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DS/ISO 20244 - Soil quality – Screening method for water content – Determination by refractometry
June 25, 2018 - DS

This document specifies a method for rapid determination of water content in soils. The method is based on refractive index measurement of a sucrose solution after it is mixed with a soil sample. It is applicable to the determination of water content in geological or geotechnical research as well...

ISO 20244 - Soil quality - Screening method for water content - Determination by refractometry
June 1, 2018 - ISO

This document specifies a method for rapid determination of water content in soils. The method is based on refractive index measurement of a sucrose solution after it is mixed with a soil sample. It is applicable to the determination of water content in geological or geotechnical research as well...

ASTM D4542 - Standard Test Methods for Pore Water Extraction and Determination of the Soluble Salt Content of Soils by Refractometer
November 1, 2015 - ASTM

These test methods cover a rapid procedure for squeezing pore water from finegrained soils for the purpose of determining the amount of soluble salts present in the extracted pore water. These test methods were developed for soils having a water content equal to or greater than approximately 14 %,...

GOST 33592 - Cooling liquids. Determination of freezing point by hand-held refractometer
January 1, 2015 - GOST
A description is not available for this item.
ASTM D3321 - Standard Test Method for Use of the Refractometer for Field Test Determination of the Freezing Point of Aqueous Engine Coolants
May 1, 2013 - ASTM

This test method covers the use of a portable refractometer for determining the approximate freezing protection provided by ethylene and propylene glycol-based coolant solutions as used in engine cooling systems and special applications. NOTE 1-Some instruments have a supplementary freezing...

ASTM D542 - Standard Test Method for Index of Refraction of Transparent Organic Plastics
March 1, 2014 - ASTM

This test method covers a procedure for measuring the index of refraction of transparent organic plastic materials. A refractometer method is presented. This procedure will satisfactorily cover the range of refractive indices found for such materials. Refractive index measurements require...

ASTM C1648 - Standard Guide for Choosing a Method for Determining the Index of Refraction and Dispersion of Glass
October 1, 2012 - ASTM

This guide identifies and describes seven test methods for measuring the index of refraction of glass, with comments relevant to their uses such that an appropriate choice of method can be made. Four additional methods are mentioned by name, and brief descriptive information is given in Annex A1....

JIS T 7319 - Ophthalmic instruments-Eye refractometers
July 29, 2011 - JSA

This Standard, together with JIS T 7332, specifies requirements and test methods for eye refractometers using an objective measuring principle. This Standard takes precedence over JIS T 7332, if differences exist. NOTE: The International Standard corresponding to this Standard and the symbol...

ASTM D5006 - Standard Test Method for Measurement of Fuel System Icing Inhibitors (Ether Type) in Aviation Fuels
May 1, 2011 - ASTM

This test method covers a technique for measuring the concentration of Diethylene Glycol Monomethyl Ether (DiEGME) in aviation fuels. A measured volume of fuel, extracted with a fixed ratio of water, is tested with a suitable refractometer to determine the concentration of fuel system icing...

DS/EN ISO 10342 - Ophthalmic instruments - Eye refractometers
July 7, 2010 - DS

This International Standard, together with ISO 15004-1, specifies requirements and test methods for eye refractometers using an objective measuring principle. It is limited to the measurement of spherocylindrical refractive error. This International Standard takes precedence over ISO...

A-A-53856 - REFRACTOMETER
NPFC
A description is not available for this item.
ISO 10342 - Ophthalmic instruments - Eye refractometers
June 1, 2010 - ISO

This International Standard, together with ISO 15004-1, specifies requirements and test methods for eye refractometers using an objective measuring principle. It is limited to the measurement of spherocylindrical refractive error. This International Standard takes precedence over ISO...

GOST ISO 10342 - Eye refractometers. Technical requirements and test methods
January 1, 2011 - GOST
A description is not available for this item.
DIN EN ISO 10342 - Ophthalmic instruments - Eye refractometers (ISO 10342:2010)
November 1, 2010 - DIN
A description is not available for this item.
BS EN ISO 10342 - Ophthalmic instruments - Eye refractometers
June 30, 2010 - BSI
A description is not available for this item.
ASTM D4095 - Standard Practice for Use of the Refractometer for Determining Nonvolatile Matter (Total Solids) in Floor Polishes
September 10, 1997 - ASTM

This practice covers the use of a refractometer for determining the nonvolatile matter (total solids) in floor polishes. This practice is also applicable to resin solutions and wax emulsions used in floor polishes. This standard does not purport to address all of the safety concerns, if any,...

DS/EN ISO 489 - Plastics - Determination of refractive index
July 9, 1999 - DS

This standard specifies two test methods for determining the refractive index of plastics, namely: Method A: Refractive method for measuring the refractive index of moulded parts, cast or extruded sheet or film by means of a refractometer. Method B: Immersion method for determining the...

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