This document specifies methods for determining the deterioration of plastics due to the action of fungi and bacteria and soil microorganisms. The aim is not to determine the biodegradability of …

2024年9月23日 · INTERNATIONAL STANDARD ISO 846 Third edition 2019-03 Plastics —Evaluation of the action of microorganisms Plastiques —Évaluation de I'action desmicro …

2023年7月13日 · 内容提示： `ICS 83.080.01 CCS G31 中华人民共和国国家标准 GB/T XXXXX—202X/ISO 846:2019 塑料 微生物作用的评价 Plastics—Evalution of the action of …

This document was prepared by Technical Committee ISO/TC 61, Plastics, Subcommittee SC 6, Ageing, chemical and environmental resistance. This third edition cancels and replaces the …

Stainless steel coupons acting as negative control specimens have been introduced to provide a reference for where fungal growth occurs in the Petri dish, even though no nutrients have been …

2024年9月11日 · ISO 846 is an antimicrobial plastic testing standard that specifies the requirements for testing the resistance of plastics to microbial agents. ISO 846 ensures that …

iso 846:2019塑料 - 微生物作用评估本文件规定了确定因真菌、细菌和土壤微生物作用导致塑料劣化的方法。 目的不是确定塑料的生物降解性或天然纤维复合材料的劣化。

ISO 846 evaluates the effects and propagation of bacteria on plastic materials that are exposed to the environment. The 4 options for ISO 846 (A, B, C, and D) include tests for fungi, bacteria …

5 天之前 · iso 846:2019的标准全文信息,本文件规定了确定塑料因真菌、细菌和土壤微生物作用而变质的方法。 其目的不是确定塑料的生物降解性或天然纤维复合材料的变质。