GBW13309烟度卡标准物质Standard Smokemetric tablet6片/盒GBW13310烟度卡标准物质Standard Smokemetric tablet6片/盒GBW13311烟度卡标准物质Standard Smokemetric Tablet6片/盒GBW13401钆镓石榴石反射率标准物质Gadolinium Gallium Garnet Reflectance50mm*35mm*25mmGBW13402钇铝石榴石反射率标准物质Yttrium Aluminium Garnet Reflectance50mm*35mm*25mmGBW13403兰宝石反射率标准物质Leucosapphire Reflectance50mm*35mm*25mmGBW13404K9玻璃反射率标准物质K9 Glass Reflectance50mm*35mm*25mmGBW13501水渗透管（标准气体发生源）permeation tube humidity generator支GBW13502四氧化二氮中相当水含量标准物质Water Equivalent Content in Nitrogen Tetroxide3mLGBW13503四氧化二氮中相当水含量标准物质Water Equivalent Content in Nitrogen Tetroxide3mL

GBW13302陶瓷标准色板Ceramic Plates for Colorimetry套GBW13302-7陶瓷标准色板标准物质Color Standards Certified Reference Materials铝合金盒包装，直径为50mm±2mmGBW13302-9陶瓷标准色板标准物质Color Standards Certified Reference Materials铝合金盒包装，直径为50mm±2mmGBW13303标准视觉漫透射密度片Photographic Step Tablet for Visual Diffuse Transmission Density套GBW13304标准石英吸收池Standard Quartz Cell for Spectrophotometry支GBW13305可见光区透射比标准滤光片Standard Optical Filter of Visible Range Transmissivity50mm*35mm*25mmGBW13306烟度卡标准物质Standard Smokemetric Tablet6片/盒GBW13307烟度卡标准物质Standard Smokemetric Tablet6片/盒GBW13308烟度卡标准物质Standard Smokemetric tablet6片/盒

GBW13204复合固体推进剂燃速标准物质Burning Rate CRM for Conposite Solid Propellant40gGBW13231熔点标准物质-对硝基甲苯Melting Point Certified Reference Material套(8)GBW13232熔点标准物质-萘Melting Point Certified Reference Material套(8)GBW13233熔点标准物质-苯甲酸Melting Point Certified Reference Material套(8)GBW13234熔点标准物质-1，6-己二酸Melting Point Certified Reference Material套(8)GBW13235熔点标准物质-对甲氧基苯甲酸Melting Point Certified Reference Material套(8)GBW13236熔点标准物质-蒽Melting Point Certified Reference Material套(8)GBW13237熔点标准物质-对硝基苯甲酸Melting Point Certified Reference Material套(8)GBW13238熔点标准物质-蒽醌Melting Point Certified Reference Material套(8)

GBW13112三羟甲基氨基甲烷盐酸盐pH标准物质GBW13120氯化钾电导率标准物质Potassium Chloride Electrolytic Conductivity15gGBW13121电解质电导率水溶液标准物质Aqueous electrolytic conductivity100mlGBW13122电解质电导率水溶液标准物质Aqueous electrolytic conductivity100mlGBW13123电解质电导率水溶液标准物质Aqueous electrolytic conductivity100mlGBW13124电解质电导率水溶液标准物质Aqueous electrolytic conductivity100mlGBW13150中国一级标准海水China Primary Standard Seawater220mL/瓶GBW13201苯甲酸量热标准物质Calorimetric standard-Benzoic20gGBW13202铟-热分析标准物质Thermol Analsis-Indium玻璃瓶，0.75g

GBW13102酒石酸氢钾PH标准物质pH standard-Potassium hydrogen20gGBW13103邻苯二甲酸氢钾pH标准物质pH standard-Potassium hydrogen20g/瓶GBW13104磷酸二氢钾PH标准物质pH standard-Potassium20g/瓶GBW13105磷酸氢二钠PH标准物质pH standard-Disodium hydrogen20g/瓶GBW13106硼砂PH标准物质pH standard-Sodium tetraborate20g/瓶GBW13107氢氧化钙pH标准物质pH standard-Calcium20gGBW13108柠檬酸二氢钾pH标准物质GBW13109碳酸钠pH标准物质GBW13110碳酸氢钠pH标准物质

