NSI Solutions
NSI Solutions was founded in 1982 to operate reference materials program for the USEPA, and today, they continue to manufacture and certify reference materials, reagents and proficiency testing samples for applications ranging from classical water chemistry and microbiology to solid and hazardous waste analysis.
- - Custom Solutions (Organic and Inorganic)
- - Extraction Spiking Solutions for Environmental Analyses (Snip™)*
- - Spiking Solutions for Environmental Analyses
- - 8000 Series Method Standards
- - 500 Series Method Standards
- - 600 Series Method Standards
- - Underground Storage Tank Monitoring Standards
- - Inorganic and Microbiological Standards for Environmental Testing
Custom Solutions are available in standard amber ampoules and can be purchased individually or in batches. Minimum order for custom mixes is 5 x 1mL. For custom solutions, please contact your local sales representative.
Accreditations
ISO/IEC 17043:2010 Accredited Proficiency Testing Provider
ISO Guide 34:2009 Accredited Reference Material Producer
ISO/IEC 17025:2005 Accredited Laboratory - Chemical Testing
ISO 9001:2008 Quality Management System
Downloads
Organic, Inorganic, and Microbiological Reference Materials & CRMs
Custom Solution Request Form
Spiking Standards for Semi-Volatiles
Certified Reference Materials for TSS,
TDS, and TS in Water
Certified Reference Materials for BOD Analysis
CRMs for Semi-Volatile Analysis by GC/MS
Microbiology Proficiency Testing for Drinking Water Laboratories
Microbiology Proficiency Testing for Wastewater Laboratories
Reference Materials For Residual and Free Chlorine Analysis In Single Use Teflon® Snips
Certified Reference Materials for Microbiological Analysis of Water and Wastewater
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Item No. NS-PEI-018KFull WS Inorganics Kit,18 Samples
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Item No. NS-PEI-020K
Total WS Inorganics Kit,12 Samples
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Item No. NS-PEI-026
NPW - Demand,PE Sample (2 x 21 mL)
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Item No. NS-PEI-029
NPW - Oil & Grease,PE Sample (2 x 3.2mL)
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Item No. NS-PEI-031NPW - Amenable & Total Cyanide,PE Sample (2 x 21 mL)
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Item No. NS-PEI-032
NPW - Total Phenolics,PE Sample (2 x 5 mL)
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Item No. NS-PEI-033
NPW - Total Residual Chlorine,PE Sample (2 x 2.2 mL)
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Item No. NS-PEI-034
NPW - Trace Metals,PE Sample (2 x 21 mL Set)
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Item No. NS-PEI-035
NPW - pH,PE Sample (2 x 250 mL)
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Item No. NS-PEI-037K
EPA Inorganics NPW Set,14 Stds (2 Each)
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Item No. NS-PEI-041
Inorganics - PE Sample (WS),2 x 500 mL
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Item No. NS-PEI-073
Silica - PE Sample (WS),2 Bottles
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Item No. NS-PEI-079
NPW - Residue,PE Sample (2 x 500 mL)
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Item No. NS-PEI-082K
DMRQA Set,2 each
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Item No. NS-PEI-083
pH - PE Sample (WS),250 mL
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Item No. NS-PEI-083K
DMRQA Set 1
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Item No. NS-PEI-084K
DMRQA Set 2
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Item No. NS-PEI-085
UV254 Absorbance - PE Sample (WS),21 mL
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Item No. NS-PEI-085K
DMRQA Set 3
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Item No. NS-PEI-086
NPW Sulfide - PE Sample ,10.5 mL
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Item No. NS-PEI-087
NPW - Mercury,PE Sample (2 x 21 mL)
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Item No. NS-PEI-088
Mercury - PE Sample (WS),2 Amps each
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Item No. NS-PEI-091
MBA's - PE Sample (WS),2 Amps
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Item No. NS-PEI-092
NPW - Turbidity,PE Sample (2 Bottles)
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Item No. NS-PEI-095
NPW - Hexavalent Chromium,PE Sample (2 x 10.5 mL)