北京时间1月25日凌晨消息,新西兰牛奶中发现了有害物质——双氰胺。双氰胺又名二氰二胺,缩写DICY或DCD。虽然国际标准未对食品中的双氰胺限量,但高剂量的双氰胺对人体是有毒的。
双氰胺检测方法通常为LC-UV以及LC-MS/MS检测方法。
西宝可以提供检测所需相关产品。
品牌 | 货号 | 品名 | 英文品名 | 包装 |
标准品 |
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LGC | MM0056.01 | 双氰胺标准品 | Cyanoguanidine | 100mg |
LGC | NCS AS931162g Unit | 双氰胺-熔点标准品 | Cyanoguanidine-Melting point | 2g |
色谱溶剂 |
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J.T.Baker | B9017-03 | 乙腈,HPLC | Acetonitrile | 4L |
J.T.Baker | B9012-03 | 乙腈,HPLC | Acetonitrile | 4L |
J.T.Baker | B9093-68 | 甲醇,HPLC | Methanol | 4L |
J.T.Baker | B9304-03 | 正己烷,HPLC | 95% N-hexane | 4L |
J.T.Baker | B9095-03 | 异丙醇,HPLC | Isopropanol | 4L |
J.T.Baker | B9282-03 | 乙酸乙酯,HPLC | Ethyl acetate | 4L |
J.T.Baker | B9292-03 | 环己烷,HPLC | Cyclohexane | 4L |
J.T.Baker | B9440-03 | 四氢呋喃,HPLC | Tetrahydrofuran | 4L |
J.T.Baker | B9441-03 | 四氢呋喃,不含稳定剂 | Tetrahydrofuran -UV | 4L |
J.T.Baker | B4218-03 | 水,HPLC | water | 4L |
J.T.Baker | B9480-03 | 异辛烷,HPLC | 2,2,4-Trimethylpentane | 4L |
J.T.Baker | B9177-03 | 正庚烷,HPLC | Heptane | 4L |
J.T.Baker | B9048-03 | 异丁醇,HPLC | Isobutyl alcohol | 4L |
J.T.Baker | B9470-07 | 三氟乙酸,HPLC | TRIFLUOROACETIC ACID | 500ml |
J.T.Baker | B9470-02 | 三氟乙酸,HPLC | Trifluoroacetic acid | 1L |
J.T.Baker | B9042-03 | 甲基叔丁基醚,HPLC | Methyl tert-butyl ether | 4L |
J.T.Baker | B9233-03 | O-二氯苯,HPLC | O-Dichlorobenzene | 4L |
J.T.Baker | B9331-03 | 正戊烷,HPLC | Pentane | 4L |
J.T.Baker | B9515-03 | 冰醋酸,HPLC | Acetic acid glacial | 2.5L |
J.T.Baker | B0599-08 | 醋酸铵HPLC | Ammonium acetate | 1KG |
J.T.Baker | B9829-03 | 乙腈,LC/MS | Acetonitrile | 4L |
J.T.Baker | B9830-03 | 甲醇,LC/MS | Methonal | 4L |
J.T.Baker | B9828-03 | 乙酸乙酯,LC/MS | Ethyl Acetate | 4L |
J.T.Baker | B9831-03 | 水,LC/MS | WATER | 4L |
J.T.Baker | B9827-03 | 异丙醇,LC/MS | 2-Propanol | 4L |
J.T.Baker | B9834-03 | 水-0.1%甲酸,LC/MS WATER - 0.1% FORMIC ACID | Water- 0.1% FORMIC ACID | 4L |
fisher | A998-4 | 乙腈 | Acetonitrile HPLC | 4L |
fisher | A452-4 | 甲醇 | Methonal HPLC | 4L |
fisher | A383-4 | 正丁醇 | 1-Butanol HPLC | 4L |
fisher | C620-4 | 环己烷 | Cyclohexane HPLC | 4L |
fisher | E195-4 | 乙酸乙酯 | Ethyl Acetate HPLC | 4L |
fisher | H302-4 | 正己烷 | Hexanes HPLC | 4L |
fisher | H350-4 | 庚烷 | Heptane HPLC | 4L |
fisher | O296-4 | 异辛烷 | Isooctane HPLC | 4L |
fisher | E127-4 | 甲叔丁基醚 | Methyl tert-Butyl Ether HPLC | 4L |
fisher | P399-4 | 戊烷 | Pentane HPLC | 4L |
fisher | A451-4 | 异丙醇 | 2-Propanol HPLC | 4L |
fisher | T425-4 | 四氢呋喃 THF | Tetrahydrofuran HPLC | 4L |
