PRODUCTS
RC-pH Meter-cw502
This Accurate pH2 meter has readings that show pH in whole, tenths and hundredths of a pH point with the master gardener in mind.Price: $49.95add to cart
RC-pH Test Kit
GENERAL HYDROPONICS pH TEST KIT (LIQUIDS ONLY) Range of 4.0-8.5Kit includes:
- 1 one-ounce bottle of pH Test Indicator
- 1 package of test strips
Price: $6.50add to cart
RC-PPM Meter
Parts per million (PPM) is a way of expressing percent (%) in small amounts. In hydroponics, it is used to express the quantity of one amount of material dissolved into another (salts into a volume of water). Most plants do well between 1000 and 2000 PPM (0.1% to 0.2 % of dissolved salts).Price: $64.95add to cart
