国家标准物质-标准物质实验室【北京华研】
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USGS58 muscovitemuscovite muscovite 0.5g
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USGS57 biotitebiotite biotite 0.5g
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USGS56 South African red ivorywood powderSouth African red ivorywood powder South African red ivorywood powder 0.5g
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USGS55 Mexican ziricote wood powderMexican ziricote wood powder Mexican ziricote wood powder 0.5g
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USGS54 Canadian lodgepole pine wood powderCanadian lodgepole pine wood powder Canadian lodgepole pine wood powder 0.5g
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USGS53 Case of 32 ampoules having 5 mL of Lake Shala Distilled Water per ampouleCase of 32 ampoules having 5 mL of Lake Shala Distilled Water per ampoule Case of 32 ampoules having 5 mL of Lake Shala Distilled Water per ampoule 160mL
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USGS52 Nitrous oxide in 6-mm glass tubeNitrous oxide in 6-mm glass tube Nitrous oxide in 6-mm glass tube 200μmol
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USGS51 Nitrous oxide in 6-mm glass tubeNitrous oxide in 6-mm glass tube Nitrous oxide in 6-mm glass tube 200μmol
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USGS50 Case of 144 ampoules having 5 mL of Lake Kyoga Water per ampouleCase of 144 ampoules having 5 mL of Lake Kyoga Water per ampoule Case of 144 ampoules having 5 mL of Lake Kyoga Water per ampoule 720mL
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USGS50 Set of 16 ampoules having 5 mL of Lake Kyoga Water per ampouleSet of 16 ampoules having 5 mL of Lake Kyoga Water per ampoule Set of 16 ampoules having 5 mL of Lake Kyoga Water per ampoule 80mL
标准物质实验室 · 京ICP备19035853号-1