method: Analytical Quality Assurance, Standard for Sulfide
Preparation of a standard solution for Sulfide
Cobalt in Wastewater from Ceramics Production
Analytical method – Cobalt in wastewater from production of ceramics, Photometric determination with Nitroso-R-Salt
Page 1 of 3
Page 1 of 3