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浓缩缓冲液 (potassium chloride/sodium hydroxide), traceable to SRM of NIST and PTB
-
= 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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浓缩缓冲液 for 500 ml buffer solution, (phosphate), traceable to SRM of NIST and PTB
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镁离子标准溶液,1000 μg/ml in 5%HCL
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1 N硝酸 for 1000 ml, c(HNO3) = 1 mol/l (1 N) Titrisol®
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锌标准溶液,7440-66-6,1000mg/L Zn in 1%HCl
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锶标准溶液
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0.1 N氯化钠 for 1000 ml, c(NaCl) = 0.1 mol/l (0.1 N) Titrisol®
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mg CaO/l (≙ 1 German degrees of hardness) using 100 ml of water for 1000 ml Titrisol®
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