Waterproof PH Pen AZ 8680/8681/8682

Merk : AZ Instrument Tipe : 8680 / 8681 / 8682 Spesifikasi : Range : 0 - 14 pH (8681/8682) 2 - 12 pH (8680) Resolution : 0,1 pH; 0,01 (8682)
ph meter







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