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氯化锌标准缓冲溶液 滴定液
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锌标准溶液
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浓缩缓冲液 (potassium chloride/sodium hydroxide), traceable to SRM of NIST and PTB
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= 56 mg CaO/l (≙ 5.6 German degrees of hardness) using 100 ml of water for 1000 ml, Titrisol®
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醋酸 for 1000 ml, c(CH3COOH) = 0.1 mol/l (0.1 N) Titrisol®
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67Zn浓缩同位素稀释剂标准物质 GBW04464
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锌标准溶液,7440-66-6,100ug/ml Zn in 1%HNO3
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浓缩缓冲液 for 500 ml buffer solution, (phosphate), traceable to SRM of NIST and PTB
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锌标准缓冲溶液 滴定液 T20230
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锌标准缓冲溶液 滴定液 T24901
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