Product Number: 2659902
IQ/OQ requires verification after calibration using a 10 NTU standard. The TL23 turbidimeters are set with the 10 NTU standard as the default for customers who require IQ/OQ. If IQ/OQ is required, the 10 NTU standard must be purchased separately (Hach PN 2659902).
*when applicable
Phase Out
Items with this label are at the end of their life cycle and may become obsolete in the future.
Obsolete
Items with this label are obsolete and unavailable through eCommerce.
If applicable, please view Replacement Product above or contact Hach Customer Service for further assistance.