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Product Categories for ppb determination
Environmental Testing and Analysis Services -
(908 companies)
Environmental testing and analytical services provide testing of environmental samples such as soil, water, air, and industrial wastes or byproducts.
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Analytical Laboratory Services -
(1586 companies)
Analytical laboratory services detect, classify and/or assay chemical, material, biological, geological and environmental samples.
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Material Testing Services -
(844 companies)
Material testing services test, analyze, and certify a wide range of materials for purity, chemical compatibility, and environmental impact.
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Dimensional Measurement and Metrology Services -
(127 companies)
Dimensional measurement and metrology services use mechanical gaging, CMM measurement, non-contact imaging or other specialized methods to inspect and measure part dimensions and geometry.
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Bioanalytical Services -
(214 companies)
Bioanalytical services encompasses pharmaceutical, agricultural, biological, microbial and other life science testing and analysis.
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X-ray Diffraction Instruments -
(27 companies)
X-ray diffraction instruments are used to measure crystal structure, grain size, texture and/or residual stress of materials and compounds through interaction of the X-ray beam with a sample.
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Product and Component Testing Services -
(1378 companies)
Product and component testing services is the evaluation of a finished product or component through performance in electrical, life, environmental exposure, dynamic, ergonomic or other specialized tests. Also testing to standards such as UL 489, CE or MIL-STD 810.
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Mapping and Surveying Services -
(445 companies)
Mapping and surveying services perform all of the activities that involve the physical measurement of land areas, including field surveying and data collection operations as well as the creation of maps using existing or acquired data.
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Surface Area and Pore Size Analyzers -
(22 companies)
Surface area and pore size analyzers are used to measure surface area and pore size of a sample. Surface area helps determine such things as how solids dissolve, burn, and react with other materials; pore size is often a secondary determination of surface area analyzers
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Gas Transmitters -
(48 companies)
Gas transmitters consist of an enclosure, sensor, and electronics that convert a signal from a gas sensor into an analog output signal (typically 4-20 mA).
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Optical Apertures and Slits -
(18 companies)
Optical apertures and slits control the diameter of beams from light sources.
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Mass Spectrometers -
(85 companies)
Mass spectrometers separate ions by their mass-to-charge (m/z) ratios. They are used to identify compounds by the mass of one or more elements in the compound. They are also used to determine the isotopic composition of one or more elements in a compound.
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Gas and Air Instruments -
(714 companies)
Gas and air instruments detect, monitor or analyze gases present in an environment.
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Air Compressors -
(786 companies)
Air compressors are machines that compress air to higher than atmospheric pressures for delivery to pneumatic or robotic tools, industrial equipment, or direct-use applications.
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Volatile Organic Compounds Analyzer (VOC) -
(20 companies)
Volatile organic compound (VOC) analyzers are used to detect concentrations of heavy hydrocarbons in gas or liquid media.
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Product Announcements for ppb determination
Product Announcements: 1 - 10 of 178
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GE Analytical Instruments (formerly Ionics Instruments)
Sievers Certified TOC Vials (<10 ppb)
GE Analytical Instruments introduces its new Sievers Certified TOC Vials and Sievers Cleaning Validation Kits for pharmaceutical and biopharmaceutical applications. Reliable, economical, and scrupulously clean, the 40-mL Sievers Certified TOC Vials are certified to be below 10 ppb for use in critical applications, including USP and EP water testing and cleaning validation sampling.
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LECO Corporation
Residual and Diffusible Hydrogen Determination
Get fast, high precision residual, diffusible, and total hydrogen determinations with the DH603.
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Teledyne Instruments
Model 200EU Ultra Sensitivity NO/NO2/NOx Analyzer
The Model 200EU is a new model of analyzer based on the Model 200E Chemiluminescent Analyzer for measurement of NO/NO2/NOx. The Model 200EU offers ranges of 0-5 ppb to 0-2000 ppb, with a lower detectable limit of 50 ppt (parts per trillion). This sensitivity is coupled with improved noise and drift specifications for the most demanding ultra-low level measurements.
