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Fertilizer Analysis

Below is the list of methods we undertake which are prescribed by the Fertilizer (Sampling and Analysis) Regulations 1996.

map-fertilizer (24K)

Fertilizer Analysis Methods

  • Preparation of the sample for analysis
  • Determination of ammoniacal nitrogen
  • Determination of nitrate and ammoniacal nitrogen - Devarda method
  • Determination of total nitrogen in calcium cyanamide - in the absence of nitrate
  • Determination of total nitrogen in calcium cyanamide - in the presence of nitrate
  • Determination of total nitrogen in urea
  • Determination of biuret in urea
  • Determination of different forms of nitrogen in the same sample - in the presence of cyanamide nitrogen
  • Determination of different forms of nitrogen in the same sample - in the absence of cyanamide nitrogen
  • Extraction of total phosphorus (P) - by mineral acids
  • Extraction of phosphorus (P) - by 2% formic acid
  • Extraction of phosphorus (P) - by 2% citric acid
  • Extraction of phosphorus (P) - by neutral ammonium citrate
  • Extraction of phosphorus (P) - by alkaline ammonium citrate (Petermann's method) at 65°C
  • Extraction of phosphorus (P) - by alkaline ammonium citrate (Petermann's method) at ambient temperature
  • Extraction of phosphorus (P) - by alkaline ammonium citrate (Joulie's method)
  • Extraction of phosphorus (P) - by water
  • Determination of extracted phosphorus (P)
  • Determination of water-soluble potassium (K)
  • Methods of analysis and test procedures for ammonium nitrate fertilisers containing more than 28% nitrogen by weight
  • Determination of the oil retention value
  • Determination of combustible ingredients
  • Determination of the pH value
  • Determination of the particle size
  • Determination of the chlorine (Cl) content (as chloride ion Cl)
  • Determination of copper (Cu)
  • Extraction of total sulfur (sulphur) (S)
  • Extraction of water-soluble sulfur (sulphur) (S)
  • Extraction and determination of elemental sulfur (sulphur) (S)
  • Manganimetric determination of extracted calcium (Ca) following precipitation in the form of oxalate
  • Determination of magnesium (Mg) by atomic absorption spectrometry (AAS)
  • Determination of magnesium (Mg) by complexometry
  • Determination of sulfates (sulphates)
  • Determination of the sodium (Na) extracted
  • Trace elements at a concentration less than 10%
  • Extraction of total trace elements
  • Extraction of water-soluble trace elements
  • Determination of trace elements in fertiliser extracts by atomic absorption spectrometry (AAS) (general procedure)
  • Determination of cobalt (Co) in fertiliser extracts by atomic absorption spectrometry (AAS)
  • Determination of copper (Cu) in fertiliser extracts by atomic absorption spectrometry (AAS)
  • Determination of iron (Fe) in fertiliser extracts by atomic absorption spectrometry (AAS)
  • Determination of manganese (Mn) in fertiliser extracts by atomic absorption spectrometry (AAS)
  • Determination of zinc (Zn) in fertiliser extracts by atomic absorption spectrometry (AAS)
  • Determination of boron (B) in fertiliser extracts by means of acidimetric titration
  • Trace elements at a concentration greater than 10%
fertilizer-small (52K)

For further information please contact Mr Roberto Campana (E-Mail: Roberto@salamonandseaber.co.uk), consult our Arabic, French, Polish, or German speaking contacts, or use our quotation form.
Salamon & Seaber Ltd.
1st Floor, 2-8 Beaumont Grove,
London. E1 4NQ
United Kingdom
is a registered company in England & Wales, number 1475631

+44 (0)20 7791 2392
+44 (0)20 7791 3033
Post@salamonandseaber.co.uk
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