An improved analytical protocol for the routine spectrophotometric determination of exchangeable aluminum in soil extracts with xylenol orange

Communications in Soil Science and Plant Analysis

Volumn 31, Issue 11-14, 2000, Pages 2027-2037

  Coscione, Aline Renée ^a   de Andrade, João Carlos ^a   van Raij, Bernardo ^b   de Abreu, Monica Ferreira ^c  

^a UNIVERSITY OF CAMPINAS   (Brazil)

^b EMBRAPA CERRADOS   (Brazil)

^c INSTITUTO AGRONÔMICO   (Brazil)

Author keywords

[No Author keywords available]

Indexed keywords

AMMONIUM CHLORIDE; POTASSIUM CHLORIDE; UNCLASSIFIED DRUG; XYLENE; XYLENOL ORANGE;

ANALYTIC METHOD; BRAZIL; CONFERENCE PAPER; DIAGNOSTIC VALUE; LABORATORY TEST; SAMPLING; SOIL POLLUTION; SPECTROPHOTOMETRY;

EID: 0033804824     PISSN: 00103624     EISSN: None     Source Type: Journal    
DOI: 10.1080/00103620009370560     Document Type: Article

References (20)

1. Aluminum
2. The quantification of aqueous aluminum
3. Thioglycollic acid as an inhibitor for iron in the colorimetric determination of aluminum by means of Aluminon
4. Revisiting titration procedures for the determination of exchangeable acidity and exchangeable aluminum in soils
5. Semi-automated determination of aluminum with xylenol orange
6. The absorptiometric determination of aluminum in water. A comparison of some chromogenic reagents and the development of an improved method
7. New direct spectrophotometric determination of aluminum in steel, spelter and iron ores
8. The use of ascorbic acid to eliminate interference from iron in the Aluminon method for determining aluminum in plant and soil extracts
9. The determination of Al in soil, ash and plant material using eriochrome cyanine RA
10. Aluminum
11. Photometric determination of trace metals - Part IIa
12. The spectrophotometric determination of aluminum with xylenol orange
13. Spectrophotometric determination of aluminum in soil extracts with xylenol orange
14. Comparison of four chromogenic reagents for the flow-injection determination of aluminum in water
15. Soil exchangeable cations and aluminum measured by ammonium chloride, potassium chloride and ammonium acetate
16. Ammonium nitrate as extractant for soil exchangeable cations, exchangeable acidity and aluminum
17. Photometric determination of aluminum by means of xylenol orange
18. Increasing the accuracy of the photometric determination of aluminum by means of xylenol orange by measuring the absorbance at the isobestic point
19. Soil aluminum toxicity and plant growth
20. Determination of exchangeable hydrogen in soils by a titration method