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Iron standard solution traceable to SRM from NIST Fe(NO3)3 in HNO3 0.5 mol/l 1000 mg/l Fe Certipur?￥市场价：525登录查看会员价 -
N,N-Dimethylformamide for gas chromatography ECD and FID SupraSolv?￥市场价：1509登录查看会员价
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Iron standard solution traceable to SRM from NIST Fe(NO3)3 in HNO3 0.5 mol/l 1000 mg/l Fe Certipur?￥市场价：374登录查看会员价
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N,N-Dimethylformamide for gas chromatography ECD and FID SupraSolv?￥市场价：724登录查看会员价
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CHROMATE STANDARD SOLUTION TRACEABLE TO SRM OF NIST K2CRO4 IN H2O 1000 MG/L CRO4 CERTIPUR?￥市场价：535登录查看会员价
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Chromium standard solution traceable to SRM from NIST Cr(NO3)3 in HNO3 0.5 mol/l 1000 mg/l Cr Certip￥市场价：522登录查看会员价
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LANTHANUM(III) OXIDE FOR ATOMIC ABSORPTION SPECTROSCOPY￥市场价：1322登录查看会员价
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Chromium standard solution traceable to SRM from NIST Cr(NO3)3 in HNO3 0.5 mol/l 1000 mg/l Cr Certip￥市场价：373登录查看会员价
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Ethyl acetate for gas chromatography ECD and FID SupraSolv?￥市场价：2960登录查看会员价
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3-(TRIMETHYLSILYL)PROPIONIC ACID-D4 SODIUM SALT DEUTERATION DEGREE MIN. 98% FOR NMR ... MAGNISOLV(TM￥市场价：1907登录查看会员价
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CALCIUM STANDARD SOLUTION TRACEABLE TO SRM FROM NIST CA(NO3)2 IN HNO3 0.5 MOL/L 1000 MG/L CA CERTIPU￥市场价：522登录查看会员价
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Nitric acid c(HNO?) = 10 mol/l (10 N) Titripur?￥市场价：956登录查看会员价
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Ethyl acetate for gas chromatography ECD and FID SupraSolv?￥市场价：1416登录查看会员价
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LiChrospher? HPTLC Silica gel 60 F254s 25 Aluminium sheets 20 x 20 cm￥市场价：4493登录查看会员价
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CALCIUM STANDARD SOLUTION TRACEABLE TO SRM FROM NIST CA(NO3)2 IN HNO3 0.5 MOL/L 1000 MG/L CA CERTIPU￥市场价：373登录查看会员价
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TLC SILICA GEL 60 F254 WITH CONCENTRATING ZONE 20 X 2.5 CM 25 ALUMINIUM SHEETS 20 X 20 CM￥市场价：2738登录查看会员价
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Ethyl acetate for gas chromatography ECD and FID SupraSolv?￥市场价：881登录查看会员价
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CADMIUM STANDARD SOLUTION TRACEABLE TO SRM FROM NIST CD(NO3)2 IN HNO3 0.5 MOL/L 1000 MG/L CD CERTIPU￥市场价：522登录查看会员价
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TLC SILICA GEL 60 WITH CONCENTRATING ZONE 20 X 2.5 CM 25 ALUMINIUM SHEETS 20 X 20 CM￥市场价：2480登录查看会员价
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Rubeanic acid GR for analysis￥市场价：14239登录查看会员价