Available Analysis and Analytical Methods

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Soil
Available Analysis and Analytical Methods
Imagen Cabezal
Soil
 
pH in water and  KCl (Potentiometric)  
P/ Bray-I / Resins / Citric Acid (Extraction and Colorimetry)
Ca and Mg (Ammonium Acetate pH 7 and Atomic Emission)
K and Na (Ammonium Acetate pH 7 and Atomic Emission)
Titleable Acidity (Ca(C2H3O2)2 and Potentiometric Titulation)
CICpH7 (Bases + Titleable Acidity)
Cu, Fe, Mn and Zn (DTPA-TEA and Atomic Absorption)
B (Microwave Extraction and Colorimetry with Azomethine H)
Sulfates (Monocalcium Phosphate and Turbidimetry)
Texture (Bouyoucos)
Nitrates (CuSO4 and Potentiometry)
Ammonium (KCl and Colorimetry)
Carbonates (Gravimetric)
Total Nitrogen (Combustion at 950 ºC and detection the N2 by thermal conductivity)
Organic Carbon (Combustion at 950 ºC and detection the CO2 by infrared detector)
Al (KCl and Titration)
CE (1:1 Relation, Conductivimeter)
PMN (Anaerobic Incubation)

Plant
 
Total Nitrogen (Combustion at 950 ºC and detection the N2 by thermal conductivity)
P (Sulfuric Digestion and Vanadomolibdate Colorimetry)
Ca, Mg, Cu, Fe, Mn and Zn (Dry way Digestion and Atomic Absorption)
K and  Na (Dry way Digestion and Atomic Emission)
S (Combustion at 1350 ºC and infrared detection)
Cl (Dry way Digestion and  Colorimetry with Mercuric Tiocianate)
B (Dry way Digestion and Colorimetry with Azometine H)
Nitrates (Al2(SO4)3 and Potentiometry).
Mo (Dry way Digestion and Colorimetry with Potassium Iodide)
Dry Material (Dry whit oven)

Water
 
pH (Potenciometry)
Conductivity (Conductivmeter);
B (Colorimetry with Azometine H)
K y Na (Atomic Emission)
Ca, Mg, Cu, Fe, Mn y Zn (Atomic Absorption)
ST y SD (Gravimetric)
RSC  Relation between (Total Alcalinity, Ca and Mg)
SAR  Relation between (Na, Ca and Mg)
Coliforms and Pseudomonas (Membrane Filter)
Organic C (Tinsley)
Hardness (Ca and Mg)
Carbonates (Titration)
Nitrates (Potenciometric)
Sulfates (Turbidimetric)

Culture Mediums
 
Conductivity (Saturated Paste and Conductivimeter)
Nitrates (Saturated Paste, Filtered and Potenciometry)
P y NH4 (Saturated paste, Filtered and Colorimetry)
Ca y Mg (Saturated Paste, Filtered  and Atomic Absorption)
K y Na (Saturated Paste, Filtered  and Atomic Emission)
pH (Saturated Paste and Potenciometry)
Fe, Mn y Zn (Saturated Paste DTPA, Filtered and Atomic Absorption)
B (Saturated Paste DTPA, Filtered and Colorimtry  with Azometine H).

CONTACT US

Ing. Agr. Andrés Beretta.
Phone:  4574 8000 Ext 1444.
E-mail: aberetta@inia.org.uy
 
Laboratorio de Suelos Plantas y Agua
 4574 8000  Ext 1444
INIA La Estanzuela (Location of this Service)
            -  Phone.:  + 598  4574  8000 
            -  Fax: + 598  4574  8012
            -  Road 50 Km. 11 - Colonia