Project
|
Index
|
Appearance
|
The black solid powder
|
The pH value
|
7~9
|
Moisture %
|
≤15
|
The content of potassium,%
|
≥8.0
|
The base of the stem of humic acid,%
|
≥40.0
|
Sieve residue,%
|
≤10.0
|
Reducing rate of the relative expansion core,%
|
≥ 50.0
|