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HI3896BP Backpack Lab Soil Quality Educational Test Kit

฿25,680.00

Chemical test kit for the determination of nitrogen: colorimetric: NED phosphorus: colorimetric ascorbic acid Potassium: turbidimetric: tetraphenylborate Package Size: 25/25/25/25 tests

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฿3,959.00

The HANNA Test Kit for phosphate determines the phosphate concentration in irrigation water via checker disc.