JBL ProAqua Test Lab Marin is a small aquaristik labor in the comfortable suit-case. The suit-case contains reagents, which enable 14 different water tests beside accessories and work plate.Content:+ pH 3.0 - 10.0 for the measuring of the pH level in the range between 3.0 and 10.0+ pH 6.0 - 7.6 for the measuring of the pH level in the range between 6.0 and 7.6+ pH 7.4 - 9.0 for the measuring of the pH level in the range between 7.4 and 9.0+ CO2 tables+ GTH for the measuring of the total hardness+ GCH for the measuring of the carbonate hardness+ phosphate PO4+ nitrite NO2+ nitrate NO3+ iron Fe+ SiO2 Silikate+ O2 Oxygen+ CU copperJBL ProAqua Test Lab Marinwaterproof plastic case containing incl. 29 reagents, 12 glass vials, 2 plastic cuvettes, 2 syringes, 3 measuring spoons, thermometer, pen, report sheets and analysis sheet, as well as comprehensive instructions. Laboratory comparator system takes into account self-colour that water may have. Each test is available as refill pack.