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ISO9001:2008 certified

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Standards

pH buffers

(Certified from an accredited laboratory. 5 -year stability and easy handling)

Features:
  • Convenient 250 mL and 500 mL plastic bottle with built-in calibration compartment
  • Economical, since only about 20 mL of buffer is used per calibration
  • Actual value is determined by a DKD laboratory, accredited for pH measurement
  • First class certificate with traceability to international standards
  • Expiration date on the bottle
  • Immune to micro-organisms
pHBuffers Available as:
  • Solution, tablets, powders & concentrates
Buffers available with pH value (1.09, 1.68, 2.00, 3.06, 4.01, 5,00, 6.00, 7.00, 8.00, 9.21, 10.1, 11, 12)
pH buffers

pH buffers

Conductivity standards

(Certified from an accredited laboratory. Fulfils USP chapter 625 requirements)

Features:
  • Stable for at least 1 year (1.3 μS/cm), up to 3 years
  • Certified standards with traceable calibration from DFM
  • Expiration date on every bottle
  • First class certificate with traceability to international standards
  • Bottles can remain open for up to 60 minutes and retain the certified value.
Available standards (1.3, 5,15, 84,100, 147, 1413, 12288 μS/cm)
Conductivity Standards

Conductivity Standards

Polymer Standards

GPC Standards

GPC Standards

Wide variety of Organic and Aqueous Polymer Standards available for use in determination of molecular weights and the calibration of instrumentation

Organic GPC/SEC Standards

  • Polystyrene
  • Polymethyl Methacrylate
  • Polybutadiene
  • Poly(Iso-Butylene)
  • Polycarbonate
  • Polypropylene Glycol
  • Polyvinyl Acetate
  • Polyvinyl Chloride
  • Poly(Vinyl Butyral)
  • Polydimethylsiloxane
  • Polypropylene
  • Polyethylene
  • Polyethylene Terephthalate
  • Polybutylene Terephthalate
  • Polytetrohydrofuran
  • Cellulose Acetate
  • Cellulose Triacetate
  • Nylon
  • Polyacrylonitrile
  • Vinylidene Fluoride-hexafluoropropylene
  • Polysulfone
  • Polylactic Acid
  • Polyisoprene

Aqueous GPC/SEC Standards

  • Polyacrylic Acid - Na Salt
  • Polymethylacrylic Acid - Na Salt
  • Polyacrylamide
  • Polyethylene Glycol)
  • Polyethylene Oxide
  • Polystyrene Sulfonate - Na Salt
  • Dextran
  • Hydroxyethyl Starch
  • Hydroxyethyl Cellulose
  • Pullulan
  • Polyvinyl Alcohol
  • Hydroxypropyl Cellulose
  • Hydroxypropyl Methylcellulose
  • Carboxymethyl Cellulose - Na Salt
  • Poly (2-Vinylpyrlidine)
  • Polyvinylpyrrolidone
  • Poly (allylamine) Hydrochloride
  • Chitosan
  • Xanthan
  • Guar Gum

Atomic Spectroscopy Standards

Wide Selection of Atomic Spectroscopy Calibration Standards is available. Each solution is supplied with comprehensive Certificate of Analysis.

  • Multi Element Standards
  • Spike Sample Analysis
  • Environmental Method Sets
  • Internal Standard Solutions
  • Performance Verification Standards
  • Instrument Calibration Standards
  • Instrument Check Standards
  • SmartTune Standards
  • Wash Standards
  • Single Element Calibration Standards
  • Mixed Calibration Standards
  • Initial Calibration Verification Standards
  • Contract Required Detection Limit (CRDL)
  • Quality Control Standards
  • WaveCal Solutions
  • Interference Check Standards
  • Water Pollutant Standards

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