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Sodium hydroxide solution

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Analytical Method: Lead in waste water with high concentrations of calcium
Photometric determination with PAR subsequent to separation of lead with Sodium diethyldithiocarbaminate
Enzymatic Assay of Sulfatase (EC 3.1.6.1.)
Enzymatic Assay of Sulfatase (EC 3.1.6.1.)
Enzymatic Assay of α-Amylase (EC 3.2.1.1)
Follow our procedure for the determination of alpha-Amylase activity. This enzymatic assay of a-Amylase guides you through the entire process and necessary calculations.
Analytical Method: Analytical Quality Assurance, Standard for Formaldehyde
Preparation of a standard solution for Formaldehyde
USP Dissolution Testing Method (HPLC) for Folic Acid Tablets Using a Monolith Column and UV detection
Folic acid or folate is classified as a B vitamin (B9). Folic acid is synthetically produced, and used in fortified foods and supplements. Folate is converted by humans to dihydrofolate (dihydrofolic acid), tetrahydrofolate (tetrahydrofolic acid), and other derivatives, which have various biological
Analytical Method: Sulfite in shrimps
Method: Photometric determination with 2,2'-dinitro-5,5'-dithiodibenzoic acid (Ellman's reagent)
Enzymatic Assay of Pectinase
Enzymatic Assay of Pectinase
Analytical Method: Lead in waste water with high concentrations of calcium
Photometric determination with PAR subsequent to separation of lead with Sodium diethyldithiocarbaminate.
Analytical Method: Tartaric acid in water
Photometric determination with Ammonium vanadate
Analytical Method: Heavy metals in textiles
Sample preparation and determination of heavy metals in textiles
Analytical Method: Manganese (total) in effluents
Photometric determination subsequent to acid mineralisation
Enzymatic Assay of Esterase
Enzymatic Assay of Esterase
Analytical Method: Aluminium (total) in effluents, high organic content
Photometric determination with Chromazurole S subsequent to acid mineralisation
Analytical Method: Copper (total) in effluents, high organic content
Photometric determination with Cuprizon subsequent to acid mineralisation
Analytical Method: Aluminium (total) in effluents
Photometric determination with Chromazurole S subsequent to acid mineralisation; DIN decomposition
Analytical Method: Potassium in soils
Turbidimetric determination subsequent to extraction with CAL buffer analogous LUFA
Analytical Method: Nickel (total) in effluents (Photometry, DIN decomposition)
Photometric determination with Dimethylglyoxime subsequent to acid mineralisation; DIN decomposition
Analytical Method: Lead (total) in effluents
Photometric determination with PAR subsequent to acid mineralisation; DIN decomposition
Analytical Method: Nickel (total) in effluents, high organic content
Photometric determination with Dimethylglyoxime subsequent to acid mineralisation
Analytical Method: Zinc (total) in effluents, high organic content
Photometric determination subsequent to acid mineralisation with sulfuric acid and Perhydrol
Zinc (Total) in Beer Worts
Photometric determination subsequent to acid mineralisation with sulfuric acid and Perhydrol;
Analytical Method: Phosphorus (total) in dairy products
Phosphorus (total) in dairy products - Photometric determination using the Phosphorus molybdenum blue method subsequent to acid mineralisation
Analytical Method: Aluminium (total) in lime stone
Photometric determination with Chromazurole S subsequent to fusion melting
Analytical Method: Nickel (total) in electrophoretic paints
Photometric determination with Dimethylglyoxime subsequent to decomposition with acid and Perhydrol;
Analytical Method: Zinc in soils
Photometric determination with pyridylazoresorcinol (PAR) subsequent to acid extraction
Analytical Method: Silicon (total) in ores and ceramic materials
Photometric determination using the Silicon molybdenum blue method subsequent to fusion melting
Analytical Method: Iron (total) in electrophoretic paints
Photometric determination subsequent to decomposition with sulfuric acid and Perhydrol
Phycology Media in Plant Tissue Culture
Phycology media can be prepared from concentrated solutions or from powdered salt mixtures. The concentrated solutions are complete, including vitamins, and should be stored frozen.
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