Soda ash shipping costs can vary based on a variety of factors. Transportation costs mainly include direct costs and indirect costs. Direct costs include transportation, handling, packaging, etc., while indirect costs include management fees, sales expenses, etc.

As for the transportation mode of soda ash, water transportation has the lowest cost, followed by railway transportation, and automobile transportation cost is relatively high. Specifically, the cost of water transportation is affected by many factors such as transportation distance, oil prices, seasonal water level changes, etc. The freight may be between 30 and 120 yuan/ton.

Please note that this is general information and specific soda ash shipping costs may vary based on specific circumstances. If you need detailed information, it is recommended to consult a professional transportation company or relevant industry organization.