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GB/T 31816-2015 Water treatment chemicals―Determination of the molecular weight and molecular weight distribution of polymers―Gel filtration chromatography $160.00 via email in 1~3 business day valid
GB/T 32006-2015 Evaluation of photothermal effect of gold nanorods $200.00 via email in 1~2 business day valid
GB/T 32055-2015 Microbeam analysis―Electron probe microanalysis―Methods for elemental-mapping analysis using wavelengthdispersive spectroscopy $120.00 via email in 1~3 business day valid
GB/T 32871-2016 Characterization of single-wall carbon nanotubes. Raman spectroscopy $220.00 via email in 1~3 business day valid
GB/T 33249-2016 Nanotechnology--Quantification of gold nanorods in living cells--Extinction spectroscopy $220.00 via email in 1~3 business day valid
GB/T 33893-2017 Determination of perfluorooctane sulfonates(PFOS) and perfluorooctanoic acid(PFOA) for separation membranes―Liquid chromatography-tandem mass spectrometry method $78.00 via email in 1~3 business day valid
GB/T 34059-2017 Nanotechnology--Nanobiological effects of nanomaterials--NMR-based metabolomics $310.00 via email in 1~2 business day valid
GB/T 36065-2018 Nanotechnologies—Analysis of amorphous carbon, ash and volatile of carbon nanotubes—Thermogravimetry $280.00 via email in 1~3 business day valid
GB/T 36085-2018 Nanotechnologies—Guidance for developing representative test materials consisting of nano-objects in dry powder form $160.00 via email in 1~3 business day valid
GB/T 36086-2018 Nanotechnology—Determination of contact angles of nanopowders—Washburn dynamic pressure method $250.00 via email in 1~2 business day valid
GB/T 36791-2018 Determination of bromine in organic flame retardant—Oxygen bomb combustion-ion selective electrode method $100.00 via email in 1~3 business day valid
GB/T 37156-2018 Nanotechnologies—Materials specifications—Guidance on specifying nano-objects $250.00 via email in 1~3 business day valid
GB/T 37225-2018 Nanotechnology—Characterization of multiwall carbon nanotube in aqueous solution—Extinction spectroscopy $220.00 via email in 1~2 business day valid
GB/T 37248-2018 High purity aluminium oxide—Determination of trace metal elements—Inductively coupled plasma optical emission spectrometry $160.00 via email in 1~3 business day valid
GB/T 37254-2018 High purity silicon carbide—Determination of trace elements $140.00 via email in 1~3 business day valid
GB/T 37560-2019 Flame retardant chemicals—Determination of melamine and cyanuric acid in melamine cyanurate $80.00 via email in 1~3 business day valid
GB/T 37664.1-2019 Nanomanufacturing—Key control characteristics—Luminescent nanomaterials—Part 1:Quantum efficiency $370.00 via email in 1~5 business day valid
GB/T 38056-2019 Determination of hydrogen sulfide and hydrogen polysulfide in liquid sulphur—Fourier transform infrared spectroscopy $100.00 via email in 1~3 business day valid
GB/T 39114-2020 Nanotechnologies—Characterization of single-wall carbon nanotubes using ultraviolet-visible-near infrared (UV-Vis-NIR) absorption spectroscopy $315.00 via email in 1~5 business day valid
GB/T 39261-2020 Nanotechnologies-Guidance on physico-chemical characterization of engineered nanoscale materials for toxicologic assessment $495.00 via email in 1~5 business day valid
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