On November 10th, Inner Mongolia Zhonglian Chemical Co., Ltd.'s quote for calcium carbide is 2500 RMB/ton. The specification of calcium carbide: grade level: first-grade; gas production (20°C, 101.3 KPa) per liter/kg ≥: 280. This quote is valid for 3 days. The provider of the quote is Wuhai Zhonglian Chemical Co., Ltd.