น้ำยาคาลิเบรท Hanna Conductivity Standard (500mL Bottle) HI7030L

HI7030L/C is a premium quality 12,880 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 HI7030L/C 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 calibration 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