NSF/ANSI 42, 53 and 401 are the leading industry standards for filtration products and systems. Read more about the scope, testing and claims under each by downloading this insert.

2024年9月17日 · NSF/ANSI 42. NSF/ ANSI standard 42 is one of the most commonly available NSF standards today. Companies seeking an NSF 42 certification must be able to prove that their filter can greatly reduce or remove aesthetic contaminants, …

2015年5月11日 · NSF Standards provide basic criteria to promote sanitation and protection of the public health. Provisions for mechanical and electrical safety have not been included in this Standard because governmental agencies or other national standards-setting organizations provide safety requirements.

2023年6月26日 · NSF/ANSI 42-2023 revises the 2022 edition of the same American National Standard for filters that limit the aesthetic effects of drinking water treatment units. To keep the document current, this revision:

NSF/ANSI 42 Filters are certified to reduce aesthetic impurities such as chlorine and taste/odor. These can be point-of-use (under the sink, water pitcher, etc.) or point-of-entry (whole house) treatment systems.

2022年4月13日 · 11NSF/ANSI4–007e饮用水处理设备–审美效果NSF国际标准/美国国家标准NSF国际是一个独立的、不以赢利为目的的非政府组织是致力于在维护全体股东权益的同时在公共卫生和安全领域全球领先的风险管理解决方案提供者本标准会修订。 请联系NSF以确认此修订本是当前版本。 使用者可以按下述联系方式要求澄清、解释或者提交修改建议：ChairJointCommitteeonDrinkingWaterTreatmentUnitsc/oNSFInternational789NorthDixboroRoadP.O.Box130140AnnArborMichigan48113 …

It is the purpose of this Standard to establish minimum requirements for materials, design and construction, and performance of drinking water treatment systems that are designed to reduce specific aesthetic related (nonhealth effects) contaminants in public or private water supplies.

The most common certifications for filtration systems are NSF/ ANSI 42, 53 and 401, which certify that a product reduces a particular set of contaminants from drinking water. This standard establishes minimum requirements for systems designed to …

2018年7月31日 · NSF Standards provide basic criteria to promote sanitation and protection of the public health. Provisions for mechanical and electrical safety have not been included in this Standard because governmental agencies or other national standards setting organizations provide safety requirements.

NSF/ANSI 42:2019《Drinking Water Treatment Units - Aesthetic Effects》The point-of-use (POU) and point-of-entry (POE) systems addressed by this Standard are designed to be used for the reduction of specific substances that may be present in drinking water (public or private) considered to be microbiologically safe and of known quality.