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Supplier: Waters Corporation
Description: Quality standards and reagents you require, provided for your convenienceWaters understands that standards and reagents are a vital component for achieving optimal performance and compliance using analytical instrumentation. The technical and regulatory requirements for
- Enhancers, Modifiers & Specialty Additives: Carrier Solvent / Oil, Extender (Bulking Agent / Diluent), Reference / Chemical Standard
- Form: Liquid / Solution
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Supplier: Restek
Description: Ready to use for QuEChERS extractions—no dilutions necessary. Support for GC and HPLC with MS, MS/MS, and selective detectors. Pesticide analysis is fast and simple using QuEChERS methods. Use these cost-effective QuEChERS standards for even greater lab
- Applications: Other
- Form: Liquid / Solution
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Supplier: Chem Service, Inc.
Description: Chem Service, Inc. produces high purity chemicals for use as reference materials and for other laboratory purposes. More than 95% of their Standards Grade materials have a certified purity of 98.0% or greater and do not require purity corrections when preparing solutions for use
- Applications: Other
- Features: Inorganic Chemical / Salt, Other
- Form: Powder
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Supplier: Cole-Parmer
Description: • Laboratory accuracy in the field • 2.0 ppm Chlorine reference standards • 188-mL bottle Standard to calibrate your HF scientific chlorine pocket colorimeter.
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Supplier: Chem Service, Inc.
Description: Chem Service, Inc. produces high purity chemicals for use as reference materials and for other laboratory purposes. More than 95% of their Standards Grade materials have a certified purity of 98.0% or greater and do not require purity corrections when preparing solutions for use
- Applications: Other
- Features: Organic Chemical / Polymer, Anionic, Cationic, Other
- Form: Powder
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Supplier: Restek
Description: Concentration calculated as the aldehyde/ketone.
- Applications: Other
- Form: Liquid / Solution
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Supplier: Restek
Description: Reference Standard
- Applications: Other
- Form: Liquid / Solution
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Supplier: Restek
Description: Restek offers a full line of certified reference materials
- Applications: Other
- Form: Liquid / Solution
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Supplier: Chem Service, Inc.
Description: Chem Service, Inc. produces high purity chemicals for use as reference materials and for other laboratory purposes. More than 95% of their Standards Grade materials have a certified purity of 98.0% or greater and do not require purity corrections when preparing solutions for use
- Applications: Other
- Features: Organic Chemical / Polymer
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Supplier: Cole-Parmer
Description: • High quality powder reagents for exceptaonal accuracy, repeatablilty, and stability • US-EPA approved DPD method Use secondary standards kit to verify performance of colorimeters for chlorine (free and total), bromine, ozone, and chlorine dioxide. Kit contains one blank and three color
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Supplier: Cole-Parmer
Description: • NIST-traceable reference materials include a calibration report from an ISO Guide 34 and ISO 17025 accredited laboratory for the highest accuracy available! Each bottle includes a NIST-traceable calibration report supplied by the manufacturer and information from batch testing. Also
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Supplier: Cole-Parmer
Description: • NIST-traceable reference materials include a calibration report from an ISO Guide 34 and ISO 17025 accredited laboratory for the highest accuracy available! Each bottle includes a NIST-traceable calibration report supplied by the manufacturer and information from batch testing. Also
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Supplier: Chem Service, Inc.
Description: Chem Service, Inc. produces high purity chemicals for use as reference materials and for other laboratory purposes. More than 95% of their Standards Grade materials have a certified purity of 98.0% or greater and do not require purity corrections when preparing solutions for use
- Applications: Other
- Features: Organic Chemical / Polymer, Other
- Form: Liquid / Solution
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Supplier: GFS Chemicals, Inc.
Description: ITEM#:8311 CAS#: F.W.: NFPA#: Specific Gravity: 1.000 DOT:NR Descriptions: NIST Traceable, non-toxic reference material for the visible spectrophotometer. Full visible scan reported with a typical absorbance at 600 nm in
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Supplier: GFS Chemicals, Inc.
