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The Institute of Environmental Sciences and Technology (IEST) is a non-profit,
technical Technical may refer to: * Technical (vehicle), an improvised fighting vehicle * Technical analysis, a discipline for forecasting the future direction of prices through the study of past market data * Technical drawing, showing how something is con ...

technical
society where professionals who impact controlled environments connect, gain knowledge, receive advice, and work together to create industry best practices. The organization uniquely serves environmental test engineers, qualification engineers, cleanroom professionals, those who work in product testing and evaluation, and others who work across a variety of industries, including: acoustics, aerospace, automotive, biotechnology/bioscience, climatics, cleanroom operations/design/equipment/certification, dynamics, filtration,
food processing Food processing is the transformation of agricultural products into food Food is any substance consumed to provide nutritional Nutrition is the biochemical Biochemistry or biological chemistry, is the study of chemical processes with ...
, HVAC design, medical devices, nanotechnology, pharmaceutical, semiconductors/microelectronics, and shock/vibration. Information on
ISO 14644 ISO 14644 Standards were first formed from the US Federal Standard 209E Airborne Particulate Cleanliness Classes in Cleanrooms File:Cleanroom outside.jpg, Cleanroom from outside A cleanroom or clean room is a facility ordinarily utilized as ...
and
ISO 14698 The ISO 14698 Standards features two International Standards on contamination, biocontamination control for cleanrooms. IEST, the Secretariat and Administrator of ISO Technical Committee 209, helped develop this series of ISO 14698 Standards. *IS ...
standards can be found through this organization. Founded in 1953, the organization is headquartered in Schaumburg, Illinois. Its members are internationally recognized in the fields of
environmental tests{{noref, date=January 2021 Environmental testing is the measurement of the performance of equipment under specified environmental conditions, such as: * extremely high and low temperatures * large, swift variations in temperature * blown and settlin ...
;
contamination control Contamination control is the generic term for all activities aiming to control the existence, growth and proliferation of contamination in certain areas. Contamination control may refer to the atmosphere as well as to surfaces, to particulate matte ...
; product reliability; and
aerospace Aerospace is a term used to collectively refer to the atmosphere and outer space. Aerospace activity is very diverse, with a multitude of commercial, industrial and military applications. Aerospace engineering consists of aeronautics and astronau ...

aerospace
.


International standards

The organization is the Secretariat of ISO/TC 209: ''
cleanroom A cleanroom or clean room is an engineered space, which maintains a very low concentration of airborne particulates. It is well isolated, well-controlled from contamination, and actively cleansed. Such rooms are commonly needed for scientif ...

cleanroom
and associated controlled environments''. This committee writes the
ISO 14644 ISO 14644 Standards were first formed from the US Federal Standard 209E Airborne Particulate Cleanliness Classes in Cleanrooms File:Cleanroom outside.jpg, Cleanroom from outside A cleanroom or clean room is a facility ordinarily utilized as ...
standards. IEST is also a founding member of the
ANSI The American National Standards Institute (ANSI ) is a private non-profit organization A nonprofit organization (NPO), also known as a non-business entity, not-for-profit organization, or nonprofit institution, is a legal entity organiz ...
-accredited US TAG to ISO/TC 229 - ''
Nanotechnologies Nanotechnology, also shortened to nanotech, is the use of matter on an atom An atom is the smallest unit of ordinary matter In classical physics and general chemistry, matter is any substance that has mass and takes up space by having ...

