1、Designation:D837321Standard Guide forCannabis/Hemp Flower Vaporizers1This standard is issued under the fixed designation D8373;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in parentheses indicate
2、s the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This guide is intended to define characteristics,functions,and technologies commonly present in cannabis/hemp flower vaporizers.1.2 This guide shall apply to vaporizers
3、used to consume theflowers of a cannabis plant regardless of the type of cannabisplant from which they where derived.For the sake of brevity,the term“cannabis”shall be used from now on to refer to anytype of cannabis plant(cannabis/hemp).1.3 This guide will provide clarity to the industry,government
4、,consumers and the public to understand whatdifferent features and technologies can be present in cannabisflower vaporizers1.4 This guide shall be used in conjunction with Classifica-tion D8357.1.5 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It
5、is theresponsibility of the user of this standard to establish appro-priate safety,health,and environmental practices and deter-mine the applicability of regulatory limitations prior to use.1.6 This international standard was developed in accor-dance with internationally recognized principles on sta
6、ndard-ization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D8270 Terminology Relating to CannabisD8357 Clas
7、sification for Cannabis/Hemp Flower Vaporizers3.Terminology3.1 Definitions:3.1.1 For definitions of terms used in this guide,refer toTerminology D8270 and the terms developed by SubcommitteeD37.91 on Terminology.3.2 Definitions of Terms Specific to This Standard:3.2.1 activation method,na physical,m
8、echanical,electrical,or personal means for turning on a device.3.2.1.1 DiscussionActivation methods include pushing aphysical button on a device,engaging a mechanism on adevice,sending an electrical signal from another device,ordrawing air from the device with the mouth.3.2.2 air path,nthe air intak
9、e pathway leading to the ovenor vaporization chamber.3.2.3 contact material,nany material in the device thatcomes into direct contact with the product.3.2.3.1 DiscussionThe contact surface is any boundary ofthe contact material that touches the cannabis flower.3.2.3.2 DiscussionFor example,glass ste
10、m airpaths andquartz heating sources.3.2.4 desktop,nany personal consumption device that isdesigned to rest on a stable horizontal surface while in use.3.2.5 handheld,nany personal consumption device that isexplicitly designed to be held in the users hand.3.2.6 mouthpiece,na component in the cannabi
11、s devicethat touches the end user and marks the end of the vapour path.3.2.7 oven,na chamber integrated into or along with acannabis device in which the desired material intended forvaporization is placed for heating.3.2.7.1 DiscussionIt is also known as the vaporizationchamber or the heating chambe
12、r.3.2.7.2 DiscussionFor the basis of this guide,the materialintended for vaporization is ground dried cannabis flower,ordried cannabis flower,or cannabis flower,or combinationthereof.3.2.8 other“X”,nany personal consumption device thatis not handheld or desktop.3.2.9 vapour,na substance or material
13、which has experi-enced a phase change above its boiling point and is suspendedor dispersed in the air.3.2.9.1 DiscussionFor the context of this guide,aerosoland vapour are synonymous1This guide is under the jurisdiction of ASTM Committee D37 on Cannabis andis the direct responsibility of Subcommitte
14、e D37.08 on Cannabis Devices andAppliances.Current edition approved Feb.1,2021.Published June 2021.DOI:10.1520/D8373-21.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to t
15、he standards Document Summary page onthe ASTM website.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the D
16、ecision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.13.2.9.2 DiscussionVapour(as it pertains to cannabis)is anaerosol consisting of cannabinoids in the particulate phase ofthe aerosol.The gas phase of the aerosol consists of someterpenes(the balance being in the particulate phase)as well asother minor plant constituents and thermal degradation prod-ucts produced as a result
