On September 9, Ningxia Xingping Fine Chemical Co., Ltd.'s quote for calcium carbide is 2600 yuan per ton. The specification of calcium carbide is: grade: first-grade; gas production (20°C, 101.3KPa)/(L/kg) ≥: 280. The validity period of this quote is 3 days. The provider of the quote is Ningxia Xingping Fine Chemical Co., Ltd.