Nanotechnologies
''. IEST has also revised such Federal Standards as FED-STD-209, MIL-STD-781,
MIL-STD-810 U.S. MIL-STD-810 is a United States Military Standard A United States defense standard, often called a military standard, "MIL-STD", "MIL-SPEC", or (informally) "MilSpecs", is used to help achieve standardization objectives by the U.S. Department ...
, and MIL-STD-1246 (now IEST-STD-1246E). The IEST also distributes to the public all
ISO 14644 ISO 14644 Standards were first formed from the US Federal Standard 209E Airborne Particulate Cleanliness Classes in Cleanrooms File:Cleanroom outside.jpg, Cleanroom from outside A cleanroom or clean room is a facility ordinarily utilized as ...
and
ISO 14698 The ISO 14698 Standards features two International Standards on contamination, biocontamination control for cleanrooms. IEST, the Secretariat and Administrator of ISO Technical Committee 209, helped develop this series of ISO 14698 Standards. *IS ...
standards.


Recommended practices

IEST publishes and disseminates up-to-date, reliable, technical information within each of its divisions known as IEST Recommended Practices. These Recommended Practices provide procedures based on peer-approved applications. These documents are then formulated by IEST Working Groups. IEST has also revised such Federal Standards as
FED-STD-209E FED-STD-209 E ''Airborne Particulate Cleanliness Classes in Cleanrooms and Cleanzones'' was a federal standard concerning classification of air cleanliness, intended for use in environments like Cleanroom, cleanrooms. The standard based its classifi ...
, MIL-STD-781,
MIL-STD-810 U.S. MIL-STD-810 is a United States Military Standard A United States defense standard, often called a military standard, "MIL-STD", "MIL-SPEC", or (informally) "MilSpecs", is used to help achieve standardization objectives by the U.S. Department ...
, and MIL-STD-1246 (now
IEST-STD-CC1246 IEST-STD-CC1246 is the latest revision of MIL-STD-1246. This all came about in 1997, the Army Missile Command commissioned the Institute of Environmental Sciences and Technology (IEST) to revise and adopt MIL-STD-1246 as an industry standard as its ...
).


Contamination control recommended practices

* IEST-RP-CC001.6: HEPA and ULPA Filters * IEST-RP-CC002.4: Unidirectional Flow Clean-Air Devices * IEST-RP-CC003.4: Garment System Considerations in Cleanrooms and Other Controlled Environments * IEST-RP-CC004.3: Evaluating Wiping Materials Used in Cleanrooms and Other Controlled Environments * IEST-RP-CC005.4: Gloves and Finger Cots Used in Cleanrooms and Other Controlled Environments * IEST-RP-CC006.3: Testing Cleanrooms * IEST-RP-CC007.3: ''Testing ULPA Filters'' * IEST-RP-CC008.2: ''High-Efficiency Gas-phase Adsorber Cells'' * IEST-RP-CC011.2: ''A Glossary of Terms and Definitions Relating to contamination control, Contamination Control'' * IEST-RP-CC012.3: ''Considerations in Cleanroom Design'' * IEST-RP-CC013.3: ''Calibration Procedures and Guidelines for Selecting Equipment Used in Testing Cleanrooms and Other Controlled Environments'' * IEST-RP-CC014.2: ''Calibration and Characterization of Optical Airborne particle counter, Particle Counters'' * IEST-RP-CC016.2: '' The Rate of Deposition of Nonvolatile Residue in Cleanrooms'' * IEST-RP-CC018.4: ''Cleanroom Housekeeping – Operating and Monitoring Procedures'' * IEST-RP-CC019.1: ''Qualifications for Organizations Engaged in the Testing and Certification of Cleanrooms and Clean-Air Devices'' * IEST-RP-CC020.2: ''Substrate (building), Substrates and Forms of Documentation in Cleanrooms'' * IEST-RP-CC021.4: ''Testing HEPA and ULPA Filter Media'' * IEST-RP-CC022.2: ''Electric Charge, Electrostatic Charge in Cleanrooms and Other Controlled Environments'' * IEST-RP-CC023.2: ''Microorganisms in Cleanrooms'' * IEST-RP-CC024.1: ''Measuring and Reporting Vibration in Microelectronics Facilities'' * IEST-RP-CC026.2: ''Cleanroom Operations'' * IEST-RP-CC027.2: ''Personnel Practices and Procedures in Cleanrooms and Controlled Environments'' * IEST-RP-CC028.1: ''Minienvironments'' * IEST-RP-CC029.1: ''Automotive Paint-Spray Applications'' * IEST-RP-CC031.3: ''Method of Characterizing Outgassed Organic compound, Organic Compounds from Cleanroom Materials and Components'' * IEST-RP-CC032.1: ''Flexible Packaging Materials for Use in Cleanrooms and Other Controlled Environments'' * IEST-RP-CC034.4: ''HEPA and ULPA Filter Leak Testing'' * IEST-G-CC035.1: '' Design Considerations for AMC Filtration Systems in Cleanrooms'' * IEST-CC036.1: ''Testing Fan Filter Units'' * IEST-RP-CC042.1: ''Sizing and Counting of Submicrometer Liquid-borne Particles Using Optical Discrete-Particle Counters'' * IEST-RP-CC044.1: ''Vacuum Cleaning Systems for Use in Cleanrooms and Other Controlled Environments'' * IEST-RP-CC046.1: ''Controlled Environments (Aerospace, Non-cleanroom)'' * IEST-RP-CC049.1: ''Controlled Environments for Regulated Industries'' * IEST-STD-CC1246: ''Product Cleanliness Levels – Applications, Requirements, and Determination''


