羧甲基纤维素钠(CMC)

CAS: 9004-32-4 货号: S1373765 分子式: (C6+2yH7+x+2yO2+x+3yNay)n EC号: 618-378-6 PubChem CID: 23706213
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别名
羧甲基纤维素钠盐 | 羧甲基纤维素钠 | 羧甲基纤维素 钠盐 | 羧甲纤维素 钠
储存条件
室温,充氩
运输条件
常规运输
价格
低至 ¥99.90

概述

本品为纤维素在碱性条件下与氯乙酸作用生成的羧甲纤维素钠盐。性状为白色至微黄色纤维状或颗粒状粉末;无臭、有引湿性。在水中溶胀成胶状溶液。在乙醇、乙醚或三氯甲烷中不溶。

用途
本品在片剂中可用作黏合剂、包衣剂及缓释辅料,在液体制剂中可用作助悬剂、增稠剂、乳化剂。

项目号 粘度 应用指导
S1373765-01 6000-11200mPa.s 可用于缓释制剂和控释制剂。
S1373765-02 9000-16800mPa.s 可用于缓释制剂和控释制剂。

This product is the sodium salt of carboxymethylcellulose formed by the interaction of cellulose and chloroacetic acid under alkaline conditions. Its properties are white to yellowish fibrous or granular powder; Odorless and hygroscopic. It swells into a colloidal solution in water. Insoluble in ethanol, ether or chloroform.
purpose
This product can be used as adhesive, coating agent and sustained-release excipient in tablets, and as suspension aid, thickener and emulsifier in liquid preparations.

SKU viscosity Application guidance
S1373765-01 6000-11200mPa.s It can be used in sustained-release and controlled-release preparations.
S1373765-02 9000-16800mPa.s It can be used in sustained-release and controlled-release preparations.

规格

别名
羧甲基纤维素钠盐 | 羧甲基纤维素钠 | 羧甲基纤维素 钠盐 | 羧甲纤维素 钠
英文别名
Cellulose Glycolic Acid Sodium Salt | Sodium Carboxymethyl Cellulose | Sodium Cellulose Glycolate | Sodium Tylose | Tylose Sodium | Carboxymethyl Cellulose Sodium Salt
英文名称
Carboxymethyl Cellulose Sodium(CMC)
储存条件
室温,充氩
运输条件
常规运输
名称和识别符
EC号
618-378-6
分子类型
聚合物
PubChem CID

技术文档

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高级数据

化学和物理性质
敏感性
对湿度敏感
熔点
260℃
安全和危险性(GHS)
WGK Germany
1
个人防护装备
Eyeshields,Gloves,type N95 (US),type P1 (EN143) respirator filter
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找到6个结果

