NSI Lab Solutions Environmental Wastewater Solids Certified Reference Materials

Validate analytical methods and evaluate the quality of your results with certified reference materials
  • Manufactured from highest purity water and analytically verified source materials
  • Standards are traceable to SI through NIST test masses and/or SRMs
  • Supplied ready-to-use—just shake and pour!
  • Manufactured and certified under ISO 17034 accreditation
  • Meets your ISO 17025 requirements
Accuracy, homogeneity, and performance of each lot is certified in our ISO 17025 accredited laboratory by the same methods you use.
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4 variations of this product are available.

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Total Suspended Solids, Total Dissolved Solids, Total Solids Mid-Level Solids Certified Reference Material, 1 L; 4/PK
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Total Suspended Solids, Total Dissolved Solids, Total Solids High-Level Solids Certified Reference Material, 1 L; 4/PK
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Total Suspended Solids, Total Dissolved Solids, Total Solids, Volatile Suspended Solids, Fixed Suspended Solids, Fixed Dissolved Solids Low-Level Solids Certified Reference Material, 1 L; 4/PK
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Total Suspended Solids, Total Dissolved Solids, Total Solids Multi-Analyte Solids Certified Reference Material, 1 L; 4/PK
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