GroLine 1413 µS/cm Conductivity Calibration Standard Sachets (25 x 20mL) aquarium salinity meter Eco-minded consumers reducing single-use plastic

Eco-minded consumers reducing single-use plastic bottle waste

malolactic fermentation timing

Households wanting to remove chlorine taste and odor

Compatible with Milwaukee EC59 and EC60 PRO Testers

reduces sample waste

GroLine 1413 µS/cm Conductivity Calibration Standard Sachets (25 x 20mL) aquarium salinity meter Eco-minded consumers reducing single-use plasticHI70031G 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