Analytical Reference Standards

Crescent Chemical Co., Inc. is a producer and distributor of Environmental and Analytical Reference Standards. Our own standards laboratory, Crescent Labs, with custom standard capability, produces ultra high purity environmental standards and solutions. Products include:

  • EPA Method Mixes for 500, 600, & 8000 methods
  • Pesticides, Herbicides, & Metabolites
  • Priority Pollutant Standards
  • PCB's, Petrochemicals, Diesel Range Hydrocarbons, State Method Mixes
  • ICP, IC & AA Inorganic Standards, & Method Solutions
  • Custom Solutions



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