A PH-INDICATOR COMPOSITION HAVING CONTROLED CHANGE OF COLOUR AND PH ON FREEZING AND A METHOD FOR THE PREPARATION THEREOF,申请号PT19770066522-传众专利搜索

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发明名称	A PH-INDICATOR COMPOSITION HAVING CONTROLED CHANGE OF COLOUR AND PH ON FREEZING AND A METHOD FOR THE PREPARATION THEREOF
摘要
申请公布号	PT66522(B)	申请公布日期	1978.10.16
申请号	PT19770066522	申请日期	1977.05.06
申请人	KOCKUMS CHEMICAL AKTIEBOLAG	发明人
分类号	G01N31/22	主分类号	G01N31/22
代理机构		代理人
主权项
地址

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