Description: ITEM#:8316 CAS#: F.W.: NFPA#: Specific Gravity: 1.000 DOT:NR Descriptions: NIST Traceable, non-toxic reference material for the visible spectrophotometer. Full visible scan reported with a typical absorbance at 600 nm in
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Analytical and Chemical Standards - IN-SPEC® UV STANDARD # 5 PHOTOMETRIC ACCURACY REFERENCE STANDARDSupplier: GFS Chemicals, Inc.
Description: ITEM#:8305 CAS#: F.W.: NFPA#: Specific Gravity: 1.000 DOT:NR Descriptions: NIST Traceable, non-toxic reference material for the UV spectrophotometer. Full UV scan reported with a typical absorbance at 300 nm in 10 mm
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Analytical and Chemical Standards - IN-SPEC® UV STANDARD # 4 PHOTOMETRIC ACCURACY REFERENCE STANDARDSupplier: GFS Chemicals, Inc.
Description: ITEM#:8304 CAS#: F.W.: NFPA#: Specific Gravity: 1.000 DOT:NR Descriptions: NIST Traceable, non-toxic reference material for the UV spectrophotometer. Full UV scan reported with a typical absorbance at 300 nm in 10 mm
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Description: ISO 15796:2005 specifies generic methods for detecting and correcting bias (systematic errors) of analytical procedures for the analysis of gases, using reference gas mixtures or reference analytical procedures, as well as for estimating the correction uncertainty. The
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Supplier: ASTM International
Description: 1.1 This guide covers methods that graphically display chemical analyses of multiple ground-water samples, discrete values and also those reduced to comprehensive summaries or parameters. Details required by the investigator to fully use the methods are found in the listed references.
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Supplier: CSA Group
Description: ISO 15796:2005 specifies generic methods for detecting and correcting bias (systematic errors) of analytical procedures for the analysis of gases, using reference gas mixtures or reference analytical procedures, as well as for estimating the correction uncertainty. The
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Supplier: Myron L Company
Description: All Myron L® handheld instruments are factory calibrated with NIST traceable Standard Solutions having specific conductivity/ppm values. Myron L® Company Standard Solutions are made under strictly controlled conditions using reagent grade salts. These salts are
- Form: Liquid / Solution
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Description: Cefmetazole (USP grade powder) chemical reference substance Background: Cefmetazole is a cephalosporin antibiotic, usually grouped with the second-generation cephalosporins.
- Form: Powder, Bulk Solid / Granules
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Supplier: NACE International
Description: of a water sample is described in the analytical procedures cited in the reference section of this document. If techniques are employed to analyze for the individual species of iron, the final report must indicate the form of iron being reported. If only the typical total acid soluble
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Supplier: Emerson Automation Solutions – Rosemount
Description: . DOUBLE JUNCTION REFERENCE CELL provides longer life in applications where poisoning ions are present. CERAMIC BODY AND HIGH TEMPERATURE CABLE permits autoclave sterilization up to 130°C. FITS STANDARD INSERTION HARDWARE for convenient replacement
- Body Material: Glass
- Electrode Configuration: Combination
- Features: Temperature Compensated
- Junction Type: Double Junction
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Supplier: Emerson Automation Solutions – Rosemount
Description: . Once the sensor is removed from the ball valve it can easily be buffer checked or its disposable sensor tube replaced. The 385 pH sensor comes standard with a triple junction gel filled reference cell. The peripheral ceramic liquid junction around the base of the glass electrode
- Body Material: Epoxy or Polymer
- Electrode Configuration: Combination
- Features: Temperature Compensated, Measures pH, Submersible / Water Resistant
- Junction Type: Other
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substances’ chemical and structural properties. Principle of Gas Chromatography We’ve discussed the working principles of gas chromatography at length, but the basics are worth recapping with specific reference to analytical chemistry. Gas chromatographs are most (read more)
Browse Datasheets for Environics, Inc. -
Are you preparing to take the NCEES PE Control System Engineer examination? Review essential topics in process control systems with the Control Systems Engineering Exam Reference Manual: A Practical Study Guide, now in its fourth edition. This comprehensive manual helps to prepare the (read more)
