PH Meter with 0-14 Measurement Range
http://palmarosa.pyme.com.do/shop/ph-meter-with-0-14-measurement-range-500
http://palmarosa.pyme.com.do/web/image/product.template/500/image_1920?unique=0b865ea
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3 in 1 PH tester Water PH Meter TDS EC Temperature Meter
Con solución para calibrarlo
