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Business trends

Spiking caustic soda demand burns Japan's waterworks and papermakers

Price hits record as diapers, electric cars and Asia put pressure on supply

Salt is loaded at Asahi Glass's plant in Chiba Prefecture.

TOKYO -- Skyrocketing demand for caustic soda, a general-purpose industrial chemical, from Japan's paper diaper and electric car industries, as well as Asian markets, is provoking the fear of supply shortages.

This has sparked a scramble to ensure a stable supply among conventional users like a local waterworks bureau as well as paper, chemical and metal processors that own factories in the country.

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