Title: Process for production of indicator used in pressurized steam sterilization
Application Number: 91106036 Application Date: 1991.02.10
Publication Number: 1063898 Publication Date: 1992.08.26
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C12Q1/04
Applicant(s) Name: Zhu Shaoqing Address: 113000
Inventor(s) Name:
Attorney & Agent: HOU JINGMING
Abstract:
     The present invention refers to a method for production of sterilization indicator. It comprises specified proportion of succinic andehyde, benzoic acid, and biological colouring agent with melting point of 121 minus or plus 0.5 deg.C. The melting time of the said indicator depends on the ratio of benzoic acid to succinic andehyde ranging from 8 to 18 min. The present invention has advantages of simple process, reliable sterilization indication effect, easy observation, and low cost.
Time: 5