Shipment of soda ash grade B is realized:-in bulk deliveries;-in polypropylene bags (woven laminated bags, box-shaped, valve, perforated), 50 kg (+/- 2%) or 25 kg (+/- 2%);-in big-bags ~1000 kg loading rate. Shipment of soda ash grade A is realized:-in bulk deliveries;-in big-bags ~1000 kg loading rate.