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Nitrate (as NO3-N), Irrigation water and soil, Range: (water: 0-50 mg/L)(soil: 0-60 mg/L) Method: colorimetric, 100 tests ea. 0 ₫ 0.0 VND	Ammonia Test Kit for Fresh Water Replacement Reagents (100 tests) 0 ₫ 0.0 VND	Ammonia Test Kit for Fresh Water with Checker Disc 0 ₫ 0.0 VND	Iron HR, phenantroline colorimetric method, Reagent kit for 100 tests (Fe) 0 ₫ 0.0 VND
Iron (Fe+2 & Fe+3), Range: (0.0-10.0 mg/L) Method: checker disc, 100 tests 0 ₫ 0.0 VND	Iron MR, phenantroline colorimetric method, Reagent kit for 100 tests (Fe) 0 ₫ 0.0 VND	Iron (Fe+2 & Fe+3), Range: (0.0-5.0 mg/L) Method: checker disc, 100 tests 0 ₫ 0.0 VND	Iron LR, phenantroline colorimetric method, Reagent kit for 100 tests (Fe) 0 ₫ 0.0 VND
Iron (Fe+2 & Fe+3), Range: (0.00-1.00 mg/L) Method: checker disc, 100 tests 0 ₫ 0.0 VND	Hardness, total, EDTA method, Reagent kit for 100 test 0 ₫ 0.0 VND	Hardness (as CaCO3)Total, Range: (0-30 gpg) Method: titration, 100 tests 0 ₫ 0.0 VND	Chlorine, total, extended range, iodometric method, Reagent kit for 100 tests (total chlorine) 0 ₫ 0.0 VND
Chlorine (as Cl₂, total), Range: (10-200 mg/L) Method: titration, 100 tests 0 ₫ 0.0 VND	Total Chlorine High Range Test Kit Replacement Reagents (100 tests) 0 ₫ 0.0 VND	Total Chlorine High Range Test Kit 0 ₫ 0.0 VND	Chlorine, free and total, LR / MR / HR, DPD colorimetric method, Reagent kit for 200 tests (free and total Cl) 0 ₫ 0.0 VND
Chlorine (as Cl₂, free & total), Range: (0.00-0.70 mg/L)(0.0-3.5 mg/L)(0.0-10.0 mg/L) Method: checker disc, 200 tests 0 ₫ 0.0 VND	Chlorine, free, LR / MR, DPD colorimetric method, Reagent kit for 200 tests (free chlorine) 0 ₫ 0.0 VND	Chlorine (as Cl₂, free), Range: (0.00-0.70mg/L)(0.0-3.5mg/L) Method: checker disc, 200 tests 0 ₫ 0.0 VND	Chlorine, free and total, LR / MR, DPD colorimetric method, Reagent kit for 200 tests (free and total Cl) 0 ₫ 0.0 VND

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