ProCal for Hach 2100AN

ProCal Primary Turbidity Standards for use with the Hach® 2100AN Laboratory Turbidimeter

  • Factory certified by HF scientific for use in the Hach® 2100AN Laboratory Turbidimeter
  • No formazin formula
  • Biodegradable
  • Custom NTU values and quantities available

Select options below to identify the UPC, Order Code, and Repair Kit for a specific ProCal for Hach 2100AN

Approval/Certification Information

For product-specific approval information, please refer to the product’s specification sheet (see literature section above) or ask a Watts representative. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:


ASSE CSA FM Approvals NSF
UL ULC USC WQA