>1 (vs air)
0.05 mmHg ( 20 °C)
paste
solid
average Mn 750
n20/D 1.459
10.5 cSt(210 °F)(lit.)
Tm 30 °C
1.094 g/mL at 25 °C
hydroxyl
methoxy
1S/C3H8O2/c1-5-3-2-4/h4H,2-3H2,1H3
XNWFRZJHXBZDAG-UHFFFAOYSA-N
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1 of 4
此商品 | 81323 | 202487 | 71578 |
---|---|---|---|
mol wt average Mn 750 | mol wt average Mn 5,000 | mol wt average Mn 550 | mol wt 470-530 |
transition temp Tm 30 °C | transition temp - | transition temp Tm 20 °C | transition temp - |
density 1.094 g/mL at 25 °C | density - | density 1.089 g/mL at 25 °C | density - |
Ω-end hydroxyl | Ω-end hydroxyl | Ω-end hydroxyl | Ω-end - |
α-end methoxy | α-end methoxy | α-end methoxy | α-end - |
10 - Combustible liquids
WGK 1
359.6 °F - closed cup
182 °C - closed cup
Eyeshields, Gloves
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.
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
请输入1.000309185)
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如何查找COA批号
Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.
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。
Accumulation of biological matter at surfaces is an inevitable event in virtually any environment in which natural and man-made materials are used. Although sometimes fouling of surfaces with biomolecules and bioorganisms has little consequence, biofouling must be minimized or controlled in order to maintain performance and safety of devices and structures.
Progress in biotechnology fields such as tissue engineering and drug delivery is accompanied by an increasing demand for diverse functional biomaterials. One class of biomaterials that has been the subject of intense research interest is hydrogels, because they closely mimic the natural environment of cells, both chemically and physically and therefore can be used as support to grow cells. This article specifically discusses poly(ethylene glycol) (PEG) hydrogels, which are good for biological applications because they do not generally elicit an immune response. PEGs offer a readily available, easy to modify polymer for widespread use in hydrogel fabrication, including 2D and 3D scaffold for tissue culture. The degradable linkages also enable a variety of applications for release of therapeutic agents.
Devising biomaterial scaffolds that are capable of recapitulating critical aspects of the complex extracellular nature of living tissues in a threedimensional (3D) fashion is a challenging requirement in the field of tissue engineering and regenerative medicine.
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