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SN T 4571-2016 Determination of the biobased content in plastics meterials and articles Liquid scintillation counting method《塑料及其制品中生物基含量的测定 液体闪烁计数器法》.pdf
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SN T 4570-2016 Determination of chlorine and bromine content in petroleum and related products Wavelength-dispersive X-ray fluorescence spectrometry《石油及石油产品中氯和溴.pdf
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SN T 4569-2016 Determination of methanol ethanol 1-propanol 2-propanol 1-butanol isobutanol tert-butanol and 2-butanol in biodiesel Gas chromatography《生物柴油中甲醇、乙.pdf
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SN T 3529-2013 Determination of 2 4-diaminophenol 2 3-diaminophenol and 2 4-diaminoanisole in hair dyes for import and export《进出口染发剂中2 4-二氨基苯酚、 2 3-二氨基苯酚和2 4-二氨.pdf
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SN T 3528-2013 Determination of sulfite and bisulfite in cosmetics for import and export Ion chromatographic method《进出口化妆品中亚硫酸盐和亚硫酸氢盐类的测定 离子色谱法》.pdf
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SN T 3527-2013 Chemicals Embryotoxicity test Post-implantation embryo culture method《化学品 胚胎毒性测试 植入后大鼠全胚胎培养法》.pdf
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SN T 3526-2013 Chemicals Validation basic requirements of alternative methods for in vitro toxicological testing《化学品 体外毒性试验替代方法验证的基本要求》.pdf
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SN T 3525-2013 Determination of styrene in adhesives used in buiding for import and export Gas chromatography-mass spectrometry《进出口建筑用粘接剂中苯乙烯的测定 气相色谱-质谱法》.pdf
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SN 218 642-1985 PipesTypes of flanges 1) nominal-pressure and r nge of nominal sizesGeneral table《管道 浇注铸铁管和阀门上的铸铁法兰 A2 ND100,NW 225至700》.pdf
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SN 218 345 1-1981 Gas cylinder valvesYoke type valve connection without pins for filling pressures ≤ 200 barPart 2 Connection for acetylene《体育及体操器械》.pdf
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