产品代码 product code: PS100

采用单一的被认证的天然石英矿为原料制得。总杂质含量控制在20ppm以内。

Using one fixed stable quality natural mine，which was certificated by customer. The total impurities less than 20ppm.

Al	Fe	k	Na	Ca	Li	Ti
<13	<1	<1	<1	<1	<1	<2.5