This standard specifies the indoor evaluation method for the quality of raw materials of granular profile control agents and the performance of granular profile control agents. This standard is applicable to the indoor evaluation of the raw material quality of granular profile control agents and the performance of granular profile control agents.
SY/T 6379-1998 history
2004SY/T 5590-2004 Performance evaluation method of profile control agent
1999SY/T 6379-1998 Evaluation methods of the properties of the pranulated profile control agent
SY/T 6379-1998 Evaluation methods of the properties of the pranulated profile control agent was changed to SY/T 5590-2004 Performance evaluation method of profile control agent.