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High Accuracy Pocket-Size PH Tester 

Model PH-009(II) pen-type pH meter uses combined pH electrode of high sensitivity, fast response, and good repetition as probe.

With 31/2 liquid crystal digits display, the meter is reliable, stable, portable, and convenient to operate, especially for field measuring.

It is praised by home and aboard. This product has been exported in batches.

It is applicable to determine pH value of water solution in departments of medical treatment, environment protection, scientific research, college and mechanical plant etc