500彩票
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METTLER TOLEDO 梅特勒耐氢氟酸pH电极HF405-60-P-PA/120 订货号:原产地：瑞士特 点：反应快，测量准，精度高，使用寿命长。测试范围：1~11 pH 耐压范围：常压(约0.5 bar) 温度范围：0~80℃适用场合：含氢氟酸水质之PH值测量，如半导体、钢铁业等。
