Photometry and reflectometry

应用筛选条件

facet applications:Photometry and reflectometry

facet content type:Protocol

显示 1-30 #N/A 89 条结果

Analytical Method: Aluminium (total) in lime stone

Photometric determination with Chromazurole S subsequent to fusion melting

Ammonium Photometric Determination in Drinking and Surface Water

Photometric determination of ammonium ions in drinking and surface water samples by indophenol blue method using Spectroquant® test kits and spectrophotometer.

Bromine in Drinking Water, Swimming-Pool Water, Wastewater and Disinfection Solutions

Spectrophotometric determination of bromine with dipropyl-p-phenylenediamine (DPD) in drinking water, swimming-pool water, wastewater, and disinfection solutions in a range of 0.020 – 10.00 mg/L.

Determination of Calcium in Beer

Using the Spectroquant® photometric system, we outline a photometric analysis of calcium levels in beer.

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.

Determination of Phosphate in Manure

Photometric determination of phosphate ions in manure samples using phosphorus molybdenum blue and Spectroquant® test kits.

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.

Determination of the Deterioration of Bleachability Index (DOBI) of Raw Palm Oil acc. to DIN EN ISO 17932:2011

Method: UV/VIS spectrophotometry; Method No. 2524

Determination of Total Nitrogen in Soil

Photometric determination of total nitrogen in soil samples by phosphorus molybdenum blue method using Spectroquant® test kits.

Determination of Total Phosphorus in plant materials

Photometric determination of total phosphorus in plant material samples by phosphorus molybdenum blue method using Spectroquant® test kits.

Estimation of Proline in Fruit and Vegetable Juices

Spectrophotometric determination of proline by the Ninhydrin method, per EN 1141 and German Food and Feed Code §64 LFBG 31.00-7.

Photometric Determination of Ammonium in Manure

Learn about the photometric determination of ammonium ions in manure samples by indophenol blue method using Spectroquant ® test kits and spectrophotometer.

Analytical Method: Potassium in Soils

Turbidimetric determination subsequent to extraction with CAL buffer analogous LUFA.

Reflectometric Determination of DL Lactic Acid in Dairy Products

Quick and accurate analysis of D- and L-lactic acid in dairy products using Reflectoquant® Lactic Acid Test upon reaction with lactate dehydrogenase (LDH).

Reflectometric Determination of DL Lactic Acid in Vegan Yogurt

Rapid analysis of DL-lactic acid in vegan yogurt using the Reflectoquant® Lactic Acid Test, and enzymatic reaction with Lactate Dehydrogenase (LDH).

分析方法：废水中的铜（总量），高有机质含量

酸矿化后使用 Cuprizon 进行光度测定

分析方法：饲料中的铜（总量）

酸矿化后使用 Cuprizon 进行光度测定

依据 DIN EN ISO 17932:2011 进行生棕榈油漂白率指数劣化测定 (DOBI)

方法：UV/VIS 分光光度法；方法编号 2524

Determination of Ammonium in Soils

Ammonium is the naturally preferred source of nitrogen for plant growth and there is an increasing global demand for organic food products.

分析方法：废水中的铝（总量）

酸矿化后使用 Chromazurole S 进行光度测定；DIN 分解