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ＰＨＪ—２型酸度计检定仪简介制造计量器具许可证号：（９０）量制川字０００００１０５ＰＨＪ—２型酸度计检定仪是集酸度计、离子计的计量检定与离子活度测量于一体的智能化检、测两用仪器。１９９２年１２月２５日经国家技术监督局组织的专家鉴定：“ＰＨＪ—２型酸度...
PHJ-2-type acidometer tester Introduction Measuring instrument manufacturing license number: (90) Volume Sichuan word 00000105PHJ-2-type acidimeter tester is a collection of acidity meter, ion meter measurement and ion activity measurement in one of the smart Chemical inspection, testing dual-use equipment. December 25, 1992 by the State Bureau of Technical Supervision experts identified: "PHJ-2-type acidity ...