编号Th   质量分数(10-2)Ni   质量分数(10-6)Ra   质量分数(10-2)标准值标准偏差(S)标准值不确定度标准值标准偏差(S)GBW041100.00250.00028.98×10-90.21×10-9GBW041110.00260.00022.67×10-80.05×10-8GBW041120.00110.00012.36×10-80.04×10-8GBW041130.00430.00026.41×10-80.10×10-8GBW041140.2310.0052.36×10-70.04×10-7GBW041150.03130.001416.81.93.72×10-80.09×10-8GBW041160.2020.0041.15×10-80.06×10-8

编号Na2O   质量分数(10-2)CaO   质量分数(10-2)U   质量分数(10-2)标准值不确定度标准值不确定度标准值不确定度GBW041010.5080.0130.8060.0603.290.02GBW041020.0240.0050.3800.0430.06790.0008GBW041037.220.1413.750.220.2190.002GBW041040.0240.00527.920.380.07260.0014GBW041058.530.114.860.130.4250.004GBW041060.05040.0013GBW041070.08070.0013GBW041080.00790.0002GBW041090.01170.0003

GBW11116煤中砷和磷成分分析标准物质Arsenic and Phosphorus in Coal50gGBW11117煤中砷和磷成分分析标准物质Arsenic and Phosphorus in Coal50gGBW11118煤中氯成分分析标准物质Chlorine in Coal50gGBW11119煤中氯成分分析标准物质Chlorine in Coal50gGBW11120煤中氯成分分析标准物质Chlorine in Coal50gGBW11121煤中氟成分分析标准物质Fluorine in Coal50gGBW11122煤中氟成分分析标准物质Fluorine in Coal50gGBW11123煤中氟成分分析标准物质Fluorine in Coal50gGBW11124煤灰熔融性标准物质Fusibility of Coal Ash30克GBW11125煤灰熔融性标准物质Fusibility of Coal Ash30克GBW11126煤物理特性和化学成分分析标准物质Coal50克GBW11127煤灰成分分析标准物质Composition of Coal Ash30克GBW11128煤灰成分分析标准物质Composition of Coal Ash30克GBW11129煤灰成分分析标准物质Composition of Coal Ash30克GBW11130煤灰成分分析标准物质Composition of Coal Ash30克

GBW11102煤物理特性和化学成分分析标准物质Coal50gGBW11103煤物理特性和化学成分分析标准物质Coal50gGBW11104煤物理特性和化学成分分析标准物质Coal50gGBW11105煤物理特性和化学成分分析标准物质Coal50gGBW11106冶金焦炭物理化学成分分析标准物质Metallurgy Coke90gGBW11107煤物理特性和化学成分分析标准物质Coal50gGBW11108煤物理特性和化学成分分析标准物质Coal50gGBW11109煤物理特性和化学成分分析标准物质Coal50gGBW11110煤物理特性和化学成分分析标准物质Coal50g

GBW10039异辛烷中多氯联苯溶液标准物质GBW10040三文鱼中多氯联苯标准物质7 PCBs in salmon tissue每瓶10gGBW10041金枪鱼中多氯联苯标准物质7 PCBs in tuna tissue每瓶5 gGBW10042鱼油中多氯联苯标准物质7 PCBs in salmon oil每瓶1mLGBW10043生物成分分析标准物质（大米）Certified Reference Matherials for the Chemical Composition of Biological Sample35gGBW10044生物成分分析标准物质（大米）Certified Reference Matherials for the Chemical Composition of Biological Sample35gGBW10045生物成分分析标准物质（大米）Rice from Hunan35gGBW10046生物成分分析标准物质（小麦）Certified Reference Matherials for the Chemical Composition of Biological Sample35gGBW10047生物成分分析标准物质（胡萝卜）Certified Reference Matherials for the Chemical Composition of Biological Sample35g