批号(Lot Number) 证书类型 货号
H2627715 分析证书 S1373765
H2627746 分析证书 S1373765
H2627795 分析证书 S1373765
A2615480 分析证书 S1373765
A2615481 分析证书 S1373765
A2615482 分析证书 S1373765
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淀粉代谢相关酶在食品科学研究与品质调控机制分析中的功能体系
Functional Framework of Starch Metabolism-Related Enzymes in Food Science Research and Mechanistic Analysis of Quality Regulation
医用水凝胶研发中的关键判断:从聚合物来源、交联方式到灭菌安排、放大可行性与质量控制
Key Judgments in Medical Hydrogel R&D: From Polymer Source and Crosslinking Strategy to Sterilization Planning, Scale-Up Feasibility, and Quality Control
酶促蛋白交联体系在凝胶构建与功能评价中的应用
Applications of Enzymatic Protein Crosslinking Systems in Gel Construction and Functional Evaluation
从天然纤维素到纳米晶体:CNC 的结构特性、应用方向与产业化挑战
From Natural Cellulose to Nanocrystals: Structural Characteristics, Application Directions, and Industrialization Challenges of CNC
涂料配方中的天然树脂:作用定位、结构-性能关系与选型验证
Natural Resins in Coating Formulations: Functional Positioning, Structure–Property Relationships, and Selection Validation
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Application of Fatty Acid Methyl Ester Sulfonate (MES) in Household Detergent and Cleaning Formulations: Detergency, Hard-Water Tolerance, and Selection Criteria
偏硅酸钠与三聚磷酸钠在洗涤清洁配方中的区别、作用机理与选型
Differences, Mechanisms of Action, and Selection of Sodium Metasilicate and Sodium Tripolyphosphate in Detergent and Cleaning Formulations
从结构到流变:卡波姆如何形成凝胶结构并实现增稠、悬浮与乳液辅助稳定?
From Structure to Rheology: How Carbomer Forms Gel Structures and Enables Thickening, Suspension, and Auxiliary Emulsion Stabilization
黄原胶在日化配方中的增稠、悬浮、辅助稳定与结团机制:从分子结构到工艺应用
Thickening, Suspension, Auxiliary Stabilization, and Agglomeration Mechanisms of Xanthan Gum in Personal Care Formulations: From Molecular Structure to Processing Applications
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Dispersants, Anti-Redeposition Agents, and Scale-Control Materials in Household Cleaning Formulations: Mechanisms of Action, Selection Logic, and Representative Products
从结构到流变:日化用纤维素醚的增稠、稳定与选型逻辑
From Structure to Rheology: Thickening, Stabilization, and Selection Logic of Cellulose Ethers for Personal Care Applications
三聚磷酸钠 STPP 如何替代?从助洗机理到低磷/无磷助洗体系的配方选择
How Can Sodium Tripolyphosphate (STPP) Be Replaced? From Detergency Mechanisms to Formulation Choices for Low-Phosphorus/Phosphorus-Free Builder Systems
偏硅酸钠清洗应用解析:水合形态差异、作用机理与选型逻辑
Sodium Metasilicate in Cleaning Applications: Hydration-Form Differences, Mechanisms of Action, and Selection Logic
粉体香精与香精递送材料的结构、性能与作用机理:稳定性、释放机制与选型逻辑
Structure, Properties, and Mechanisms of Powdered Fragrances and Fragrance Delivery Materials: Stability, Release Mechanisms, and Selection Logic
腻子用羟丙基甲基纤维素(HPMC)生产工艺解析:从大配比与小配比看取代结构和凝胶温度差异
Analysis of the Production Process of Hydroxypropyl Methylcellulose (HPMC) for Putty: Understanding Differences in Substitution Structure and Gelation Temperature from High-Ratio and Low-Ratio Formulations
夏季日化产品为什么容易返稀?核心机理、排查方法与解决思路
Why Are Daily Chemical Products Prone to Viscosity Thinning in Summer? Core Mechanisms, Troubleshooting Methods, and Solutions
腻子中常用纤维素醚的类型、作用机理、质量指标与选择应用
Types, Mechanisms of Action, Key Quality Indicators, and Selection and Application of Common Cellulose Ethers in Wall Putty
中性腻子起泡影响因素及控制思路:基于HPMC用量、粘度与重钙细度的实验分析
Influencing Factors and Control Strategies for Blistering in Neutral Wall Putty: An Experimental Analysis Based on HPMC Dosage, Viscosity, and Ground Calcium Carbonate Fineness
中性腻子胶结/凝胶材料怎么选?4组应用小试看预糊化淀粉、PVA与乳胶粉的性能差异
How to Select Binding/Gel Materials for Neutral Wall Putty? A Comparison of Pregelatinized Starch, PVA, and Redispersible Polymer Powder Based on Four Application Trials
耐水腻子打磨脱层的原因与机理分析
Causes and Mechanism Analysis of Delamination During Sanding of Water-Resistant Putty
聚乙烯醇1788、2488、2699有什么区别?从聚合度和醇解度看施工性、粘结强度与相对耐水性
What Are the Differences Between Polyvinyl Alcohol 1788, 2488, and 2699? Understanding Workability, Bonding Strength, and Relative Water Resistance from the Perspective of Degree of Polymerization and Degree of Hydrolysis
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夏季高温条件下中性腻子常见问题及配方调整思路
Common Problems and Formulation Adjustment Strategies for Neutral Putty Under High Summer Temperatures
中性腻子配方中木薯与玉米来源预糊化淀粉的区别及应用选择
Differences and Application Selection of Cassava- and Corn-Based Pregelatinized Starch in Neutral Putty Formulations
中性腻子中膨润土的作用、选型、开裂风险分析与添加量控制
The Role, Selection, Cracking Risk Analysis, and Dosage Control of Bentonite in Neutral Putty
木质纤维素糖化中内切葡聚糖酶、CBH I与β-葡萄糖苷酶协同作用的实验评价
Experimental Evaluation of the Synergistic Actions of Endoglucanase, CBH I, and β-Glucosidase in Lignocellulosic Saccharification
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Dispersants, Anti-Redeposition Agents, and Scale-Control Materials in Household Cleaning Formulations: Mechanisms of Action, Selection Logic, and Representative Products
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溶液计算器