Spectrophotometric Determination of Available Phosphorus in Soil with Bromophenol Blue as an Acid-base Indicator
BACKGROUND Standard and common methods for the determination of available phosphorus in soil are usually spectrophotometry methods. Before measurement, the sample is extracted by an acid or base solution, and the pH of the extracted liquid is regulated. The existing methods include complex operation...
| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
| Published: |
Science Press, PR China
2023-01-01
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| Series: | Yankuang ceshi |
| Subjects: | |
| Online Access: | http://www.ykcs.ac.cn/en/article/doi/10.15898/j.cnki.11-2131/td.202203190056 |