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
| ITEMS | STANDARDs |
| Appearance | White or whitelike powder |
| Assay | =>10.0% |
| Loss on Drying | =<6.0% |
| Seive Analysis | 100% through No. 20 (US) >=95% through No.30 (US) =<15% through No.100 (US) |
| Heavy Metal | =<10mg/kg |
| Arsenic | =<2mg/kg |
| Pb | =<2mg/kg |
| Cadmium | =<2mg/kg |
| Mercury | =<2mg/kg |
