GB国家标准

GB/T 38408-2019.Leather-Identification-Method of microscopy.GB/T 38408规定了皮革材质的显微镜鉴别方法。GB/T 38408适用于各类皮革及其制品的材质鉴别,再生...

GB/T 38420-2019.Determination of bisphenol A migration in polycarbonate and polysulfone materials in toys- High performance liquid chroma tography-tandem mass spect rometry.GB/T 384...

GB/T 38421-2019.Fur- Detection of animal derived materia l-Qualitative real-time polymerase chain reaction ( PCR) methods.GB/T 38421规定了天然毛皮中动物源性成分定性分...

GB/T 38416-2019.Fur-Identification- Method of microscopy.GB/T 38416规定了毛皮材质的显微镜鉴别方法。GB/T 38416适用于各类毛皮及其制品的材质鉴别。GB/T ...

GB/T 38412-2019.Leather goods-General specification.GB/T 38412规定了皮革制品的技术要求、试验方法、检验规则、标志、标签、包装、运输和贮存。GB/T ...

GB/T 38424-2019.Determination of allergenic fragrances in toys-Gas chromatographic- mass spectrometry.GB/T 38424规定了玩具材料中47种致敏性芳香剂的气相色谱质谱联...

GB/T 38415-2019.Determination of tetra bromobisphenol A and hexabromocyclododecanes content in toys-High performance liquid chromatography-tandem mass spectrometry.GB/T 38415规定了...

GB/T 38009-2019.Spectacle frames- Requirement and method for the detection of nickel release.GB/T 38009规定了金属架、混合架金属件镍析出量的要求、模拟磨损方法...

GB/T 38005-2019.Spectacle lenses- F undamental requirements for uncut finished lenses.GB/T 38005规定了未割边眼镜镜片的技术要求、测试方法和标志。GB/T 38005适用...

GB/T 38004-2019/ISO 8624:2011.Spectacle frames- Measuring system and terminology.GB/T 38004界定了眼镜架的测量系统和相关术语。GB/T 38004适用于前框对称的眼镜架...