Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Title Standard No. Implemented On
Nanotechnologies―Determination of sulfur, fluorine, chlorine and bromine content in graphene related powder―Combustion ion chromatography methodGB/T 41067-20212022-7-1
Nanotechnologies―Determination of water-soluble anions content in graphene-related powder―Ion chromatography methodGB/T 41068-20212022-7-1
Nanotechnology -- Determination of silver contents in biological samples -- Inductively coupled plasma mass spectrometryGB/T 38261-20192020-7-1
High purity aluminium oxide—Determination of trace metal elements—Inductively coupled plasma optical emission spectrometryGB/T 37248-20182019-11-1
High purity silicon carbide—Determination of trace elementsGB/T 37254-20182019-9-1
Nanotechnology—Silver nanomaterials—Guidance for the characterization of biological effect-related physicochemical propertiesGB/T 36083-20182018-10-1
Bottle test method for the demulsification performance of crude oil demulsifiersSY/T 5281-20002000-10-1
Terms for Analytical ChemistryGB/T 14666-19931994-9-1
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