Hanna Instruments GroLine 5000 µs/cm Conductivity Standard with Certificate, 230 mL

HI7039-023 is a GroLine 5,000 µS/cm conductivity standard that is prepared against a NIST traceable potassium chloride solution and supplied with a certificate of analysis. Hanna conductivity solutions have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna's line of conductivity standards have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.

• Supplied with Certificate of Analysis
• Temperature chart of the actual µS/cm value at various temperatures printed on each bottle
• Air tight bottle with tamper-proof seal to ensure quality

HI7039-023 is a premium quality 5,000 µS/cm conductivity solution standardized with a conductivity meter that has been calibrated with potassium chloride NIST 2202 SRM (Standard Reference Material) in deionized water for analytical use in accordance with ISO 3696/BS3978. Additional equipment used in preparation of the solutions include certified weight-checked balances, Class A glassware and certified thermometers.

The HI7039-023 is supplied with Certificate of Analysis

• Product code
• Lot number
• Mean lot value
• SRMs that were used
• Manufacturing date
• Expiration date

Each bottle marked with lot number and expiration date

• Hanna conductivity standards are specially formulated to have an expiration of 5 years from manufacture for an unopened bottle.

Air tight bottle with tamper-proof seal

• Ensures quality and freshness of solution