Standard No.:	YY 0271.1-2009
English Name:	Dentistry—Water-based cements—Part 1:Powder/liquid acid-base cements
Chinese Name:	牙科水基水门汀 第1部分：粉/液酸基水门汀
Chinese Classification:	C33    Stomatologic device, equipment and material
Professional Classification:	YY    Professional Standard - Pharmaceutics
ICS Classification:	11.060.10 11.060.10    Dental materials 11.060.10
Issued by:	China Food and Drug Administration
Issued on:	2009-06-16
Implemented on:	2010-12-1
Status:	superseded
Superseded by:	YY 0271.1-2016 Dentistry—Water-based cements—Part 1:Powder/liquid acid-base cements
Superseded on:	2018-6-1
Abolished on:	2018-06-01
Superseding:	YY 0271-1995 Dental water-based cements
Language:	English
File Format:	PDF
Word Count:	12000 words
Price(USD):	360.0
Delivery:	via email in 1~5 business day

YY0271的本部分规定了用作永久性固位、垫底或衬层和修复的齿科粉/液酸碱水门汀的技术要求和试验方法,同时,适用于手工调和的水基水门汀或机械调和的胶囊水基水门汀。此外,本部分按其是否预想用作粘结或封闭类水门汀、垫底或衬层类水门汀、或者修复类水门汀指出了各自性能、特性的局限性。
本部分未涉及有关齿科水门汀无生物性毒害的具体质量和数量方面的要求,但建议使用本部分的各方参阅有关潜在生物性或毒理性毒害评价的YY/T0268。