QB/T 2707-2018.Leather-Physical and mechanical tests- Sample preparation and conditioning (ISO 2419: 2012, Leather-Physical and mechanical tests- Sample preparation and conditioning...
QB/T 5347-2018.Oral care and cleansing products- -Determination of benzoic acid、salicylic acidin、sorbic acid、phenoxyethanol in toothpastes High Performance Liquid Chromatograp...
QB/T 5346-2018.Oral care and cleansing products- Determination of folic acid in toothpaste-High performance liquid chromatography.QB/T 5346规定了牙膏中叶酸含量的测定方法...
QB/T 5353-2018.Test method of artificial leather and synthetic leather- Adhesive resistance.QB/T 5353规定了人透革和合成革及其制成品抗粘效果的2种试验方法:高温...
QB/T 5301-2018.School shoes for primary and secondary students.QB/T 5301规定了中小学生校园鞋的要求、试验方法、检验规则及标志、包装、运输、贮存。Q...
QB/T 5352-2018.Test method of artificial leather and synthetic leather- Determination of surface smoothness grade.1范围QB/T 5352规定了人造革和合成革及其制成品表面滑...
QB/T 5311-2018.Composite resin finishing agent for leather.4.5.3 结果两次平行测定结果之差不应大于其算术平均值的5%,取该算术平均值作为测定结果。...
QB/T 5308一2018.Edge-finishing agent for leather.5检验规则5.1组批以相同原料、相同工艺、一次性生产的产品为1批,按生产批次取样检验,每批取样不...
QB/T 2720-2018.Leather- Chemical tests-Determination of chromic oxide: Titration method.QB/T 2720规定了滴定法测定皮革中氧化铬(Cr2O3)含量的方法。QB/T 2720适用于氧...
QB/T 5317-2018.Footwear machines- Stitch down shaving machine.5.3.4启动机器 ,并进行常规的送料操作,调节送料速度调节装置,目测检查送料速度的变化。...