Good to know about Chem Service

Facts about Chem Service


Established in 1962

Supplying certified chemical
standards for 60 years


Over 10,000 products

A growing portfolio of certified
analytical reference standards


More than 95%

More than 95% of standard grade materials
have a purity of 98.0% or greater


Quality that counts

ISO 9001 registered. ISO 17025 and
17034 accredited

Chem Service


Based in West Chester, Pennsylvania, Chem Service has over 60 years of experience manufacturing and supplying high purity standard reference materials.

Chem Service supplies Over 10,000 products products including organic and inorganic reference standards for research and testing purposes, and offers a comprehensive line of analytical standards to meet  the specifications of EPA, DIN, ISO, ASTM, UST and many international methods.

Chem Service is a leader in custom synthesis and custom reference standards to meet your strict requirements.

Chem Service is accredited to ISO 17034:2016, ISO/IEC 17025:2017, and registered and certified to the ISO 9001:2015 Quality Management System for the design, development, production, distribution, and servicing of organic neat and synthetic reference materials.

Products & services

Our portfolio

  • Organic standards
  • Inorganic standards
  • Analytical standards
  • Environmental standards
  • Cannabis standards
  • Pesticide standards
  • Metabolite standards
  • Water standards
  • Organic chemicals
  • Explosive references
  • Custom synthesis
  • Custom solutions and mixtures

Working at Chem Service

Chem Service is based in West Chester, Pennsylvania. We take pride in providing industry leading customer service, offering our customers support during product selection, order processing and post sales.

Building on over 60 years of market knowledge we strive to build engagement with our associates, developing, nurturing and promoting talent.


Chem Service-Jobs