Formazin Standard

T-CAL® Turbidity Standards are stable Formazin standards prepared in ready-to-use concentrations to ensure accurate turbidity measurements. All concentrations are verified to meet tight quality control specifications, are EPA & ISO compliant for reporting purposes and guaranteed to save…

…has the essentials with our Orion™ AQUAfast™ AQ4500 turbidity meter accessories that include turbidity vials, primary turbidity standards, formazin turbidity standards and more. Our Orion AQUAfast AQ4500 turbidity meter has advanced features including dual light sources and potable water/wastewater…

The Exaxol turbidity standard-formazin stock with a heavy metal-free formulation comes in a glass bottle and is an ideal solution to have in chemical laboratories and research facilities. Application: For Laboratory use only 4000 NTU (Nephelometric Turbidity Units) Shake well before use

RIDADR: UN 3082 9 / PGIII

The LabChem turbidity standard is non-flammable in nature and is mainly used in laboratory and manufacturing factories. Application: For Turbidity Standard (Formazin)

The Ricca Chemical turbidity standard with a composition of 94.55% water, 4.95% hexamethylenetetramine and 0.50% hydrazine sulfate, is suitable for use as a disinfectant in water treatment process. It can be stored at a temperature of 15 to 30 degree C.

EC Number: 231-791-2 General Description This certified reference material (CRM) is produced and certified in accordance with ISO Guide 34:2009 and ISO/IEC 17025:2005. All information regarding the use of this CRM can be found on the certificate of analysis. Other Notes Values of…

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. Storage: 2-8C Other Notes: Values of analytes vary lot to lot. Some lots may not…

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. Other Notes: Values of analytes vary lot to lot. Some lots may not contain all analytes.

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. Storage: 2-8C Other Notes: Values of analytes vary lot to lot. Some lots may not…

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. Storage: 2-8C Other Notes: Values of analytes vary lot to lot. Some lots may not…

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. Storage: 2-8C Other Notes: Values of analytes vary lot to lot. Some lots may not…

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. Other Notes: Values of analytes vary lot to lot. Some lots may not contain all analytes.

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. Storage: 2-8C Other Notes: Values of analytes vary lot to lot. Some lots may not…

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. Other Notes: Values of analytes vary lot to lot. Some lots may not contain all analytes.

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. Storage: 2-8C Other Notes: Values of analytes vary lot to lot. Some lots may not…

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. Other Notes: Values of analytes vary lot to lot. Some lots may not contain all analytes.

T-CAL® Turbidity Standards are stable Formazin standards prepared in ready-to-use concentrations to ensure accurate turbidity measurements. All concentrations are verified to meet tight quality control specifications, are EPA & ISO compliant for reporting purposes and guaranteed to save…

StablCal® Turbidity Standard for all Turbidimeters. USEPA accepted for calibration purposes. StablCal® Stabilized Formazin Turbidity Standards are true Formazin dilutions developed for use in any turbidimeter.  Precise, Pre-mixed Formazin Solutions StablCal is Safe to Handle …

We recommend that YSI-certified polymer-based standards are used for best results. YSI's polymer-based standards are prepared and labeled so they are traceable to the EPA's primary standard, Formazin Polymer standards from other vendors may not be properly adjusted to meet…

…Amco Clear® turbidity standards are traceable to NIST Primary Standards on account of their consistent particle size and photometric accuracy via UV-VIS spectroscopy. Each lot is normalized to historical lots which were formulated to dilutions of ISO17034 4000 NTU Formazin. Application: For…

ProCal Primary Turbidity Standards are pre-diluted, factory certified, and ready for use with not only the HF scientific turbidimeter product line but with other manufacturer’s instrumentation. The ProCal no formazin formulation utilizes a preservative that enhances stability, yet is safe and…

ProCal Primary Turbidity Standards have been certifiedby HF Scientific for use in the Hach® 2100Q Portable Turbidimeter. No formazin is used, making the standards safer, easier to use, accurate and less expensive that the equivalent Hach® product. In addition to being approved by the EPA,…

ProCal Primary Turbidity Standards have been certified by HF Scientific for use in the Hach® 2100N Laboratory Turbidimeter. No formazin is used, making the standards safer, easier to use, accurate and less expensive that the equivalent Hach® product. In addition to being approved by the…

ProCal Primary Turbidity Standards have been certified by HF Scientific for use in the Hach® 2100AN Laboratory Turbidimeter. No formazin is used, making the standards safer, easier to use, accurate and less expensive that the equivalent Hach® product. In addition to being approved by…

Kit consists of one bottle of 40 NTU primary standard and one bottle of 400 NTU formazin. For all meters with tungsten lamp except Hach 18900, Ratio XR and Ratio 2000. Formazin must be used in 30 days.

We offer an extensive line of formazin and polymer bead turrbidity standards from 0 to 4,000 NTU. We use a proprietary blend of polymer beads to provide the stratification of sample size that best mimics natural phenomena. With our standards you can expect consistent results, backed by comprehnsive…

ProCal Primary Turbidity Standards have been certified by HF Scientific for use in the Hach® 2100P Field Turbidimeter. No formazin is used, making them safer, easier to use, accurate and less expensive that the equivalent Hach® product. In addition to being approved by the EPA,…

TEST Turbidity (AQ4500) EPA mode Turbidity (AQ4500) IR Ratio mode Thermo Electron AQ4500 serial number Instrument calibration date Formazin Concentrate (4000 NTU) lot number Formazin chec

…grab sample. Includes threaded light shield caps. Thomas No. 9591F31 Formazin Stock Solution Kit - Primary Calibration - each kit contains: 32 onces of 4000 NTU Formazin, one gallon 0.02 NTU Reference Standard, four cuvettes with indexing light shields, three pipettes and instruction manual…