چین

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(buy quartz stone， silica rock)

توضیحات :

buy quartz stone， silica rock
specification required:
SIO2 > 99.85%, FE2O3 < 60PPM, whiteness > 93.

and also please advise following:
1. Product origin; 
2. Loading port ; 
3. Product capacity, transportation capacity, monthly, weekly; 
4. CIF Ningbo port & CIF Qingdao, China
5. Ton bag packaging, container transportation; 
6. The sample is representative of the mine, and the order must be consistent with the samples ; 
7. Provided sample size: 10-15CM,6-7 pieces, can represent more than 98% of mine products, no yellow skin, impurities, no broken (clip) layer. 
8. The earliest delivery time after sample confirmation.