Nanotechnology recommended practices

*IEST-RP-NANO200.1: ''Planning of Nanoscale Science and Technology Facilities: Guidelines for Design, Construction, and Start-Up'' *IEST-RP-NANO205.1: ''Nanotechnology Safety: Application of Prevention Through Design Principles to Nanotechnology Facilities''


Design, test, and evaluation recommended practices

* IEST-RP-DTE009.1: ''Vibration Shaker System Selection'' * IEST-RP-DTE011.2: ''Mechanical Shock and Vibration Transducer Selection'' * IEST-RP-DTE012.2: ''Handbook for Dynamic data acquisition, Data Acquisition and Analysis'' * IEST-RP-DTE019.1: ''Vibration Controller Selection'' * IEST-RP-DTE022.1: ''Multi-shaker Test and Control'' * IEST-RP-DTE026.1: ''Using MIL-STD-810, MIL-STD-810F, 519 Gunshot, Gunfire'' * IEST-RP-DTE032.2: ''Pyroshock Testing Techniques'' * IEST-RP-DTE040.1:; ''High-Intensity Acoustics Testing'' * IEST-RP-DTE046.1:; ''Terms Commonly Used in the Digital Analysis of Dynamic Data '' * The History and Rationale of
MIL-STD-810 U.S. MIL-STD-810 is a United States Military Standard A United States defense standard, often called a military standard, "MIL-STD", "MIL-SPEC", or (informally) "MilSpecs", is used to help achieve standardization objectives by the U.S. Department ...


Product reliability recommended practices

* IEST-RP-PR001.2: ''Management and Technical Guidelines for the Environmental stress screening, ESS Process'' * IEST-RP-PR003.1: ''Highly Accelerated Life Test, HALT and Highly accelerated stress screen, HASS''


''Journal of the IEST''

The online ''Journal of the IEST'' publishes peer-reviewed
technical Technical may refer to: * Technical (vehicle), an improvised fighting vehicle * Technical analysis, a discipline for forecasting the future direction of prices through the study of past market data * Technical drawing, showing how something is con ...

technical
papers, with a per-article fee, and free TechTalk articles related to the fields of contamination control; design, test, and evaluation; and product reliability. The online ''Journal of the IEST, Journal'' provides never-before-available access to an entire decade of technical articles and peer-reviewed technical papers on simulation, testing, Control theory, control, current research, and teaching of environmental sciences and technologies. The ''Journal of the IEST'' is the official publication of IEST, the Institute of Environmental Sciences and Technology, of archival quality with continuous publication since 1958.


References


External links

{{Official Environmental organizations based in the United States Cleanroom technology Environmental testing