The Mississippi Lime PetroCal™ O Calcium Oxide family of products is pulverized and designed to meet the exacting requirements of the petroleum additives industry. 

The PetroCal™ O Calcium Oxide products are manufactured at our plant in Ste. Genevieve, MO:

• PetroCal™ OS is designed for high performance petroleum and lubricant additive applications.  PetroCal OS™ is a high purity, slow reactive product required in tightly controlled petrochemical processes.
• PetroCal™ OF is designed for high performance petroleum and lubricant additive applications.  PetroCal OF™ is a high purity, small particle size for fast reactions in demanding petrochemical processes.

All products are available to be shipped via rail or truck.  Special packaging and/or bulk bags can be accommodated through our packaging partners.