Seaerch
TEL：0086-27-82288353
+86-13971029269
FAX：0086-27-82288295
Email: whcz_78@163.net
ADD.: Rm 1013,BLDG 3,Area C,Hankou City Plaza,Houhu Avenue,Wuhan
| Item | STANDARD |
| Loss on drying(%) | 11.5 - 12.5 |
| Residue on ignition(%) | 0.1 Max |
| Heavy Metals(ppm) | 10.0 Max |
| As(ppm) | 1.0 Max |
| Fe(ppm) | 10.0 Max |
| pH | 4.4 - 6.4 |
| State of solution(%) | 98.0 Min |
| Cl(%) | 0.02 Max |
| NH4(%) | 0.1 Max |
| SO4(%) | 0.02 Max |