fisher | W5-4 | 纯水 | Water HPLC | 4L |
fisher | O4884-100 | 三乙铵 | Triethylamine HPLC | 100ML |
fisher | B429-4 | 正丁基氯 | Normal-butyl Chloride HPLC | 4L |
fisher | D1594 | 二甲基亚砜 | Dimethyl sulfoxide | 4L |
fisher | O4846-4 | 1,2,4-三氯苯 | 1,2,4-Trichlorobenzene | 4L |
液相色谱柱 |
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Fortis | FHI-050905 | 250x4.6mm Fortis 5um 亲水柱 | 250x4.6mm Fortis 5um HILIC | Each |
Fortis | FHI-040905 | 250x4.0mm Fortis 5um 亲水柱 | 250x4.0mm Fortis 5um HILIC | Each |
Fortis | FHI-050903 | 250x4.6mm Fortis 3um 亲水柱 | 250x4.6mm Fortis 3um HILIC | Each |
Fortis | FHI-040903 | 250x4.0mm Fortis 3um 亲水柱 | 250x4.0mm Fortis 3um HILIC | Each |
Fortis | FHI-050501 | 1.7um Fortis 100x4.6mm 亲水柱 | 1.7um Fortis 100x4.6mm HILIC | Each |
Fortis | FHI-030701 | 1.7um Fortis 150 x 3.0mm 亲水柱 | 1.7um Fortis 150 x 3.0mm HILIC | Each |
Fortis | FHI-030501 | 1.7um Fortis 100 x 3.0mm 亲水柱 | 1.7um Fortis 100 x 3.0mm HILIC | Each |
Fortis | FHI-020701 | 1.7um Fortis 150x2.1mm 亲水柱 | 1.7um Fortis 150x2.1mm HILIC | Each |
Fortis | FHI-020501 | 1.7um Fortis 100x2.1mm 亲水柱 | 1.7um Fortis 100x2.1mm HILIC | Each |
Fortis | FHI-210910 | 250x21.2mm Fortis 10um HILIC | 250x21.2mm Fortis 10um HILIC | Each |
Fortis | FHI-100910 | 250x10mm Fortis 10um HILIC | 250x10mm Fortis 10um HILIC | Each |
Fortis | FHI-210905 | 250x21.2mm Fortis 5um HILIC | 250x21.2mm Fortis 5um HILIC | Each |
Fortis | FHI-100905 | 250x10mm Fortis 5um HILIC | 250x10mm Fortis 5um HILIC | Each |
Fortis | FHI-050501-w | 1.7um Fortis 100x4.6mm 亲水柱 | 1.7um Fortis 100x4.6mm HILIC | Each |
Fortis | FHI-030701-w | 1.7um Fortis 150 x 3.0mm 亲水柱 | 1.7um Fortis 150 x 3.0mm HILIC | Each |
Fortis | FHI-030501-w | 1.7um Fortis 100 x 3.0mm 亲水柱 | 1.7um Fortis 100 x 3.0mm HILIC | Each |
Fortis | FHI-020701-w | 1.7um Fortis 150x2.1mm 亲水柱 | 1.7um Fortis 150x2.1mm HILIC | Each |
流动相缓冲液 |
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Reagecon | USP8005 | 流动相缓冲液pH 2-6.8g/L磷酸二氢钾 | Mobile Phase Buffer pH 2 | 500ml |
Reagecon | USP801 | 流动相缓冲液pH 2-6.8g/L磷酸二氢钾 | Mobile Phase Buffer pH 2 | 1L |
Reagecon | USP8105 | 流动相缓冲液pH 2.5-0.01M 磷酸and0.01M 磷酸二氢钠 | Mobile Phase Buffer pH 2.5 | 500ml |
Reagecon | USP811 | 流动相缓冲液pH 2.5-0.01M 磷酸and0.01M 磷酸二氢钠 | Mobile Phase Buffer pH 2.5 | 1L |
Reagecon | USP8205 | 流动相缓冲液pH 2.5-磷酸二氢钾 | Mobile Phase Buffer pH 2.5 | 500ml |
Reagecon | USP821 | 流动相缓冲液pH 2.5-磷酸二氢钾 | Mobile Phase Buffer pH 2.5 | 1L |
