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JBL Test Kits
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JBL PO4 Refill
Our Price:
£
7.89
Phosphate Test refill
Recommended level max.: 1.0mg/l PO4.
For approx. 50 measurments
For freshwater and saltwater.
Measurment range begins as low as 0.05mg/l.
Laboratory compensation system compensates water discoloration.
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