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Corrosivity (pH) Corrosivity (pH)
SKU: SQCI-012

Corrosivity (pH)

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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Drinking Water pH QC Drinking Water pH QC
SKU: QCI-083

Drinking Water pH QC

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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Full DMRQA Set Full DMRQA Set
SKU: QCI-082K

Full DMRQA Set

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  • Brand NSI
  • Certification Single: Grav. w/Analytical Confirmation
  • Raw Material >95% min; as available
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Full NELAC Inorganics Set Full NELAC Inorganics Set
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
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EPA Inorganics NPW Set EPA Inorganics NPW Set
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
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Wastewater pH CRM Wastewater pH CRM
SKU: QCI-035

Wastewater pH CRM

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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pH 9 Certified Buffer Standard, 9 SI Units in H2O (500 mL) pH 9 Certified Buffer Standard, 9 SI Units in H2O (500 mL)
SKU: PH-BUFF9-500

pH 9 Certified Buffer Standard, 9 SI Units in H2O (500 mL)

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  • Brand Spex
  • Concentration 9 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
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pH 8 Certified Buffer Standard, 8 SI Units in H2O (500 mL) pH 8 Certified Buffer Standard, 8 SI Units in H2O (500 mL)
SKU: PH-BUFF8-500

pH 8 Certified Buffer Standard, 8 SI Units in H2O (500 mL)

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  • Brand Spex
  • Concentration 8 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
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pH 7 Certified Buffer Standard, 7 SI Units in H2O (500 mL) Yellow in color pH 7 Certified Buffer Standard, 7 SI Units in H2O (500 mL) Yellow in color
SKU: PH-BUFF7-500

pH 7 Certified Buffer Standard, 7 SI Units in H2O (500 mL) Yellow in color

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  • Brand Spex
  • Concentration 7 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
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pH 6 Certified Buffer Standard, 6 SI Units in H2O (500 mL) pH 6 Certified Buffer Standard, 6 SI Units in H2O (500 mL)
SKU: PH-BUFF6-500

pH 6 Certified Buffer Standard, 6 SI Units in H2O (500 mL)

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  • Brand Spex
  • Concentration 6 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
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pH 5 Certified Buffer Standard, 5 SI Units in H2O (500 mL) pH 5 Certified Buffer Standard, 5 SI Units in H2O (500 mL)
SKU: PH-BUFF5-500

pH 5 Certified Buffer Standard, 5 SI Units in H2O (500 mL)

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  • Brand Spex
  • Concentration 5 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
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pH 4 Certified Buffer Standard, 4 SI Units in H2O (500 mL) Red in color pH 4 Certified Buffer Standard, 4 SI Units in H2O (500 mL) Red in color
SKU: PH-BUFF4-500

pH 4 Certified Buffer Standard, 4 SI Units in H2O (500 mL) Red in color

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  • Brand Spex
  • Concentration 4 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
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