Turbidity 4 NTU Calibration Standard - Formazin
SIAL/TURB4 - certified reference material
Synonym: Formazin Turbidity Calibration Standard (4NTU)
Product Type: Chemical
| application(s) | environmental |
| CofA | certificate is enclosed in each package |
| concentration | in H2O |
| format | matrix material |
| grade | certified reference material |
| manufacturer/tradename | RTC TURB4-100 |
| Quality Level | 100  |
| storage temp. | 2-8°C |
| Application: | This CRM can be used to calibrate and validate all types of laboratory turbidity meters in the 4 Nephelometric Turbidity Unit (NTU). |
| Features and Benefits: | • Gravimetrically prepared standard, verified and qualified in an ISO/IEC 17025 and ISO 17034 accredited laboratory • Traceable to the SI and higher order standards from NIST • Assigned value based on a purity determination by mass balance and gravimetrically prepared value • Homogeneity assessed in accordance with ISO Guide 35 • Available in 500 mL high-density polyethylene bottle to assure safe delivery • Accompanied with a certificate of analysis (CoA) having information on the expiry date for an effective audit • Prepared using deionized water as a solvent |
| General description: | 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. |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Storage Temp. | 2-8°C |
| UNSPSC | 41116107 |