GroLine 1413 µS/cm Conductivity Calibration Standard Sachets (25 x 20mL) food quality refractometer Largest Diameter 8 7/8"

Largest Diameter 8 7/8"

Hanna GroLine HI981412-00 pH Dosing System - Automated pH Control for Pools

you get a faster result with no need for manual intervention or calculation

Utilizing AG+ Antibacterial fiber (Nano Silver) in our product

Complete pH Meter Starter Kit - 4 Essential Solutions for Accurate pH Testing

GroLine 1413 µS/cm Conductivity Calibration Standard Sachets (25 x 20mL) food quality refractometer Largest Diameter 8 7/8"HI70031G Premium 1413 S cm Conductivity Calibration Standard Professional grade conductivity solution designed for hydroponics, aquaponics, greenhouses, and laboratory applications. Single use sachets deliver convenience, accuracy, and portability for on the go testing. Key Features & Benefits NIST Traceable Accuracy: Standardized with potassium chloride NIST 2202 SRM in deionized water per ISO 3696 BS3978 Certificate of Analysis Included: Each lot