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The need for chemical analytics is omnipresent in the defense and security sector. Safe operation of vehicles, aircraft, and ships must always be ensured, thereby guaranteeing operational capability. The same applies to the safety of soldiers. If the right parameters are considered and the analytical norms and standards are met, then an important step has already been taken towards this end. (read more)
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-cell structure resists water absorption and does not swell or split, but protection and finishing help preserve life outdoors. Are ASTM standards accepted across industries? Absolutely. Industries such as aerospace, nuclear transport, marine, and construction reference ASTM (read more)
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the most critical for a standard. The spring rate difference would show up in a slightly different reference-free height. If we wanted to keep the free height the same as the standard, the working height would differ for the same load. One of the more important things to consider is avoiding (read more)
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precise, traceable gas calibration. Accurate analytical results depend on how well gas analyzers, sensors, and monitoring instruments are verified against known calibration standards. To achieve this, analytical laboratories and industrial operators employ controlled gas sources that provide consistent (read more)
Browse Permeation Instruments Datasheets for Environics, Inc. -
gas calibration. Accurate analytical results depend on how well gas analyzers, sensors, and monitoring instruments are verified against known calibration standards. To achieve this, analytical laboratories and industrial operators employ controlled gas sources that provide consistent, quantifiable (read more)
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PPE offers a full range of sealing solutions for pharmaceutical and bio-analytical industries where both mechanical and chemical properties are crucial, and hygienic sealing capability is critical. PPE's grades of medical rubber have been specially developed to produce medical seals which (read more)
Browse O-rings Datasheets for Precision Polymer Engineering Ltd. -
automated sampling to reduce human-induced contamination. 4. Reference Standard Accuracy Challenge: Producing reliable calibration standards around ultralow concentrations demands maintaining purity and stability at trace levels, a task that poses (read more)
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intended to be placed in the mouth. It also includes Annex ZA (Informative) on the relationship between the standard and the essential requirements of Directive 2009/48/EC. This document cites UNE-EN ISO 3696:1996 as a necessary reference standard, which specifies the requirements for analyzing inorganic chemicals. It addresses the measurement of pH and conductivity, the measurement of absorbance, etc. (read more)
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Characteristic volatile components of Japanese sour citrus fruits: Yuzu, Sudachi and Kabosu
Analytical reference standard chemicals for identification were purchased from Tokyo Chemical Industry Co., Ltd (Tokyo, Japan), Wako Pure Chemical Industries, Ltd (Osaka, Japan) and Sigma– Aldrich Japan, Inc. (Tokyo, Japan).
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High‐performance liquid chromatography/tandem mass spectrometry for the quantitative analysis of a novel taxane derivative (BAY59‐8862) in biological samples a...
EXPERIMENTAL Reagents and chemicals Analytical reference standards of BAY59-8862 (lot.
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A coulometric iodimetric procedure for measuring the purity of lewisite.
A new analytical method for the determination of the purity of CASARM Lewisite samples ( Chemical Agent Standard Analytical Reference Materials) has been developed and tested.
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Composition standard reference materials for toxic chemicals and their degradation products in assurance of measurement uniformity during chemical weapons dest...
We demonstrate the importance of creating a bank of reference standards for analytical chemical safety monitoring in the field of chemical disarmament.
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Influence of mixture addition of multi antioxidant on storage stability of biodiesel fuel (technical paper)
) Used the 7 9 4 type made of BA TA and measured by method performed the standard in Japanese oily chemical meeting standard fat analytical testing method.
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Influence of mixture addition of multi antioxidant on storage stability of biodiesel fuel
) Used the 7 9 4 type made of Siba TA and measured by method performed the standard in Japanese oily chemical meeting standard fat analytical testing method.