Evaluation method of microorganism-supporting charcoal and microorganism-supporting charcoal

摘要

PROBLEM TO BE SOLVED: To simply evaluate the production quality of a microorganism-bearing charcoal, the stock quality after the production, and the like. Those having a concentration of 1.9 × 10-9 ppm or more are evaluated as microorganism-bearing charcoal having a nitrification function. [Selection diagram] None