GB/T 7739.1-2019金精矿化学分析方法第1部分:金量和银量的测定标准
英文:Methods for chemical analysis of gold concerntrates—Part 1:Determination of gold and silver contents GB/T 7739.1-2019...
英文:Methods for chemical analysis of gold concerntrates—Part 1:Determination of gold and silver contents GB/T 7739.1-2019...
英文: 3,4-Dichloroaniline GB/T 23673-2019介绍: 国家标准《3,4-二氯苯胺》由TC134(全国染料标准化技术委员会)归口上报及执行,主管部门为中国石油和化学工业联合会。 主要起草单位浙江林江化工股份有限...
英文:Determination of phosphorus content in fluorescent brightener products GB/T 38339-2019介绍: 国家标准《荧光增白剂产品中磷含量的测定》由TC134(...
英文:2-Naphthylamine-1,5-disulfonic acid (sulphonic Tobias acid ) GB/T 21896-2019介绍: 国家标准《2-萘胺-1,5-二磺酸(磺化吐氏酸)》由TC134(全国染料标...
英文:General design requirements of semiconductor integrate circuit for space application GB/T 38345-2019介绍: 国家标准《宇航用半导体集成...
英文:Selection and control requirements for key materials used in tantalum capacitors for space application GB/T 38346-201...
英文:Operational evaluation index system for electric power communication network GB/T 38438-2019介绍: 国家标准《电力通信网运行评估指标体系》由T...
英文:Technical requirements for anti-counterfeit via biometrics—Part 1: Face recognition GB/T 38427.1-2019介绍: 国家标准《生物特征识别防...
英文:Leather—Chemical tests—Determination of N-methyl-2-pyrrolidone(NMP) and N-ethyl-2-pyrrolidone (NEP) content GB/T 3840...
英文:Leather and fur—Chemical tests—Determination of the preservative (TCMTB, PCMC, OPP, OIT) content:Liquid chromatograph...