GB/T 28117-2011.Multi-layer co-extrusion films and pouches for food packaging.GB...

国家标准2023.07.23

GB/T 28119-2011.Paper、paper board and paper products for food packaging-Terms.GB...

国家标准2023.07.23

GB/T 28121-2011.Tea bag paper of non heat seal type.1范围GB/T 28121规定了非热封型茶叶滤纸的产品分...

国家标准2023.07.23

GB/T 28191-2011.Surface active agents-Detergents- Anionic-active matter stable t...

国家标准2023.07.23

GB/T 28192-2011.Surface active agents-Detergents- Determination of anionic-activ...

国家标准2023.07.23

GB/T 26454-2011.Paper machine single layer forming fabric.8.2 包装8.2. 1无端网 应卷在三根网...

国家标准2023.07.23

GB/T 26455-2011.Paper machine multi-layer forming fabric.8.2包装.8.2.1造纸用多 层成形网应卷在...

国家标准2023.07.23

GB/T 26459-2011.Pulp, paper and board-Determination of the post color number.GB/...

国家标准2023.07.23

GB/T 26460-2011.Pulps-Determination of zero-span tensile strength,wet or dry.1范围...

国家标准2023.07.23

GB/T 26464-2011.Determination of brightness ( whiteness) for paper inorganic pig...

国家标准2023.07.23