Environmental Standards Articles

  • Intelligent Manufacturing: How Robots Replace Labor

    Interview with 2018 Shenzhen High-Tech Fair IT Exhibition Some people say: "Just like a car to replace a Hummer, a computer to replace a typewriter, and the Internet to replace traditional communication, the trend of robots replacing artificial labor in industrial production is bound to come." how-robots-replace-labor Other people also said: "Robots replacing labor will generate a large number ...

  • Stainless Steel CNC Machining Service

    Stainless steel CNC machining service materials Stainless steels are often referred to as problem materials in the field of machining. Above all, the great toughness of stainless steels and their tendency to stick is causing difficulties for many users. Stainless steels, for example, are increasingly prone to build-up ...

  • James V. Aidala Quoted In Inside EPA Article “Pruitt`s Science Plan Faces Host Of Legal Hurdles; Some Doubt Promulgation”

    On May 7, 2018, James V. Aidala, Senior Government Affairs Consultant with Bergeson & Campbell, P.C. (B&C®), was quoted by Inside EPA regarding U.S. Environmental Protection Agency (EPA) Administrator Scott Pruitt’s plan to require EPA to only use publicly available material to justify regulatory decisions. Others raise concerns over the document's introduction of a host of new ...


    By Bergeson & Campbell, P.C.

  • Oil and grease in waste water

    Determination of oil and grease in waste water according to Standard Methods AWWA 5520 This Application Note describes the extraction and determination of oil and grease from waste water samples following Standard Methods 5520 part D (Soxhlet Extraction Method). “Oil and grease” is defined as any material recovered as a substance soluble in the solvent. Therefore, compounds ...


    By BÜCHI Labortechnik AG

  • Removal of chromium(III) from aqueous waste solution by liquid–liquid extraction in a circular microchannel

    A new circular microchannel device has been proposed for the removal of chromium(III) from aqueous waste solution by using kerosene as a diluent and (2-ethylhexyl) 2-ethylhexyl phosphonate as an extractant. The proposed device has several advantages such as a flexible and easily adaptable design, easy maintenance, and cheap setup without the requirement of microfabrication. To study the ...


    By IWA Publishing

  • Utilizing Restek reference standards for residual solvent testing

    Restek manufactures several different residual solvent standards.  These can be used for testing according to USP, the EP monograph, or other residual solvent assays, such as medical cannabis testing.   The calculations involved for the use of these standards has led to questions for our technical team.  This post should help provide guidance for their usage.  I’ll ...


    By Restek Corporation

  • Making a TO-15 Working Standard and the Super Standard Calculator – V2.01

    We already learned how to calibrate our TO-15 system, what our concentration units mean, and how to properly read our vacuum gauge while pressurizing samples. We are clearly going out of order here, because I have never covered how to prepare a working standard (necessary for ...


    By Restek Corporation

  • Fluorophenyl LC Phases- what you should know

     They may be called PFP, PFPP, pentafluorophenyl, fluorophenyl or F5 phases. What they all have in common is the structure shown above (the pentafluorophenyl  group) attached to the silica particles. Most modern phases contain a propyl spacer between the above group and the silica, so that the phase looks something like this: ...


    By Restek Corporation

  • Curtailing Construction’s Fatal Four – Eliminating Injuries from Electricity

    The “Fatal Four” of construction are falls, electrocutions, workers being caught in or between objects, and worker being struck by objects. In the United States, these hazards consistently account for over 50% of construction worker deaths annually. This translates into the deaths of over 899 workers on a yearly basis. In our four part blog post series, we will examine each hazard and ...


    By Intelex Technologies Inc.

  • AQMesh tracks pollution hot spots

    Location Wales (UK) Environment / location Rural, major roadside Installation Single AQMesh pod used in several locations Application Monitoring traffic emissions Objectives Having identified concerning levels of NO2 that breached ...


    By AQMesh

  • Good practice guide for miniature ETMT tests.

    Abstract: This Good Practice Guide discusses various aspects of testing miniaturised testpieces of representative engineering alloys in the NPL / Instron Electro-Thermal Mechanical Test system (ETMT). Different strain measurement techniques are reviewed including the use of electrical resistance, grip displacement and image correlation. Detailed comments are given in respective ...

  • Better tools for fast and convenient Patulin analysis

    Analytical Standards and New SupelMIP SPE Cartridges The mycotoxin patulin is often found in rotten apples. It is mostly produced by Aspergillus, Penicillium and Byssochlamys and shows a variety of short-term and long-term effects in animal studies, ranging from gastrointestinal problems and neurotoxicity to genotoxicity and teratogenicity. Therefore, many countries set limits for patulin ...


    By MilliporeSigma

  • Enhancing Your Role as a Standards Professional

    This article draws on and adds to previous articles in this series. Taken together, these articles describe how standards professionals can enhance their role and value in corporate planning and better address CEO needs. But what knowledge, skills and attributes/abilities, or KSAs, are required? How can you acquire or refine these, build your capacity to support standards work across your ...


    By ASTM International

  • Measurements of nanomaterials in environmentally‐relevant water matrices using liquid nebulization / differential mobility (LN/DMA) analysis

    A liquid nebulization‐differential mobility analysis (LN/DMA) methodology was evaluated for the measurement of the size distribution and quantitative mass concentration of nanomaterials in environmentally relevant aqueous media. The analysis time is 8 min, the method requires little routine sample preparation and less than 8 mL of sample. The method can be used for rapid, direct analysis of ...


    By John Wiley & Sons, Ltd.

  • Petro-Chemical Processor meets National Emission Standards for Hazardous Air Pollutants - Case study

    A multitude of chemical and petroleum processing facilities across the country are now faced with having to meet new National Emission Standards for Miscellaneous Organic Chemical Manufacturing. One specific NESHAP is 40 CFR part 63, subpart FFFF. A facility must be a major source of HAP emissions Process units that: Produce organic chemicals that are not subject to other MACT ...

  • Affirmative Defense is Vacated for the Cement Industry

    I wrote a blog back in February that was intended to raise the awareness level of the cement industry regarding new requirements for their MACT operations and maintenance (O&M) plans.  As part of ...


    By All4 Inc.

  • News on Food 2013, Volume 2: Simplify Sample Prep, and Increase Speed and Sensitivity

    Analytical testing is used 1) to determine nutritional value and quality and 2) to ensure food safety and security. We have developed and continue to develop, specialized products that allow food analysts to simplify sample prep, and increase speed and sensitivity for many food and beverage applications. In this second issue of “News On Food”, we will focus on our continuously ...


    By MilliporeSigma

  • Effect of gold nanoparticles and ciprofloxacin on microbial catabolism: A community‐based approach

    The effect of gold nanoparticles (AuNPs) and ciprofloxacin on the catabolism of microbial communities was assessed. This was accomplished through an ex‐situ methodology designed to give a priori knowledge on the potential for NPs, or other emerging contaminants, to affect the catabolic capabilities of microbial communities in the environment. Microbial communities from a variety of sources ...


    By John Wiley & Sons, Ltd.

  • What is sustainable air quality?

    For 40 years or more, air quality policy has been based on the paradigm of the air quality standard as a uniform criterion of acceptable environmental degradation, built on the foundations of the precautionary principle. However, developments in health science have undermined some of the underlying assumptions of this paradigm whilst technological emission controls have been offset by growing ...


    By Inderscience Publishers

Need help finding the right suppliers? Try XPRT Sourcing. Let the XPRTs do the work for you