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Merck
CN
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文件

A2033

Sigma-Aldrich

海藻酸 钠盐 来源于褐藻

Medium viscosity

别名:

海藻酸钠, 褐藻胶

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About This Item

CAS号:
9005-38-3
MDL编号:
MFCD00081310
UNSPSC代码:
12352201
NACRES:
NA.25

生物来源

algae (brown)

质量水平

200

形式

powder

颜色

white to brown

粘度

≥2,000 cP, 2 %(25 °C)

溶解性

water: 10 mg/mL, slightly hazy to strongly hazy, faintly yellow to yellow

储存温度

2-8°C

InChI

1S/C6H10O7.Na/c7-1-2(8)4(5(10)11)13-6(12)3(1)9;/h1-4,6-9,12H,(H,10,11);/q;+1/p-1/t1-,2-,3-,4?,6+;/m0./s1

InChI key

MSXHSNHNTORCAW-MPGIDXPLSA-M

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应用

藻酸盐是一种能够凝胶化的胶体聚糖酸结构分子，可用于制备胶体生物可降解结构，例如凝胶、生物膜、珠子、纳米颗粒和微胶囊，适用于从基于凝胶的分离技术到药物递送和细胞保存等应用。

其他说明

一种直链、亲水、胶体状聚糖醛酸，主要由古洛糖醛酸和甘露糖醛酸残基组成。
为了全面了解我们针对客户研究提供的各种多糖产品，建议您访问我们的碳水化合物分类页面。

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

分析证书(COA)

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。

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  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. Can you use alginic acid sodium salt, Product A2033, as a support/gel?

    Yes. Here are some references for preparing alginic acid sodium salt as a support:Adaoha Mbanaso, E.N. and Roscoe, O.H., Plant Sci. Lett., 25, 61-66 (1982);Chee, R. and Cantliffe, D.J., In Vitro Cell. Develop. Biol., 25, 757 (1989);Draget, K.I., et al., Plant Physiol., 132, 552 (1988);Larkin, P.J., et al., Plant Sci., 58, 203 (1988).

  4. How do I find price and availability?

    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.

  5. What is the Department of Transportation shipping information for this product?

    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. 

  6. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

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