-
锌标准溶液,7440-66-6,1000mg/L Zn in 1%HCl
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总有机碳(TOC)标准溶液,1000mg/L,in water
-
锰标准溶液,7439-96-5,1000mg/L in 1%HNO3
-
硫标准溶液,7757-82-6,1000ug/ml in H2O
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环氧氯丙烷标准溶液,106-89-8,1000mg/L,溶剂:二氯甲烷
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铁标准溶液,7439-89-6,analytical standard ,1000mg/L in 5%HCl
-
氨氮标准溶液,500mg/L in H2O
-
硫 ICP 标准液 traceable to SRM from NIST H2SO4 in H2O 1000 mg/l S CertiPUR®
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氨氮标准溶液,100mg/L(as N ) in H2O
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氟化物标准溶液,0.80mg/L,in H2O
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