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+86-13971029269
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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
| ITEM | STANDARD |
| Appearance | White powder |
| Assay (%) | >=95.0 |
| Water insolubel matter (%) | =< 0.2 |
| pH (1% Solution, 25℃) | 9.2- 11.1 |
| P2O5 (%) | >=47 |
| Fluorid (F) | =< 10 ppm |
| Iron (Fe) | =< 10ppm |
| Arsenic (As) | =< 3ppm |
| Lead (Pb) | =< 10ppm |
| Mercury | =< 1ppm |
| Heavy Metal (as Pb) | =< 15ppm |
