Fertilizers - Extraction of phosphorus soluble in 2 % citric acid
Fertilizers - Extraction of soluble phosphorus according to Petermann at 65 °C
Fertilizers - Extraction of soluble phosphorus according to Petermann at ambient temperature
Fertilizers - Extraction of phosphorus soluble in Joulie's alcaline ammonium citrate
Fertilizers - Determination of the fineness of grinding of soft natural phosphates
Fertilizers - Extraction of total sulfur present in various forms
Fertilizers - Extraction of water soluble sulfur where the sulfur is in various forms
Fertilizers - Determination of the fineness of grinding (dry procedure)
Fibres - Elasticity of fibres - Test methods
Soil, waste, treated biowaste and sludge - Determination of loss on ignition
Soil, waste, treated biowaste and sludge - Determination of total organic carbon (TOC) by dry combustion
Hardware for furniture - Strength and loading capacity of wall attachment devices
53,361 distinct reference strings indexed from official source snapshots. Includes earlier editions. The index and publisher collections have different coverage. See sources and coverage.