-
水中钙镁成分分析标准物质,Ca:2858mg/L Mg:90.50mg/L hardness7510mg/L;in HCl
-
铁 ICP 标准液 traceable to SRM from NIST, Fe(NO₃)₃ in HNO₃ 10% 10000 mg/l Fe CertiPUR®
-
NCS160148-10000-A5 标准物质/水中甲醇
-
C2 L-threo Ceramide (d18:1/2:0) T35927
-
钴 ICP 标准液 traceable to SRM from NIST Co(NO₃)₂ in HNO₃ 2-3% 10000 mg/l Co CertiPUR®
-
水中总氮标准溶液,500mg/L
-
水中镉、铬、铜、镍、铅、锌成分分析标准物质,in 0.5mol/L HNO3,K+2.2mg/L,Na+23mg/L,Ca2+39mg/L,Mg2+11mg/L
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水中无机碳溶液标准物质,1000mg/L,in water
-
DL10000 DNA Marker,0.09 mg/mL
-
饮用水中的甲醛 BQC1060123078L1
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