Container Class & Cleaning Procedures

ESS Containers Class

UC CLASS :

UnCertified Containers with Teflon-lined* closure attached. UC Class includes ESS Sample lable.

PC CLASS :

PRE-CLEANED CERTIFIED Containers with Teflon-lined* enclusure attached. PC Certification is provided with each case. PC Class includes with ESS sample label.

QC CLASS :

QUALITY CERTIFIED precleaned containers with Teflon® -lined closures attached are analyzed by independent, certified laboratories. QC Certification is available online. QC Class includes with ESS Sample label with printed lot number. All glass container include Teflon® -lined closures there is no requirement for Teflon® -lined on plastic containers

ESS’ cleaning procedures are based on the U.S. EPA
”Specifications and Guidance for Contaminated-Free Sample Containers

  • Procedure 1

    Container preparation includes nonphosphere detergent, washing, multiple tap water and ASTM Type I deionized water rinses, and 1:1 HNO3 (Nitric Acid) and Solvent rinses. Containers are oven-dried.

    Recommended for extractable organic,Semvolatile and Pesticide Analysis

  • Procedure 2

    Container preparation includes nonphosphere detergent, washing, multiple tap water and ASTM Type I deionized water rinses. Containers are oven-dried.

    Recommended for Purgeable volatile and organic Analysis

  • Procedure 3

    Container preparation includes nonphosphere detergent, washing, multiple tap water and ASTM Type I deionized water rinses, and 1:1 HNO3 (Nitric Acid) rinses. Containers are oven-dried.

    Recommended for Metal, Cyanide, Sulfide And Fluoride Analysis

  • Procedure 4

    Container preparation includes nonphosphere detergent, washing, multiple tap water and ASTM Type I deionized water rinses, and 1:1 H2SO4 (Sulfuric Acid) rinses. Containers are oven-dried.

    Recommended for Nitrate / Nitrate Analysis

  • LOW PARTICALE Procesure

    Container preparation to Procedure 3 with oven drying in Low Particale Enviornment. Containers are available double-bagged.

    Recommended for Low Level mercury 1631,Metals 1669 and Low particale count Applications

  • ESS Custom

    Container are prepared per customer specificatios to meet unique project needs.

    Recommended for Your Special Projects

Generic HDPE products come with F217 (pulp & vinyl) liners.