-
铥 ICP 标准液 1,000 mg/l traceable to SRM from NIST Tm(NO₃)₃ in HNO₃ 2-3% 1000 mg/l Tm CertiPUR®
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色度标准溶液,500°,in10%HCl
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氯离子(Cl-)标准溶液,500μg/ml in Water (20℃)
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氯离子(Cl-)标准溶液,1000μg/ml in Water (20℃)
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亚硝酸盐标准溶液,1000ug/ml in water
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钼标准溶液,7439-98-7,100ug/ml in 1%HCl
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亚硝酸盐标准溶液,100mg/L in water
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石油类标准溶液(红外法),30.5μg/ml in Carbon tetrachloride
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乙基汞标准溶液,analytical standard,10ug/ml in Toluene
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水中铵离子成分分析标准物质,1000μg/ml ±1% (20℃)
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