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一级标准物质
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产品编号 产品名称 Cas号 规格 操作
E917985 Ethyl 3-Hydroxy-4-nitrobenzoate 717-01-1 10 g 订购
E917948 Ethyl 2-(2-ethoxy-2-oxoethyl)benz 14961-34-3 500mg 订购
E917925 Ethyl 2-Ethylhex-5-enoate 1g 订购
E917923 Ethyl 2-Ethoxytetrafluoropropiona 10186-66-0 100mg 订购
E917858 Ethylenediamine P-Toluenesulfonat 14034-59-4 2.5g 订购
E917828 Ethyl 2-Ethylacetoacetate 607-97-6 5g 订购
E917714 Ethylene Terephthalate Linear Tri 16033-73-1 10mg 订购
E917713 1-(Ethanesulfonyl)-4-nitro-2-(tri 1820615-46-0 250mg 订购
E917708 3-Ethanesulfonamidobenzoic acid 117292-19-0 250mg 订购
E917658 Ethyl N-(hydroxy-yert.-butyl)-car 70084-53-6 50mg 订购
E917575 Ethylene Glycol Monopalmitate 4219-49-2 100mg 订购
E917474 Ethylene Glycol Dicaprate 627-85-0 100mg 订购
E917425 Ethyl 2,4-dimethylbenzoate 33499-42-2 250mg 订购
E917383 Ethyl 1,2-dimethyl-1,3-benzodiazo 71254-70-1 250mg 订购
E917368 2-Ethyl-2,4-dihydro-1,4-benzoxazi 90921-75-8 250mg 订购
E916635 N-Ethyl-N’-(3-dimethyla 25952-53-8 5g 订购
E915955 Ethyl 3,5-Dichloro-4-methoxybenzo 15945-28-5 40mg 订购
E915943 Ethyl 2,4-Dichlorobenzoate 56882-52-1 100mg 订购
E905555 Ethyl Cyanoacetate 105-56-6 10g 订购
E904900 Ethyl Coumarilate 3199-61-9 25g 订购
E904510 Ethyl 5-Bromo-7-chloro-1H-indole- 881040-97-7 50mg 订购
E904465 Ethyl 3-[(4-Bromophenyl)amino]-2- 59747-00-1 10mg 订购
E904420 1-[(1-Ethyl-1H-pyrazol-4-yl)sulfo 925606-80-0 100mg 订购
E904385 Ethyl 5-Iodo-1,3-thiazole-2-carbo 1500358-48-4 50mg 订购
E904360 Ethyl 3-Nitro-4-piperazin-1-ylben 886631-29-4 50mg 订购


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中检所标准品,对照品,标准气体
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