On September 30, Shandong Kailong Chemical Technology Development Co., Ltd.'s quoted price for sodium dithionite is 2100 yuan per ton. The specification of sodium dithionite includes: application grade: industrial grade; main content (based on Na2S2O5), w/%, ≥: 96.5. The validity period of this quote is 3 days. The quote provider is Shandong Yushuo Chemical Co., Ltd.