CAS No.: | 479-66-3 |
---|---|
Formula: | C14h12o8 |
EINECS: | 610-395-7 |
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ITEM |
STANDARD |
|
I |
II |
|
Appearance |
brown powder |
brown powder |
fulvic acid (dry basis) |
80.0% min |
90.0-95.0% min |
Water soluble (dry basis) |
100% |
100% |
Moisture |
10.0%max |
10.0%max |
PH |
5.0-6.0 |
5.0-6.0 |
Residue on sieve (0.5mm) |
5.0%max |
5.0%max |