Reagecon | USP8305 | 流动相缓冲液pH 3-磷酸二氢钾 | Mobile Phase Buffer pH 3 - | 500ml |
Reagecon | USP831 | 流动相缓冲液pH 3-磷酸二氢钾 | Mobile Phase Buffer pH 3 - | 1L |
Reagecon | USP8405 | 流动相缓冲液pH 3.5-磷酸二氢钾钠 | Mobile Phase Buffer pH 3.5 | 500ml |
Reagecon | USP841 | 流动相缓冲液pH 3.5-磷酸二氢钾钠 | Mobile Phase Buffer pH 3.5 | 1L |
Reagecon | USP8505 | 流动相缓冲液pH 4-磷酸二氢钾 | Mobile Phase Buffer pH 4 | 500ml |
Reagecon | USP85051 | 流动相缓冲液pH 4-磷酸二氢钾 | Mobile Phase Buffer pH 4 | 1L |
Reagecon | USP8705 | 流动相缓冲液pH 4.5-磷酸二氢钾 | Mobile Phase Buffer pH 4.5 | 500ml |
Reagecon | USP871 | 流动相缓冲液pH 4.5-磷酸二氢钾 | Mobile Phase Buffer pH 4.5 | 1L |
Reagecon | USP8605 | 流动相缓冲液pH 4.5-醋酸钠三水合物 | Mobile Phase Buffer pH 4.5 | 500ml |
Reagecon | USP861 | 流动相缓冲液pH 4.5-醋酸钠三水合物 | Mobile Phase Buffer pH 4.5 | 1L |
Reagecon | USP8805 | 流动相缓冲液pH 5-磷酸二氢钾 | Mobile Phase Buffer pH 5 | 500ml |
Reagecon | USP881 | 流动相缓冲液pH 5-磷酸二氢钾 | Mobile Phase Buffer pH 5 | 1L |
Reagecon | USP8905 | 流动相缓冲液pH 5.5-磷酸二氢钾/磷酸氢二钾 | Mobile Phase Buffer pH 5.5 | 500ml |
Reagecon | USP891 | 流动相缓冲液pH 5.5-磷酸二氢钾/磷酸氢二钾 | Mobile Phase Buffer pH 5.5 | 1L |
Reagecon | USP9005 | 流动相缓冲液pH 6-磷酸二氢钾 | Mobile Phase Buffer pH 6 | 500ml |
Reagecon | USP901 | 流动相缓冲液pH 6-磷酸二氢钾 | Mobile Phase Buffer pH 6 | 1L |
Reagecon | USP9105 | 流动相缓冲液pH 6.5-磷酸二氢钾 | Mobile Phase Buffer pH 6.5 | 500ml |
Reagecon | USP911 | 流动相缓冲液pH 6.5-磷酸二氢钾 | Mobile Phase Buffer pH 6.5 | 1L |
Reagecon | USP9305 | 流动相缓冲液pH 6.8-磷酸二氢钾 | Mobile Phase Buffer pH 6.8 | 500ml |
Reagecon | USP931 | 流动相缓冲液pH 6.8-磷酸二氢钾 | Mobile Phase Buffer pH 6.8 | 1L |
Reagecon | USP9205 | 流动相缓冲液pH 6.8-磷酸二氢钾/磷酸氢二钠 | Mobile Phase Buffer pH 6.8 | 500ml |
Reagecon | USP921 | 流动相缓冲液pH 6.8-磷酸二氢钾/磷酸氢二钠 | Mobile Phase Buffer pH 6.8 | 1L |
Reagecon | USP9405 | 流动相缓冲液pH 7-磷酸二氢钾/磷酸氢二钠 | Mobile Phase Buffer pH 7 | 500ml |
Reagecon | USP941 | 流动相缓冲液pH 7-磷酸二氢钾/磷酸氢二钠 | Mobile Phase Buffer pH 7 | 1L |
Reagecon | USP9505 | 流动相缓冲液pH 7-磷酸二氢钾/氢氧化钠 | Mobile Phase Buffer pH 7 | 500ml |
Reagecon | USP951 | 流动相缓冲液pH 7-磷酸二氢钾/氢氧化钠 | Mobile Phase Buffer pH 7 | 1L |
Reagecon | USP9605 | 流动相缓冲液pH 7.5-磷酸二氢钾 | Mobile Phase Buffer pH 7.5 | 500ml |
Reagecon | USP961 | 流动相缓冲液pH 7.5-磷酸二氢钾 | Mobile Phase Buffer pH 7.5 | 1L |
Reagecon | USP9705 | 流动相缓冲液pH 7.5-磷酸氢二钾/磷酸二氢钠 | Mobile Phase Buffer pH 7.5 | 500ml |
Reagecon | USP971 | 流动相缓冲液pH 7.5-磷酸氢二钾/磷酸二氢钠 | Mobile Phase Buffer pH 7.5 | 1L |
Reagecon | USP9805 | 流动相缓冲液pH 8-磷酸氢二钾/磷酸氢二钠 | Mobile Phase Buffer pH 8 | 500ml |
Reagecon | USP981 | 流动相缓冲液pH 8-磷酸氢二钾/磷酸氢二钠 | Mobile Phase Buffer pH 8 | 1L |