On October 15, Ningxia Xingping Fine Chemical Co., Ltd.'s quote for calcium carbide is $2550 per ton. The specifications of the calcium carbide are: grade level: first-grade; carbon dioxide production rate (at 20°C and 101.3 KPa) per kg / L ≥: 280. The validity period of this quote is 3 days. The quote provider is: Ningxia Xingping Fine Chemical Co., Ltd.