GroStar GS1-E replacement pH electrode Meters & Solutions Weight: 326 lbs (148 kg)
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GroStar GS1 E replacement pH electrode Meters & Solutions Weight: 326 lbs (148 kg) Weight: 326 lbs (148 kg) Mix 1 4–1 2 tsp Description Product Details: AI58010 GroStar GS1 E replacement pH electrode