Primary Opalescent Suspension for laboratory turbidimeter.
Primary Opalescent Suspension is required to conduct calibration of the turbidimeter. Ready-to-use Standard Solution has the concentration of 4000 NTU. Read safety instructions and expiration date printed on the product. Use protective equipment for safety purposes.
| Brand | Hach |
| Parameter | Turbidity |
| Concentration | 4000 NTU |
