化学试剂-北京勤诚亦信

标准物质与试剂

标准品农/兽药等标准溶液国家标准物质离子标液化学试剂对照品土壤、环境标准物质原药订制产品内标物质控样基准试剂生物医药气体

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名称及描述	价格/规格	快速订购
甲基丙烯酸 2-氨基乙酯盐酸盐 2-Aminoethyl methacrylate hydrochloride, 90%, stabilized with 500 ppm phenothiazine 902302J&K 90%调货4-6周	￥850 /5G	价格库存
聚乙烯吡咯烷酮 Polyvinylpyrrolidone, average M.W. 1,300,000, K85-95 902615J&K 见证书调货4-6周	￥340 /100G	价格库存
叔丁基氯化镁 Tert-butylmagnesium chloride, 2.0 M solution in 2-MeTHF, J&KSeal 902617J&K 见证书调货4-6周	￥305 /100ML	价格库存
N,N-二甲基乙酰胺 N,N-Dimethylacetamide, 99% 902730J&K 99%调货4-6周	￥84 /250ML	价格库存
N-甲基-N-亚硝基脲 N-Nitroso-N-methylurea, 95%, stabilized 0.05% H2SO4,about 10% water content 902978J&K 95%调货4-6周	￥1119 /25g	价格库存
甲硫醇钠 Sodium methanethiolate, 15 wt.% solution in H2O 903368J&K 见证书调货4-6周	￥60 /5G	价格库存
2-(2H-苯并三唑-2-基)-4,6-二(1-甲基-1-苯乙基)苯酚 2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol, 99% 903540J&K 99%调货4-6周	￥181 /25G	价格库存
α-淀粉酶 α-Amylase, from Bacillus subtilis, 4 units/mg protein 903777J&K 见证书调货4-6周	￥229 /50G	价格库存
溴化钾 Potassium bromide, 99%, IR grade 904190J&K 99%调货4-6周	￥807 /25G	价格库存
N-甲基-N-(三甲基硅烷基)三氟乙酰胺 N-Methyl-N-(trimethylsilyl)trifluoroacetamide, 98% 904376J&K 98%调货4-6周	￥132 /5G	价格库存
N-亚硝基二苄基胺 N-Nitrosodibenzylamine, 98% 904589J&K 98%调货4-6周	￥1568 /50MG	价格库存
维他列汀 Vildagliptin, 97%, DPP-4 inhibitor 904670J&K 97%调货4-6周	￥1050 /10MG	价格库存
淀粉 Starch, for analysis, soluble,Loss on Drying 13% 904746J&K 见证书调货4-6周	￥131 /250G	价格库存
丙烯酰氯 Acryloyl chloride, 97%, stabilized with 400 ppm p-Hydroxyanisole 904805J&K 97%调货4-6周	￥355 /25G	价格库存
硼 Boron, 99% 904960J&K 99%调货4-6周	￥262 /5G	价格库存
二乙基锌 Diethylzinc, 1.0 M solution in hexanes, J&KSeal 905172J&K 见证书调货4-6周	￥672 /100ML	价格库存
葡糖酸 Gluconic acid, 48 - 54% in water 905422J&K 见证书调货4-6周	￥114 /25G	价格库存
吡啶 Pyridine, 99%, extra pure 905454J&K 99%调货4-6周	￥151 /100mL	价格库存
绿色荧光微球 Green fluorescent microspheres, 99.8%, 8 μm, 1%（w/v）suspended in aqueous ethanol solution 905524J&K 99.8%调货4-6周	￥1943 /10ML	价格库存
尿素 Urea, 99% 905892J&K 99%调货4-6周	￥155 /1KG	价格库存

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