A highly sensitive automated technique f
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Michael W. Brown
📂
Article
📅
1973
🏛
John Wiley and Sons
🌐
English
⚖ 223 KB
## Abstract The catalytic action of nitroprusside on the phenol hypochlorite reaction has been utilised to design a more sensitive automated technique for determining ammonium nitrogen in soil extracts. The method gives reproducible results in close agreement with manual methods. Sensitivity is suc