Environmental Reference Materials, Inorganics, Turbidity Turbidity QC Check Standards 25 NTU #QCI-154 A formazin based CRM available as a 500mL bottle or as a case of 4 x 500mL bottles. Stable and ready to use as received. Do not freeze. read more This product is available for purchase on our new website at zeptometrix.com. Order online today or call our team at +1.800.274.5487. Catalog Number: 25 NTU Options 500 mL, 4 x 500 mL Related products Quick View Choose Options Compare Environmental Reference Materials Turbidity QC Check Standards 50 NTU #QCI-153 Quick View Add to cart Compare Environmental Reference Materials Mid-Level Solids Concentrate Reference Material #QCI-055X Quick View Add to cart Compare Environmental Wastewater Standards Low-Level Solids CRM #QCI-057 Quick View Add to cart Compare Environmental Reference Materials 6 Cation Standard – 125mL #IC-6-1
Quick View Choose Options Compare Environmental Reference Materials Turbidity QC Check Standards 50 NTU #QCI-153
Quick View Add to cart Compare Environmental Reference Materials Mid-Level Solids Concentrate Reference Material #QCI-055X