-
BNCC333565 水中锑/介质:2.0 mol/L HCl (2.0摩尔/升盐酸)
-
Potassium phosphate buffer,0.1mol/L,pH6.0
-
NIM-RM5225 水中锑 / 介质:4.5mol/L H2SO4(4.5摩尔/升硫酸)
-
NIM-RM3625 水中钆 / 介质:2.0 mol/L HNO3 (2.0摩尔/升硝酸)
-
NIM-RM4035-1 NIM-RM4035-2 水中钬 / 介质:2.0 mol/L HNO3 (2.0摩尔/升硝酸)
中国计量院北京NIM-RM4035-1:3.80×104copy/μL;NIM-RM4035-2:3.59×104copy/μL
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NIM-RM3453 水中铕 / 介质:2.0 mol/L HNO3 (2.0摩尔/升硝酸)
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水中锑/介质:2.0 mol/L HCl (2.0摩尔/升盐酸) 国家有色院
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乙酸钠溶液,3mol/L,pH6.0
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NIM-RM5224 水中镧 / 介质:2.0 mol/L HNO3 (2.0摩尔/升硝酸)
-
磷酸钾缓冲液,0.01mol/L,pH6.0
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