脂肪醇混标—上海甄准
脂肪醇为具有8至22碳原子链的脂肪族的醇类。脂肪醇通常具有偶数的碳原子和一个连接于碳链末端的羟基。洗涤剂用表面活性剂的原料之一。通式天然脂肪醇C8-10天然脂肪醇C8-10为ROH。洗涤剂用醇的R一般为C12~C18的烃基。这种高碳脂肪醇原具有两亲的特性,即在分子中有疏水基如碳氢链,又有亲水基如羟基。但由于在水中的溶解度很低,必须添加亲水基或将羟基转变为硫酸基,使亲水亲油平衡值达到必要数值后,脂肪醇衍生物有了足够的亲水基能使之溶解于水,并能成为聚集体(胶束)时,这种脂肪醇衍生物才是表面活性剂。例如,十二醇不溶于水,但当它变成十二醇硫酸钠时,由于接上了一个硫酸基(—SO3—),水溶性变好,并能在水中生成胶束,达到一定浓度时,显示出非常好的表面活性。
上海甄准生物提供脂肪醇混标。
产品信息:
货号 | 中文品名 | 英文品名 | 纯度 | 规格 |
ZZS-29A-100 | 5种脂肪醇混标C6-C10 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-29B-100 | 5种脂肪醇混标C6-C10 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-29C-100 | 5种脂肪醇混标C6-C10 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-2A-100 | 5种脂肪酸甲酯混标C18-C20 | Assiant GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-2B-100 | 5种脂肪酸甲酯混标C18-C20 | Assiant GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-2C-100 | 5种脂肪酸甲酯混标C18-C20 | Assiant GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-30A-100 | 5种脂肪醇混标C6-C14 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-30B-100 | 5种脂肪醇混标C6-C14 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-30C-100 | 5种脂肪醇混标C6-C14 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-31A-100 | 5种脂肪醇混标C10-C14 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-31B-100 | 5种脂肪醇混标C10-C14 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-31C-100 | 5种脂肪醇混标C10-C14 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-32A-100 | 5种脂肪醇混标C16-C24 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-32B-100 | 5种脂肪醇混标C16-C24 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-32C-100 | 5种脂肪醇混标C16-C24 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-33A-100 | 5种脂肪醇混标C17-C21 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-33B-100 | 5种脂肪醇混标C17-C21 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-33C-100 | 5种脂肪醇混标C17-C21 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-34A-100 | 5种脂肪醇混标C16-C21 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-34B-100 | 5种脂肪醇混标C16-C21 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-34C-100 | 5种脂肪醇混标C16-C21 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-35A-100 | 5种脂肪醇混标C16-C18 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-35B-100 | 5种脂肪醇混标C16-C18 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-35C-100 | 5种脂肪醇混标C16-C18 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-36A-100 | 5种脂肪醇混标C20:0-4 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-36B-100 | 5种脂肪醇混标C20:0-4 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
ZZS-36C-100 | 5种脂肪醇混标C20:0-4 | GLC REFERENCE STANDARDS | 99%+ | 100mg |
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