单分散羧基二氧化硅微球

CAS: 7631-86-9 货号: M120367 分子式: SiO2 分子量: 60.08 EC号: 231-545-4
有货
级别和纯度: Carboxyl,Size:3.0um,2.5% (w / v) in ethanol
储存条件
2-8°C储存
运输条件
低温运输
★
规格
库存
价格
数量
5ml
M120367-5ml
现货 Stock Image
¥1,006.90
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为什么选择此级别

,适用于对基线干扰要求严格的色谱和分析工作流程。

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储存与运输

2-8°C储存。低温运输 。请查阅批次 COA 获取详细规格。

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文献证明

在色谱分析、有机合成和交叉偶联反应领域已被 1548 篇同行评审文献引用。

概述

白色固体粉末,可以均匀分散在水及有机溶剂中,得到白色混悬液。单分散二氧化硅微球,具有粒径分布均一,纯度高的特点,可应用于显微学、细胞测量学、生物医学、过滤检测和流动原理研究等领域。 单分散的二氧化硅微球表面可以键合-NH2, -COOH, 白蛋白,蛋白A,环氧基,NTA, EDTA,链霉亲和素等基团,还可以连接荧光基团,形成功能化的荧光微球,用于偶联DNA,寡聚核苷酸,寡聚多肽,蛋白质,凝集素,抗体等。 【使用注意事项】 1. 二氧化硅微球可以长期存放在乙醇,甲醇,四氢呋喃等有机溶剂中,请勿在水中长期存放键合相二氧化硅微球,会造成键合相的流失。 2. 二氧化硅微球易被氢氟酸等含氟溶剂腐蚀,在强碱性条件下也会造成二氧化硅水解,在常温常压下使用pH范围为2-10。 3. 使用前水浴超声10 min有助于其均匀分散。 2.5 %(w/v)乙醇悬浮液。

White solid powder, It can be uniformly dispersed in an organic solvent and water and to become a white suspension. Uniform Silica Microspheres with uniform particle size distribution , high purity , and can be used in microscopy , cell measurements , biomedical , filtration and flow detection principle research and other fields. Uniform Silica Microspheres can be bonded to the surface of -NH2,-COOH, albumin, protein A, an epoxy group , NTA, EDTA, streptavidin -biotin and the like groups , fluorescent groups can also be connected to form a functional of fluorescent microspheres for coupling DNA, oligonucleotide , oligo peptides , proteins , lectins, antibodies and the like . [Precautions ] 1 Uniform Silica Microspheres can be long-term storage in ethanol , methanol , tetrahydrofuran and other organic solvents , do not long-term storage of bonded phase silica microspheres in the water , it will cause the loss of bonded phase . 2 Uniform Silica Microspheres easily fluorinated solvents and other corrosive hydrofluoric acid , under strong alkaline conditions can also cause silica hydrolysis using a pH range of 2-10 at room temperature and atmospheric pressure. 3 ultrasonic bath 10 min prior to use to help its dispersed. 2.5% (w / v) in ethanol

规格

英文别名
SILICON DIOXIDE | Silica | Quartz | Dioxosilane | 7631-86-9 | Silica gel | Cristobalite | 14808-60-7 | Silicic anhydride | Tridymite | Sand | 112945-52-5 | 61790-53-2 | KIESELGUHR | Diatomaceous silica | 112926-00-8 | Wessalon | Aerosil | Silicon(IV) oxide | Zorbax sil | Silica, amorphous | 14464
规格或纯度
Carboxyl,Size:3.0um,2.5% (w / v) in ethanol
英文名称
Monodisperesed silica micropheres
储存条件
2-8°C储存
运输条件
低温运输
名称和识别符
EC号
238-878-4
分子类型
生物试剂/缓冲液
IUPAC Name
dioxosilane
INCHI
1S/O2Si/c1-3-2
InChi Key
VYPSYNLAJGMNEJ-UHFFFAOYSA-N
Smiles
O=[Si]=O
Isomeric SMILES
O=[Si]=O
分子量
60.08
Reaxy-Rn
6114654
Reaxys-RN link address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=6114654&ln=

技术文档

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高级数据

系统学分类

分类树(Taxonomy Tree)

界(kingdom) 无机化合物
超类(Superclass) 混合金属/非金属化合物
类(Class) 类金属有机体
亚类(Subclass) 准金属氧化物
中间层级节点(Intermediate Tree Nodes) 暂无
直接上位类(Direct Parent) 准金属氧化物
其他上位类(Alternative Parents) 准金属盐  无机盐  无机氧化物  
分子骨架(Molecular Framework) 暂无
取代基(Substituents) 无机类金属盐 - 无机氧化物 - 无机盐 - 类金属氧化物
描述(Description) 该化合物属于无机化合物中的类金属氧化物。这类化合物含有氧化态为-2的氧原子,且与氧原子键合的最重原子为类金属元素。
外部描述符(External Descriptors) silicon oxide
三维结构
交互式化学结构模型





化学和物理性质
沸点
2230 °C (lit.)
熔点
>1600 °C (lit.)
分子量
60.084 g/mol
XLogP3
氢键供体数Hydrogen Bond Donor Count
0
氢键受体数Hydrogen Bond Acceptor Count
2
可旋转键计数Rotatable Bond Count
0
精确质量Exact Mass
59.9668 Da
单同位素质量Monoisotopic Mass
59.9668 Da
拓扑极表面积Topological Polar Surface Area
34.100 Ų
重原子数Heavy Atom Count
3
形式电荷Formal Charge
0
复杂度Complexity
18.300
同位素原子数Isotope Atom Count
0
定义的原子立体中心计数Defined Atom Stereocenter Count
0
未定义的原子立体中心计数Undefined Atom Stereocenter Count
0
定义的键立体中心计数Defined Bond Stereocenter Count
0
未定义的键立体中心计数Undefined Bond Stereocenter Count
0
所有立体化学键的总数The total count of all stereochemical bonds
0
共价键合单元计数Covalently-Bonded Unit Count
1
安全和危险性(GHS)
象形图
GHS07,   GHS08
信号词
警告
危险声明

H319: 引起严重眼睛刺激

H335: 可能引起呼吸道刺激

预防措施声明

P261: 避免吸入灰尘/烟雾/气体/雾/蒸汽/喷雾

P305+P351+P338: 如进入眼睛:用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出,取出隐形眼镜。继续冲洗。

RTECS
VV7330000
个人防护装备
dust mask type N95 (US), Eyeshields, Gloves
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批号(Lot Number) 证书类型 货号
K2108245 分析证书 M120367
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