... Purity standard99% up other purity like 95%, 90%, 80%, 70% or as requested can be supplied Mesh standard8 ... 40-60, 60-80, 80-10, 80-120 meshPacking1. Kraft paper bag or pp bag of 25 kg or 22.7 ... 500g , 1000g polythene bags in carton3. 454g*25*2/carton, 454g*25/carton, 454g*50/carton, 400g*40/carton, ... /carton, 80g*200/carton, 50g*200/carton, 3g*80*25/carton, etc.4. Or as clients’ requirement 99%purity ...