Osaka Prefecture University have succeeded in producing unprecedented sodium-ion sulfide solid electrolyte using our product. The study was published in “Nature Communications”.

Introduction of research papers using our High purity anhydrous sodium sulfide.

The homepage has been redesigned.

Nagao & Co., Ltd has launched anhydrous potassium sulfide for research usage.

Sodium hydrosulfide plant at Yokkaichi petrochemical complex in Mie prefecture has been expanded to approximately 1.2 times.

Sodium hydrosulfide plant has been constructed in Kashima petrochemical complex in Ibaraki prefecture.