Sika Grout 300 PT ，from Sika Corp. Sika Grout 300 PT， is designed to fulfill the requirements of three different types of jobs: horizontal，Sika Grout 300 PT enhanced flow makes the product easy to use. Product Name: Sika Grout 300 PT. CAS Number: Not Established. Chemical Family: Cementitious Mortar ... Sika Grout 300 PT. 3. Hazards Identification - Continued. Inhalation Hazards. May cause nose， throat， and lung irritation. ...