BVV™ Ethanol Dehydration Sieve Beads Type 3A - 4LB plant-support Replacement sensor for Oakton Waterproof

Replacement sensor for Oakton Waterproof Multiparameter TestrTM 35-series Pocket Meters (OK3542500 and OK3542505)

Nontoxic and safe for workers

the fixture can be kept just inches away from the seeds (or humidity dome)

MERV 8 furnace air conditioning filters are comparable to HVAC filters with the rating of MPR 800

BVV™ Ethanol Dehydration Sieve Beads Type 3A - 4LB plant-support Replacement sensor for Oakton WaterproofIndicating Molecular Sieve Beads TYPE 4A (Blue) Description: 4A Blue Indicating Molecular Sieve is a porous, high capacity alkali metal aluminosilicate compound. Like non indicating 4A molecular sieve, our blue indicating 4A molecular sieve has 4 Angstrom sized pore openings that allow to adsorb all molecules adsorbed by 3A, molecular sieve, plus larger molecules like aromatic and branched chain hydrocarbons. Handling & Storage Recommendations: Store