reagent grade
95%
powder
reagent type: reductant
>242 °C (dec.) (lit.)
[Na+].[BH3-]C#N
1S/CH3BN.Na/c2-1-3;/h2H3;/q-1;+1
CVDUGUOQTVTBJH-UHFFFAOYSA-N
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Danger
Acute Tox. 2 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Flam. Sol. 1 - Skin Corr. 1B - Water-react 1
4.3 - Hazardous materials, which set free flammable gases upon contact with water
WGK 3
158.0 °F
70 °C
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
输入产品批号来搜索 分析证书(COA) 。批号可以在产品标签上"批“ (Lot或Batch)字后找到。
如何查找产品货号
在网站页面上,产品编号会附带包装尺寸/数量一起显示(例如:T1503-25G)。请确保 在“产品编号”字段中仅输入产品编号 (示例: T1503).
示例
其它示例:
705578-5MG-PW
PL860-CGA/SHF-1EA
MMYOMAG-74K-13
1000309185
输入内容 1.000309185)
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如何查找COA批号
批号可以在产品标签上"批“ (Lot或Batch)字后面找到。
如果您查询到的批号为 TO09019TO 等,请输入去除前两位字母的批号:09019TO。
如果您查询到的批号含有填充代码(例如05427ES-021),请输入去除填充代码-021的批号:05427ES。
如果您查询到的批号含有填充代码(例如 STBB0728K9),请输入去除填充代码K9的批号:STBB0728。
部分情况下,可能未在线提供COA。如果搜索不到COA,可在线索取。
If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.
The lot specific COA document can be found by entering the lot number above under the "Documents" section.
Sodium cyanoborohydride may have an unusual odor due to production steps. It is our belief that this odor is the result of trace amounts of volatile organosulfur compounds which are present as a result of a new manufacturing process. While this odor may be unpleasant, we are confident the impurity is present at such a low level that it will not affect the performance of this reagent for most applications. If the odor persists in the waste streams following use of this reagent, it can be removed by treating these mixtures with aqueous bleach. In regards to the hazards of the volatile organosulfur compounds, these compounds have a very strong odor which would cause you to remove yourself from the compound's presence much sooner than you would begin to suffer affects from toxicity of these compounds; however, this is research grade material and you should be handling it properly (according to MSDS). The sodium cyanoborohydride itself is a bigger safety concern than the small amounts of organosulfur impurities present in this product.
One of the by-products of the synthesis reaction is Dimethyl Sulfide. It is also possible that there could be some Borate salts present.
Sodium Cyanoborohydride is a very hygroscopic material and contact with water or moist air should be avoided. Allowing the material to come into contact with water or moist air may decompose the material and could lead to a violent reaction or explosion due to the release of Hydrogen gas.
According to the chemicals encyclopedia published by the Royal Society of Chemistry, 13th Edition, Sodium Cyanoborohydride is soluble in water (212g / 100g solvent), Tetrhydrofuran (37.2g / 100g solvent), and Diglyme (17.6g / 100g solvent). It is also very soluble in Methanol, slightly soluble in Ethanol and Isopropylamine, and insoluble in Ethyl Ether, Benzene, and Hexane.
There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote. USA customers: 1-800-325-3010 or view local office numbers.
Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.
Ask a Scientist here.
蛋白质的结构修饰对于活细胞是必不可少的。发生调节异常时,它们往往是会引发疾病。聚糖是生物系统中许多结构变异的原因,它们在细胞表面的表现通常被称为“糖”。
Structural modifications of proteins are essential to living cells. When aberrantly regulated they are often the basis of disease. Glycans are responsible for much of the structural variation in biologic systems, and their representation on cell surfaces is commonly called the “glycome.”
A step-by-step protocol for released N-linked glycan analysis of the monoclonal antibody adalimumab, based on UHPLC-FLR-MS and procainamide labeling.
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