Items where Author is "Coker, R.D."
aflatoxin
Bradburn, N., Coker, R.D., Jewers, K. and Tomlins, K.I. (1990) Evaluation of the ability of different concentrations of aqueous acetone, aqueous methanol and aqueous acetone: Methanol (1∶1) to extract aflatoxin from naturally contaminated maize. Chromatographia, 29 (9-10). pp. 435-440. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02261390)
Tomlins, K.I., Jewers, K. and Coker, R.D. (1989) Evaluation of non-polar bonded-phases for the clean-up of maize extracts prior to aflatoxin assay by HPTLC. Chromatographia, 27 (1-2). pp. 67-70. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02290408)
Tomlins, K.I., Jewers, K., Coker, R.D. and Nagler, M.J. (1989) A bi-directional HPTLC development method for the detection of low levels of aflatoxin in maize extracts. Chromatographia, 27 (1-2). pp. 49-52. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02290404)
aflatoxins
Coker, R.D., Jewers, K., Tomlins, K.I. and Blunden, G. (1988) Evaluation of instrumentation used for high performance thin-layer chromatography of aflatoxins. Chromatographia, 25 (10). pp. 875-880. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02311421)
bi-directional development
Bradburn, N., Coker, R.D., Jewers, K. and Tomlins, K.I. (1990) Evaluation of the ability of different concentrations of aqueous acetone, aqueous methanol and aqueous acetone: Methanol (1∶1) to extract aflatoxin from naturally contaminated maize. Chromatographia, 29 (9-10). pp. 435-440. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02261390)
Tomlins, K.I., Jewers, K., Coker, R.D. and Nagler, M.J. (1989) A bi-directional HPTLC development method for the detection of low levels of aflatoxin in maize extracts. Chromatographia, 27 (1-2). pp. 49-52. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02290404)
contamination
Coker, R.D. (1997) Mycotoxins and their control: constraints and opportunities (NRI Bulletin 73). [Working Paper]
control
Coker, R.D. (1997) Mycotoxins and their control: constraints and opportunities (NRI Bulletin 73). [Working Paper]
densitometry
Coker, R.D., Jewers, K., Tomlins, K.I. and Blunden, G. (1988) Evaluation of instrumentation used for high performance thin-layer chromatography of aflatoxins. Chromatographia, 25 (10). pp. 875-880. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02311421)
development chambers
Coker, R.D., Jewers, K., Tomlins, K.I. and Blunden, G. (1988) Evaluation of instrumentation used for high performance thin-layer chromatography of aflatoxins. Chromatographia, 25 (10). pp. 875-880. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02311421)
extraction
Bradburn, N., Coker, R.D., Jewers, K. and Tomlins, K.I. (1990) Evaluation of the ability of different concentrations of aqueous acetone, aqueous methanol and aqueous acetone: Methanol (1∶1) to extract aflatoxin from naturally contaminated maize. Chromatographia, 29 (9-10). pp. 435-440. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02261390)
fungal metabolite
Coker, R.D. (1997) Mycotoxins and their control: constraints and opportunities (NRI Bulletin 73). [Working Paper]
high performance thin layer chromatography
Tomlins, K.I., Jewers, K. and Coker, R.D. (1989) Evaluation of non-polar bonded-phases for the clean-up of maize extracts prior to aflatoxin assay by HPTLC. Chromatographia, 27 (1-2). pp. 67-70. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02290408)
maize
Bradburn, N., Coker, R.D., Jewers, K. and Tomlins, K.I. (1990) Evaluation of the ability of different concentrations of aqueous acetone, aqueous methanol and aqueous acetone: Methanol (1∶1) to extract aflatoxin from naturally contaminated maize. Chromatographia, 29 (9-10). pp. 435-440. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02261390)
mould
Coker, R.D. (1997) Mycotoxins and their control: constraints and opportunities (NRI Bulletin 73). [Working Paper]
mycotoxicology system
Coker, R.D. (1997) Mycotoxins and their control: constraints and opportunities (NRI Bulletin 73). [Working Paper]
mycotoxin
Coker, R.D. (1997) Mycotoxins and their control: constraints and opportunities (NRI Bulletin 73). [Working Paper]
non-polar bonded phase extraction cartridges
Tomlins, K.I., Jewers, K. and Coker, R.D. (1989) Evaluation of non-polar bonded-phases for the clean-up of maize extracts prior to aflatoxin assay by HPTLC. Chromatographia, 27 (1-2). pp. 67-70. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02290408)
pre-chromatographic clean-up
Tomlins, K.I., Jewers, K., Coker, R.D. and Nagler, M.J. (1989) A bi-directional HPTLC development method for the detection of low levels of aflatoxin in maize extracts. Chromatographia, 27 (1-2). pp. 49-52. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02290404)
process commodity matrix
Coker, R.D. (1997) Mycotoxins and their control: constraints and opportunities (NRI Bulletin 73). [Working Paper]
process quality management
Coker, R.D. (1997) Mycotoxins and their control: constraints and opportunities (NRI Bulletin 73). [Working Paper]
sample application
Coker, R.D., Jewers, K., Tomlins, K.I. and Blunden, G. (1988) Evaluation of instrumentation used for high performance thin-layer chromatography of aflatoxins. Chromatographia, 25 (10). pp. 875-880. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02311421)
solvents
Bradburn, N., Coker, R.D., Jewers, K. and Tomlins, K.I. (1990) Evaluation of the ability of different concentrations of aqueous acetone, aqueous methanol and aqueous acetone: Methanol (1∶1) to extract aflatoxin from naturally contaminated maize. Chromatographia, 29 (9-10). pp. 435-440. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02261390)
spoilage
Coker, R.D. (1997) Mycotoxins and their control: constraints and opportunities (NRI Bulletin 73). [Working Paper]
thin layer chromatography
Tomlins, K.I., Jewers, K., Coker, R.D. and Nagler, M.J. (1989) A bi-directional HPTLC development method for the detection of low levels of aflatoxin in maize extracts. Chromatographia, 27 (1-2). pp. 49-52. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02290404)
Coker, R.D., Jewers, K., Tomlins, K.I. and Blunden, G. (1988) Evaluation of instrumentation used for high performance thin-layer chromatography of aflatoxins. Chromatographia, 25 (10). pp. 875-880. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02311421)
thin-layer chromatography
Bradburn, N., Coker, R.D., Jewers, K. and Tomlins, K.I. (1990) Evaluation of the ability of different concentrations of aqueous acetone, aqueous methanol and aqueous acetone: Methanol (1∶1) to extract aflatoxin from naturally contaminated maize. Chromatographia, 29 (9-10). pp. 435-440. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02261390)