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Dear Customer:

The current international situation is complex and volatile, and uncertain tariff policies may potentially impact our product prices. Given these uncertainties, we value your understanding regarding order-related matters.

If you decide to place an order during this period, we reserve the right to adjust the price based on the evolving situation. We understand that market changes may cause inconvenience. We will negotiate with you if there’s a significant price fluctuation due to tariff policy changes before the order’s actual delivery, and in such cases we may adjust or cancel the order as necessary.

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CN
所有图片(3)

主要文件

419281

Sigma-Aldrich

羧甲基纤维素钠

average Mw ~250,000, degree of substitution 1.2

别名:

羧甲基纤维素 钠盐

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1 MG
CN¥985.19
5 MG
CN¥15,687.55

CN¥985.19

目录价CN¥3,283.98节省 70%

国内现货,预计发货时间April 17, 2025详情


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选择尺寸

变更视图
1 MG
CN¥985.19
5 MG
CN¥15,687.55

About This Item

CAS号:
MDL编号:
UNSPSC代码:
12162002
NACRES:
NA.23

CN¥985.19

目录价CN¥3,283.98节省 70%

国内现货,预计发货时间April 17, 2025详情


获取大包装报价

表单

powder

自燃温度

698 °F

分子量

average Mw ~250,000

标记范围

1.2 carboxymethyl groups per anhydroglucose unit

mp

270 °C (dec.)

SMILES字符串

[Na].OC(C(O)C(O)C=O)C(O)CO.OC(=O)C

InChI

1S/C6H12O6.C2H4O2.Na/c7-1-3(9)5(11)6(12)4(10)2-8;1-2(3)4;/h1,3-6,8-12H,2H2;1H3,(H,3,4);

InChI key

DPXJVFZANSGRMM-UHFFFAOYSA-N

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此商品
419273419338C4888
form

powder

form

powder

form

powder

form

powder

mp

270 °C (dec.)

mp

274 °C (dec.)

mp

270 °C (dec.)

mp

> 300.05 °C ((> 572.09 °F))

autoignition temp.

698 °F

autoignition temp.

698 °F

autoignition temp.

698 °F

autoignition temp.

-

mol wt

average Mw ~250,000

mol wt

average Mw ~90,000

mol wt

average Mw ~700,000

mol wt

-

extent of labeling

1.2 carboxymethyl groups per anhydroglucose unit

extent of labeling

0.7 carboxymethyl groups per anhydroglucose unit

extent of labeling

0.9 carboxymethyl groups per anhydroglucose unit

extent of labeling

-

一般描述

羧甲基纤维素钠(CMC)属于阴离子线型结构纤维素类。其成分包括由植物组织纤维组成的多糖。它是一种水溶性多糖,可用作聚电解质纤维素衍生物。[1][2][3]

应用

CMC可用于各种应用,例如:
  • 食品加工、纺织品、清洁剂和药物[1]
  • 纳米颗粒制备用稳定剂[4]
  • 电极生产用粘结剂 [1]

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

  • 技术规格说明书

  • 历史批次信息供参考:

    分析证书(COA)

    Lot/Batch Number

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    访问文档库

    Silver nanoparticles as pigments for water-based ink-jet inks
    Magdassi S, et al.
    Chemistry of Materials, 15(11), 2208-2217 (2003)
    In situ synthesis of polyaniline/sodium carboxymethyl cellulose nanorods for high-performance redox supercapacitors
    Peng H, et al.
    Journal of Power Sources, 211, 40-45 (2012)
    Stabilization of Fe- Pd nanoparticles with sodium carboxymethyl cellulose for enhanced transport and dechlorination of trichloroethylene in soil and groundwater
    He F, et al.
    Industrial & Engineering Chemistry Research, 46(1), 29-34 (2007)
    Sodium carboxymethyl cellulose a potential binder for Si negative electrodes for Li-ion batteries
    Li J, et al.
    Electrochemical and Solid-State Letters, 10(2), A17-A20 (2007)
    Daniela M Correia et al.
    Materials (Basel, Switzerland), 13(10) (2020-05-21)
    This study reports a versatile method for the development of cellulose nanocrystals (CNCs) and water-soluble cellulose derivatives (methyl cellulose (MC), hydroxypropyl cellulose (HPC), and sodium carboxymethyl cellulose (NaCMC)) films comprising the ionic liquid (IL) 2-hydroxy-ethyl-trimethylammonium dihydrogen phosphate ([Ch][DHP]) for actuator

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