Items

Specification

Appearance:

Almost white to pale yellow powder

Dissolvability

Dissolved in water

Total Nitrogen:

Not less than 13.5%

PH value:

4.0-7.0

Loss on drying:

Not more than 5%

Hg (mg/kg):

Not more than 1mg/kg

As (mg/kg):

Not more than 0.5mg/kg

Pb mg/kg:

Not more than 1.0mg/kg

Aerobic bacterial count:

Not more than 100/g

Fecal coliforms

Negative

Pseudomonas aeruginosa

Negative

Staphylococcus aureus

Negative

Particle size:

100% pass 80mesh sieve