Backpack Lab Marine Science Educational Test Kit - HI3899BP


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Using titration, colorimetry, and direct measurement, the HI3899BP Backpack Lab for marine science is designed for educators and environmental science students with lessons, activities, and test kits related to parameters evaluated in marine science. Real-world examples help students understand the relevance of nutrients and physical characteristics of our oceans./p>

  • Laminated field test procedures
  • Lab activity worksheets
  • Backpack carrying case for easy transport


Tests for:

  • Acidity
  • Alkalinity
  • Ammonia
  • Carbon Dioxide
  • Dissolved Oxygen
  • Nitrite
  • Nitrate
  • Phosphate
  • Salinity
  • Specific Gravity
  • Turbidity (Secchi disk)
  • pH
  • EC
  • TDS
  • Temperature

Includes the HI98129 Combo Tester for pH, conductivity (EC), total dissolved solids (TDS), and temperature measurements

Replacement reagents available and can be ordered separately

Comprehensive teacher’s manual with information about each parameter, classroom activities and detailed field-testing procedures

More Information
Product Name Backpack Lab Marine Science Educational Test Kit - HI3899BP
Dangerous Good This product is considered hazardous to ship and is subject to extra handling fees.
Quote Required No
pH Range 0.00 to 14.00 pH
pH Resolution 0.01 pH
pH Accuracy ±0.05 pH
pH Calibration automatic, one or two-point with two sets of standard buffers (pH 4.01 / 7.01 / 10.01 or 4.01 / 6.86 / 9.18)
EC Range 0 to 3999 µS/cm
EC Resolution 1 μS/cm
EC Accuracy ±2% F.S.
EC Calibration automatic, one point at 1413 µS/cm
TDS Range 0 to 2000 mg/L
TDS Resolution 1 mg/L
TDS Accuracy ±2% F.S.
TDS Calibration automatic, one point at 1382 mg/L (ppm)
Dissolved Oxygen Measurement Type titration
Dissolved Oxygen Range 0.0 to 10.0 mg/L O₂
Dissolved Oxygen Resolution 0.1 mg/L
Dissolved Oxygen Measurement Method modified Winkler
Dissolved Oxygen Number of Test 110
Temperature Range 0.0 to 60.0°C / 32.0 to 140.0°F
Temperature Resolution 0.1°C / 0.1°F
Temperature Accuracy ±0.5°C / 1°F
Acidity Measurement Type titration
Acidity Range 0 to 100 mg/L CaCO₃; 0 to 500 mg/L CaCO₃
Acidity Resolution 1 mg/L ; 5 mg/L
Acidity Method methyl orange / phenolphthalein
Acidity Number of Tests 110
Alkalinity Measurement Type titration
Alkalinity Range 0 to 100 mg/L CaCO₃; 0 to 300 mg/L CaCO₃
Alkalinity Resolution 1 mg/L ; 3 mg/L
Alkalinity Method phenolphthalein / bromophenol blue
Alkalinity Number of Test 110
Ammonia Measurement Type titration
Ammonia Range 0.0 to 2.5 mg/L NH₃-N
Ammonia Resolution 0.5 mg/L
Ammonia Method colorimetric
Ammonia Number of Tests 110
Carbon Dioxide Measurement Type titration
Carbon Dioxide Range 0.0 to 10.0 mg/L CO₂; 0.0 to 50.0 mg/L CO₂; 0 to 100 mg/L CO₂
Carbon Dioxide Resolution 0.1 mg/L ; 0.5 mg/L ; 1 mg/L
Carbon Dioxide Method phenolphthalein
Carbon Dioxide Number of Tests 110
Nitrate Measurement Type colorimetric
Nitrate Range 0 to 50 mg/L NO₃⁻-N
Nitrate Resolution 10 mg/L
Nitrate Method cadmium reduction
Nitrate Number of Tests 100
Nitrite Measurement Type colorimetric
Nitrite Range 0.0 to 1.0 mg/L NO₂⁻-N
Nitrite Resolution 0.2 mg/L
Nitrite Method chromotropic acid
Nitrite Number of Tests 100
Phosphate Measurement Type colorimetric
Phosphate Range 0 to 5 mg/L PO₄³⁻
Phosphate Resolution 1 mg/L
Phosphate Method ascorbic acid
Phosphate Number of Test 50
Salinity Measurement Type titration
Salinity Range 0.0 to 40.0 g/kg
Salinity Resolution 0.4 g/kg
Salinity Method mercuric nitrate
Salinity Number of Tests 110
Ordering Information HI3899BP Backpack Lab includes acidity test kit, alkalinity test kit, carbon dioxide test kit, ammonia test kit, dissolved oxygen test kit, nitrate test kit, nitrite test kit, phosphate test kit, salinity test kit, secchi disc, hydrometer, HI98129 Combo pH/EC/TDS/temperature tester, set of 6 field test procedures, teacher’s resource CD, teacher’s guide, and backpack.
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