Lab carousel
Tide frame
Kelp lab · Specimen ledger
Lab notes
Wave shelves · perforated field sheets
Description
HI96822 Digital Seawater Refractometer Salinity & Specific Gravity Hanna fertilizer injector Measures EC (Electrical Conductivity) in The applications include hydroponics pH probe holder 401002 Measures EC (Electrical Conductivity) in µS (micro Siemens) ISO 3696 BS3978 Certified: Manufactured to international quality standards
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