标准编号：ISO 21563:2021
中文名称：牙科学 水胶体印模材料
英文名称：Dentistry — Hydrocolloid impression materials
发布日期：2021-08
标准范围
This document specifies the requirements and test methods for hydrocolloid impression materials. This document helps to determine whether elastic aqueous agar and alginate hydrocolloid dental impression materials, as prepared for retail marketing, are of the quality needed for their intended purposes. It also specifies requirements for labelling and instructions for use. This document does not address possible biological hazards associated with the materials. Assessment of these hazards is addressed in ISO 7405 and the ISO 10993 series.
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