Laboratory furniture; requirements for fume cupboards, fume cupboards for special purposes
€24.39
Testing of filter paper; determination of retentivity
Filter papers for chemical analyses; classification, designation, main properties, methods of test
Determination of hydroxyl value
Determination of Acid Value
Testing of filter paper; determination of rate of filtration on freely suspended filters
Iodine number; determined by hydrogenation
Preparation of methyl esters of fatty acids for analysis by gas chromatography
pH measurement; definition of general terms
pH measurement; terminology for measuring methods with galvanic cells
€34.30
pH measurement; reference electrodes, detachable
pH-measurement; supplementary PH-measuring apparatus, technical features
Water quality - Spectrophotometric determination of chlorophyll-a content by ethanol extraction for the routine monitoring of water quality; German version EN 17899:2024
€91.03
Ground joints for glass joints; Laboratory equipment
Glassware; Grounding and gound joints, Laboratory equipment; Explanations
