Double Junction pH Probe for MW100Item # HN-HDR912
- Gel filled electrolyte solution for all pH units
- Comes with 1 meter cable
- Weighs 0.5 lbs.
- Measures 6L x 2W x 2H in.
Hydrofarm Super Coarse Perlite Growing Media
$38.99 - $43.14
$29.99 - $191.99
Roots Organics Soil
$27.86 - $33.99
Hydrofarm Light Track System
$100.34 - $104.55
Hydrofarm Jump Start 2 Foot Grow Light Kit - 24W
Natural Bamboo Stake - Pack of 25
$12.99 - $36.99
Customer Q & A
Enter your question, and one of our Customer Care experts will respond via email and also post the answer here.
Your Valid Email