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These products cover a variety of non-spectrographic or non-chromatographic methods, including pH, conductivity and alkalinity. Single-component IC/ISE standards may also be used as wet chemical standards. High-purity sub-boiling acid and reagents used for dilution of standards and samples are also available.


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SKU: QCI-117

Total Chlorine Accuracy Check Snip™ 2.50ppm

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  • Brand NSI
  • Concentration 2.50 mg/L
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/IC Confirmation
SKU: QCI-082K

Full DMRQA Set

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  • Brand NSI
  • Certification Single: Grav. w/Analytical Confirmation
  • Raw Material >95% min; as available
SKU: QCI-081SNIP

GGA Concentrate Snips™

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  • Brand NSI
  • Concentration 300 mg/L
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
SKU: QCI-081HSNIP

GGA High Concentraton Snips™ CRM

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
SKU: QCI-036K

Full NELAC Inorganics Set

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
SKU: QCI-035K

EPA Inorganics NPW Set

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
SKU: WQC-ALK-500

Calcium Carbonate Alkalinity Standard at 1,000 µg/mL in H2O (500 mL)

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  • Brand HPS
  • Matrix H2O
  • Concentration 1,000 µg/mL
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
SKU: RB-MMA-1

Mixed Mineral Acid 2% HNO3 + 0.5% HF Reagent Blank

  • CCL
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  • Brand HPS
  • Certification Single: Gravimetric
  • Matrix 2% HNO3 + 0.5% HF
SKU: CLN-SOIL

Clean Soil Certified Reference Material

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  • Brand Spex
  • Certification Grav &/ Volumetric w/analytical confirmation
  • Raw Material >95% min; as available
SKU: QC-003SNIP

Oil and Grease Method 1664 - Recovery Standard (0.4%) Snip™

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
SKU: QC-003LSNIP

Oil and Grease Method 1664 - Recovery Standard (0.2%) Snip™

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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