Hanna HI710007 Shockproof Rubber Boot - Blue Protective Case for Professional pH Meters DO calibration solution 02 pH and ±2% F

02 pH and ±2% F

✅ 1x NuvoH2O Manor Duo Replacement Cartridge — CitraCharge® salt-free softening media

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1 resolution and two-point calibration

Compatibility: Frontier Flow water bottle (perfect fit and connectivity)

Hanna HI710007 Shockproof Rubber Boot - Blue Protective Case for Professional pH Meters DO calibration solution 02 pH and ±2% FHanna HI710007 Shockproof Rubber Boot Professional pH Meter Protection Shield your valuable Hanna Professional Series pH meter from drops, impacts, and daily wear with the HI710007 Shockproof Rubber Boot in Blue. This precision engineered protective case is designed specifically for Hanna's professional grade instruments, ensuring your investment stays protected in demanding lab and field environments. Key Benefits Shockproof Protection: Absorbs