For the BK,we have the color of Pink,yellow,white,Blue,Brown,Red big crystal.
If any needs,pls contact me.
3 Application :Chemical Research
4 Packages: 1kg/Aluminum Foil Bag or As Customers' Requirement
5 Delivery Time: within 2 days after payment
6 Store: keep in dry and cool place
7 Shippment: EMS,DHL,FEDEX,UPS ETC