Soil pH and Moisture tester DM-15    

This meter will give you accurate readings of the pH in your soil and with the press of a button it will let you know how moist your soil is to help prevent you from over watering. An excellent gardening accessory for those gardeners that tend to over water and those that want to keep a close eye on their pH level. - pH Range : 3-8 pH - pH ... more

Soil pH & Moisture Tester DM-5    

Features: Being of electric generation system with the earth, no chemical, distlled water, and or electric power source such as storage battery, etc is needed. Measuring is most simple, the desired pH index being shown by merely inserting the meter into soil. The quantity of lime to be applied is readily ... more

Thermoreactors

Thermoreactors, also known as dry thermostats, are necessary for carrying out chemical digestions, e.g. for COD, total nitrogen, total phosphorus. They ensure that the digestion is carried out completely, as they maintain the necessary ... more