国家标准物质-标准物质实验室【北京华研】
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NBS 22-0.25 μL oil in silver tube, batch of 50oil in silver tube, batch of 50 oil in silver tube, batch of 50 0.25μL
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NBS 22-0.15 μL oil in silver tube, batch of 50oil in silver tube, batch of 50 oil in silver tube, batch of 50 0.15μL
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VSMOW (original reference water) Water, 5 mL in glass ampouleWater, 5 mL in glass ampoule Water, 5 mL in glass ampoule 5mL
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NBS 22a vacuum oil, regularvacuum oil, regular vacuum oil, regular 1mL
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GFLES-Set Set of 4 ampoules; 1 each of GFLES-1 through GFLES-4Set of 4 ampoules; 1 each of GFLES-1 through GFLES-4 Set of 4 ampoules; 1 each of GFLES-1 through GFLES-4 20mL
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GFLES-4 water enriched in 2Hwater enriched in 2H water enriched in 2H 5mL
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GFLES-3 water enriched in 2Hwater enriched in 2H water enriched in 2H 5mL
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GFLES-2 water enriched in 2Hwater enriched in 2H water enriched in 2H 5mL
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GFLES-1 water enriched in 2Hwater enriched in 2H water enriched in 2H 5mL
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USGS91 rice flour from tropical Vietnamrice flour from tropical Vietnam rice flour from tropical Vietnam 0.5g
标准物质实验室 · 京ICP备19035853号-1