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B+E - Stainless Valve Company
High-Performance Valves - Demanding Applications
Stainless Valve Company has been making quality valves for over 25 years. Our company's determination is to provide our customers with the best advice, assistance and products available for some of industry's most demanding applications.
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Integrity Testing Laboratory Inc.
Contact Angle Measurement
Our advanced Contact Angle Measuring Instrument coupled with the Drop Shape Analysis software can provide our clients with the following possibilities:
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LAUDA DR. R. WOBSER GMBH & CO. KG
LAUDA Tensiometers
TD 1 C: Economical introduction into the world of tensiometry with the LAUDA Ring/plate tensiometer. TD 2: Fully automatic yet simple and precise - measuring surface and interfacial tension with the LAUDA Ring/plate tensiometer. MPT C: The handy LAUDA bubble pressure tensiometer records fast surfactants in millisecond range.
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GE Sensing
GE Sensing offers the HygroTrace Moisture Meter
Moisture measurement in low parts-per-billion measurement ranges for ultra-high purity (UHP) gases is critical to a variety of semiconductor, LCD, and other manufacturing processes.
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GFS Chemicals, Inc.
High Purity Acids
Pioneers in High Purity Acid - Manufacturing You can trust The time-tested experience of GFS Chemicals when it comes to your high purity acid needs. Why? Well, for starters, GFS began manufacturing high purity acids in 1956.
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Hach Company
G1100 Trace Oxygen Sensor
Trace oxygen monitoring in high purity water
- First luminescent sensor for process ppb level oxygen monitoring
- No chemicals, membranes or electrolyte (<5 minutes annual service)
- Fully automatic in-situ calibration
Available in the US and Canada only.
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Hach Ultra
POLYMETRON 9240 Sodium Analyzer (multi-channel)
- Sodium measurement detection limit of 0.01 ppb
- Integrated 1 to 4 channels with optimized rinsing sequence
- Automatic adjustment of the conditioning across sample pH and temperature changes
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Tools & Useful Links for ppb determination
Tools & Useful Links: 1 - 3 of 3
Engineering Web: ppb determination
1 - 10 of 1,437
Analytical, Reagents, Organic, Inorganic and more, small...
Trace Metal Acids(PPB Grade) ACS Reagent Acids
See GFS Chemicals, Inc. Profile & Catalog
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Department of Chemistry and Biochemistry Faculty/Staff Details
LIBS and REMPI. LIBS provides information on major element composition while REMPI allows molecular analysis of ppb-levels of contaminant vapors.
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Cosa Instrument Corporation
TS-100V Sulfur Analysis with detection limit as low as 20 ppb more information...
See Cosa Instrument Corporation Profile & Catalog
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LIB 4333: Determination and Confirmation of Leucomalachite...
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LIB 4334: Determination of Malachite Green and Leucomalachite...
FDA/ORA/DFS Laboratory Information Bulletin No. 4334 Page 1 of 13 Determination of Malachite Green and Leucomalachite Green in Salmon with In-Situ
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Sampling and Analytical Methods: Xylenes (o-, m-, p-isomers)...
(ppb) (µg/m3) (%) (ppb) (µg/m3) (%)
See Occupational Safety & Health Administration (OSHA) Information
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Sampling strategy and analytical methods for formaldehyde -...
Determination of the Need for Exposure Measurements
See Occupational Safety & Health Administration (OSHA) Information
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Application Automated, direct determination of halocarbons...
parts per billion (ppb). automated cold on-column inlet, and detection by a new Methods conventionally used for the determination of microvolume,
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AN10136 RB
Application 30X Increased Sensitivity in the Determination Note: 10136 of PCBs in Water and Soil by GC-ECD using Large Volume Splitless Technique
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PERCHLORATE SCREENING STUDY: LOW CONCENTRATION METHOD FOR THE...
PERCHLORATE SCREENING STUDY: LOW CONCENTRATION METHOD FOR THE DETERMINATION OF PERCHLORATE IN AQUEOUS SAMPLES USING ION SELECTIVE ELECTRODES LETTER
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