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ISO 21389:2004
Oil of gum turpentine, Chinese (mainly from Pinus massoniana Lamb.)
ISO 21389:2004

Oil of gum turpentine, Chinese (mainly from Pinus massoniana Lamb.)

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ISO 2139:1975
Continuous mechanical handling equipment for loose bulk materials - Oscillating conveyors and shaking or reciprocating feeders with tubular trough
ISO 2139:1975

Continuous mechanical handling equipment for loose bulk materials - Oscillating conveyors and shaking or reciprocating feeders with tubular trough

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ISO 21390:2005
Oil of wintergreen, China (Gaultheria yunnanensis (Franch.) Rehd.), redistilled
ISO 21390:2005

Oil of wintergreen, China (Gaultheria yunnanensis (Franch.) Rehd.), redistilled

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ISO 21391:2019
Nuclear criticality safety - Geometrical dimensions for subcriticality control - Equipment and layout
ISO 21391:2019

Nuclear criticality safety - Geometrical dimensions for subcriticality control - Equipment and layout

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ISO 21392:2021
Cosmetics - Analytical methods - Measurement of traces of heavy metals in cosmetic finished products using ICP/MS technique
ISO 21392:2021

Cosmetics - Analytical methods - Measurement of traces of heavy metals in cosmetic finished products using ICP/MS technique

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ISO 21393:2021
Genomics informatics - Omics Markup Language (OML)
ISO 21393:2021

Genomics informatics - Omics Markup Language (OML)

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ISO 21395-1:2020
Optics and photonics - Test method for refractive index of optical glasses - Part 1: Minimum deviation method
ISO 21395-1:2020

Optics and photonics - Test method for refractive index of optical glasses - Part 1: Minimum deviation method

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ISO 21395-2:2022
Optics and photonics - Test method for refractive index of optical glasses - Part 2: V-block refractometer method
ISO 21395-2:2022

Optics and photonics - Test method for refractive index of optical glasses - Part 2: V-block refractometer method

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ISO 21398:2019
Hard coal and coke - Guidance to the inspection of mechanical sampling systems
ISO 21398:2019

Hard coal and coke - Guidance to the inspection of mechanical sampling systems

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ISO 214:1976
Documentation -- Abstracts for publications and documentation
ISO 214:1976

Documentation -- Abstracts for publications and documentation

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ISO 2140:1975
Continuous mechanical handling equipment for loose bulk materials - Apron conveyors
ISO 2140:1975

Continuous mechanical handling equipment for loose bulk materials - Apron conveyors

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ISO 21400:2018
Pulp - Determination of cellulose nanocrystal sulfur and sulfate half-ester content
ISO 21400:2018

Pulp - Determination of cellulose nanocrystal sulfur and sulfate half-ester content

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ISO 21401:2018
Tourism and related services - Sustainability management system for accommodation establishments - Requirements
ISO 21401:2018

Tourism and related services - Sustainability management system for accommodation establishments - Requirements

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ISO 21404:2020
Solid biofuels - Determination of ash melting behaviour
ISO 21404:2020

Solid biofuels - Determination of ash melting behaviour

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ISO 21406:2020
Tourism and related services - Yacht harbours - Essential requirements for luxury harbours
ISO 21406:2020

Tourism and related services - Yacht harbours - Essential requirements for luxury harbours

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ISO 21413:2005
Manual methods for the measurement of a groundwater level in a well
ISO 21413:2005

Manual methods for the measurement of a groundwater level in a well

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ISO 21415-1:2006
Wheat and wheat flour - Gluten content - Part 1: Determination of wet gluten by a manual method
ISO 21415-1:2006

Wheat and wheat flour - Gluten content - Part 1: Determination of wet gluten by a manual method

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ISO 21415-3:2006
Wheat and wheat flour - Gluten content - Part 3: Determination of dry gluten from wet gluten by an oven drying method
ISO 21415-3:2006

Wheat and wheat flour - Gluten content - Part 3: Determination of dry gluten from wet gluten by an oven drying method

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ISO 21415-4:2006
Wheat and wheat flour - Gluten content - Part 4: Determination of dry gluten from wet gluten by a rapid drying method
ISO 21415-4:2006

Wheat and wheat flour - Gluten content - Part 4: Determination of dry gluten from wet gluten by a rapid drying method

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ISO 21416:2019
Recreational diving services - Requirements and guidance on environmentally sustainable practices in recreational diving
ISO 21416:2019

Recreational diving services - Requirements and guidance on environmentally sustainable practices in recreational diving

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ISO 21417:2019
Recreational diving services - Requirements for training on environmental awareness for recreational divers
ISO 21417:2019

Recreational diving services - Requirements for training on environmental awareness for recreational divers

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ISO 21422:2018
Milk, milk products, infant formula and adult nutritionals - Determination of chloride - Potentiometric titration method
ISO 21422:2018

Milk, milk products, infant formula and adult nutritionals - Determination of chloride - Potentiometric titration method

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ISO 21424:2018
Milk, milk products, infant formula and adult nutritionals - Determination of minerals and trace elements - Inductively coupled plasma mass spectrometry (ICP-MS) method
ISO 21424:2018

Milk, milk products, infant formula and adult nutritionals - Determination of minerals and trace elements - Inductively coupled plasma mass spectrometry (ICP-MS) method

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ISO 21426:2018
Tourism and related services - Medical spas - Service requirements
ISO 21426:2018

Tourism and related services - Medical spas - Service requirements

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ISO 21427-1:2006
Water quality - Evaluation of genotoxicity by measurement of the induction of micronuclei - Part 1: Evaluation of genotoxicity using amphibian larvae
ISO 21427-1:2006

Water quality - Evaluation of genotoxicity by measurement of the induction of micronuclei - Part 1: Evaluation of genotoxicity using amphibian larvae

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