The HI7030L is a high-quality 12,880 μS / cm conductivity standard prepared in a NIST traceable potassium chloride solution. Hanna conductivity solutions include a lot number and expiration date on their label and are airtight sealed for quality assurance.

• Temperature chart of the actual μS / cm value at various temperatures printed on each bottle.
• Airtight bottle with a tamper-proof seal.
• Size: 230mL.
• Standardized with a conductivity meter calibrated with NIST 2202 SRM potassium chloride in deionized water.
• Conforms to ISO 3696 / BS3978 standards.