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氨标准溶液,1336-21-6,analytical standard,1000ug/ml in water
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多氯联苯(Aroclor 1248)标样,12672-29-6,analytical standard,100ug/mL in methanol
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氟离子(F-)标准溶液,16984-48-8,500μg/ml in Water (20℃)
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水中铵离子成分分析标准物质,100μg/ml ±2% (20℃)
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金属钳合剂 溶液 A for the determination of alkaline earth in water (hardness), 1 ml
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甲酸根离子(HCOO-)标准溶液,141-53-7,1000μg/ml in Water (20℃)
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水含0.1% 三氟醋酸 for liquid chromatography LiChrosolv®
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水含0.1% 三氟醋酸 for liquid chromatography LiChrosolv®
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交联别藻蓝蛋白,≥10 mg/mL in Ammonium sulfate
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金属钳合剂 溶液 A for the determination of alkaline earth metals in water 1 ml ≙ 56 mg CaO/l using 100 ml of water Titriplex®
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