FERTILIZERS. DETERMINATION OF BULK DENSITY (LOOSE) OF FINE-GRAINED FERTILIZERS. (ISO 7837:1992)
€40.00
Liming materials - Determination of magnesium content - Atomic absorption spectrometric method.
€53.00
Solid fertilizers - Study on homogeneity.
€60.00
Fertilizers - Treatment with a cation exchange resin for the determination of the chelated micro-nutrient content and of the chelated fraction of micro-nutrients
€54.00
Fertilizers and liming materials - Classification
Fertilizers - Determination of dust content.
€69.00
Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method
€58.00
Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method
Soil improvers and growing media - Extraction of aqua regia soluble elements
Soil improvers and growing media - Extraction of calcium chloride/DTPA (CAT) soluble nutrients
Soil improvers and growing media - Extraction of water soluble nutrients and elements
Fertilizers - Determination of water content (Karl Fischer methods) - Part 1: Methanol as extracting medium
Fertilizers - Determination of water content (Karl Fischer methods) - Part 2: 2-propanol as extracting medium
Slow-release fertilizers - Determination of the release of the nutrients - Method for coated fertilizers
Liming materials - Determination of calcium content - Oxalate method.
