共找到 277 条与 化学 相关的标准,共 19 页
Nanotechnology using muramic acid released by Staphylococcus aureus to detect the potency of silver nanoparticles
本文件描述了采用燃烧离子色谱仪测定石墨烯粉体中硫、氟、氯、溴含量的方法。 本文件适用于石墨烯粉体中硫、氟、氯、溴含量的测定。
Nanotechnologies—Determination of sulfur, fluorine, chlorine and bromine content in graphene flakes—Combustion ion chromatography method
本文件描述了采用离子色谱仪测定石墨烯粉体中水溶性阴离子含量的方法。 本文件适用于石墨烯粉体中的水溶性氟离子(F-)、氯离子(Cl-)、亚硝酸根离子(NO2 -)、溴离子(Br-)、硝酸根离子(NO3 -)、硫酸根离子(SO42-)、磷酸根离子(PO43-)的测定。其他水溶性阴离子含量的测定也可参考本文件执行。
Nanotechnologies—Determination of water-soluble anions content in graphene powder—Ion chromatography method
Nanotechnology—Determination of silver contents in biological samples-Inductively coupled plasma mass spectrometry
Nanotechnology—Determination of silver contents in biological samples—Inductively coupled plasma mass spectrometry
High purity silicon carbide—Determination of trace elements
High purity aluminium oxide—Determination of trace metal elements—Inductively coupled plasma optical emission spectrometry
"Guidance for the characterization of biological effectrelated physicochemical properties"
Nanotechnology—Silver nanomaterials—Guidance for the characterization of biological effect-related physicochemical properties
本标准规定了羊毛.羊绒、鸭绒、狼绒动物性材料中DNA成分实时获光PCR定性检验方法。 本标准适用于动物性材料中羊毛.羊绒、鸭绒、刺绒等动物源性DNA成分的鉴定。
DNA identification of wool, cashmere, duck's down, goose's down animal materials.Real-time fluorescence PCR method
Technical regulations for the construction of raccoon dog farms
Technical regulations for raccoon dog breeding
Technical regulations for breeding and management of commercial raccoon dogs
Technical regulations for breeding and management of raccoon dogs
This Technical Specification provides methodologies for the quantification of nano-object release from powdersas as result of treatment, ranging from handling to high energy dispersion, by measuring aerosols liberatedafter a defined aerosolization procedure. In addition to inform
Nanomaterials - Quantification of nano-object release from powders by generation of aerosols (ISO/TS 12025:2021); German version CEN ISO/TS 12025:2021
Management specification for rapid food safety inspection at border ports
Nanomaterials. Quantification of nano-object release from powders by generation of aerosols
Nanomaterials - Quantification of nano-object release from powders by generation of aerosols
This document specifies the terminology related to dissolved air flotation (DAF) bubble bed and its characteristics in the dissolved air flotation process.
Fine bubble technology - General principles for usage and measurement of fine bubbles - Part 4: Terminology related to microbubble beds
Surface chemical analysis -- Glow discharge optical emission spectrometry (GD-OES) -- Introduction to use
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