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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
地址：武汉市江岸区后湖大道汉口城市广场C区3号楼1013
网址：www.zoyochem.com
| ITEMS | STANDARDs |
| Appearance | Gray powder |
| Ca,% >= | 30 |
| P,% >= | 18 |
| Arsenic (As) PPM =< | 10 |
| Fluoride (F) % =< | 0.05 |
| Heavy metals (as Pb) PPM < | 20 |
| Lead (Pb) PPM =< | 10 |
| Cd PPM =< | 1 |
| Mercury PPM =< | 0.1 |
