ADA 18-1992由美国国家标准学会 US-ANSI 发布于 。
ADA 18-1992 的最新版本是哪一版?
最新版本是 ADA 18-1992 。
This specification applies to dental alginate impression materials used in dentistry to make impressions of teeth and tissues of the oral cavity. It specifies requirements for dental materials containing an alginate as an essential gel-forming ingredient. This specification is identical to ISO 1563: Alginate Impression Materials with minor editorial changes that strengthen this specification with respect to applications in the United States.
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