CAS 9004-32-4 MFCD00081472-Carboxymethyl cellulose sodium salt 羧甲基纤维素钠盐 TAO{mole}

Carboxymethyl cellulose sodium salt 羧甲基纤维素钠盐

CAS 9004-32-4 MFCD00081472

化学结构图

SMILES: CC(=O)O.O=CC(O)C(O)C(O)C(O)CO.[Na]

化学属性

Mol. Formula	N/A
TSCA	Yes
Melting Point	274
Density	1.6
Mol. Weight	262
Autoignition Point	698 °F
Solubility	可溶
Appearance	low viscosity

别名和识别编码

Synonym	Aku-W 515 Aquacel Aquaplast CMC 2 CMC 3M5T CMC 7MT Carbose 1M Carboxymethyl Cellulose Carboxymethylcellulose Carboxymethylcellulose Sodium Carboxymethylcellulose, Sodium Cellofas B6 Cellolax Cellulose, Carboxymethyl Cethylose Croscarmellose Sodium Glikocel TA KMTs 300 Lovosa TN Modocoll 1200 NaCm-cellulose salt Polycell Polyfibron 120 Ruspol Sanlose SN 20A Sodium Carboxymethylcellulose Sodium Ce Sodium Cellulose Glycolate Sodium carboxmeth Sodium cellulose glycolate Sodium, Carboxymethylcellulose Sodium, Carmellose Sodium, Croscarmellose Tylo Tylose Tylose 666
MDL Number	MFCD00081472
CAS Number	9004-32-4
PubChem Substance ID	6328154
Merck Number	1829
EC Number	900-432-4
Beilstein Registry Number	2384789
Chemical Name	Carboxymethyl cellulose sodium salt
Chemical Name Translation	羧甲基纤维素钠盐
InChIKey	DPXJVFZANSGRMM-UHFFFAOYSA-N
LabNetwork Molecule ID	LN01740919
InChI	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);

信息真实价格透明资金保障专业采购外包团队在线服务

品牌质保精细包装现货库存一流品牌服务

产品应用

CMC的最大用途是配制肥皂及合成洗涤剂，在重级清洁剂中大约添加1%的CMC，用以防止洗出的污物再沉淀于织物上。其次是用作石油工业钻井泥浆的悬浮稳定剂，在造纸工业中作添加剂可提高纸的纵向强度和平滑度，作涂料可提高纸的印刷可适应性，在食品工业中用作增稠剂、乳液稳定剂及冰淇淋的冰晶抑制剂；在纺织工业中用作浆剂、印染浆的增稠剂；在医药工业中可作针剂的乳化稳定剂、片剂的粘结剂和成膜剂；在化妆品中、陶瓷等生产中用作增稠剂。

安全信息

WGK Germany1

Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter

RTECSFJ5950000

Signal word Warning

GHS Symbol

Safety Statements

S22 Do not breathe dust 不要吸入粉尘；
S24/25 Avoid contact with skin and eyes 避免皮肤和眼睛接触；

Risk Statements

R20 Harmful by inhalation 吸入有害
R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
R40 Limited evidence of a carcinogenic effect 有限证据表明其致癌作用

Precautionary statements

P262 Do not get in eyes, on skin, or on clothing. 不要接触眼睛，皮肤或衣服。
P304+P312

Storage condition 密封干燥保存

TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 8600 mg/kg/19W-I
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Tumorigenic - tumors at site of application
REFERENCE :
   13BYAH "Morphological Precursors of Cancer, Proceedings of an International
   Conference, Perugia, Italy, 1961," Severi, L., ed., Perugia, Univ. of
   Perugia, 1962  Volume(issue)/page/year: -,83,1962

TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 33 gm/kg/22W-I
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Tumorigenic - tumors at site of application
REFERENCE :
   PAACA3 Proceedings of the American Association for Cancer Research. (Waverly
   Press, 428 E. Preston St., Baltimore, MD 21202)  V.1-    1954-
   Volume(issue)/page/year: 18,225,1977

TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1900 mg/kg/19W-I
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Tumorigenic - tumors at site of application
REFERENCE :
   13BYAH "Morphological Precursors of Cancer, Proceedings of an International
   Conference, Perugia, Italy, 1961," Severi, L., ed., Perugia, Univ. of
   Perugia, 1962  Volume(issue)/page/year: -,83,1962

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATI

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 27000 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   FOREAE Food Research.  (Champaign, IL)  V.1-25, 1936-60.  For publisher
   information, see JFDSAZ.  Volume(issue)/page/year: 13,29,1948

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : >2 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   TOLED5 Toxicology Letters.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1977-  Volume(issue)/page/year:
   (Suppl),243,1992

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >27 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PESTD5 Proceedings of the European Society of Toxicology.  (Amsterdam,
   Netherlands)  V.16-18, 1975-77.  Discontinued.  Volume(issue)/page/year:
   17,351,1976

TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >5800 mg/m3/4H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   TOLED5 Toxicology Letters.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1977-  Volume(issue)/page/year:
   (Suppl),243,1992

TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 140 mg/kg
SEX/DURATION            : male 14 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland,
   accessory glands
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 14,623,1977

Hazard statements

其他信息

稳定性:Stable. Incompatible with strong oxidizing agents.
使用限量:GB 2760-96(g/kg)：方便面5；非
所属类别一:食品添加剂: 增稠剂
含量分析:羧甲基纤维素钠的百分含量按100减去下述氯化钠和乙醇酸钠的百分含量而得。氯化钠含量精确称取试样约5g，移人一250m1烧杯，加水50ml和30%过氧化氢5ml，在蒸汽浴上加热20min，偶尔搅拌一下，至完全溶解。冷却，采用硫酸银和硫酸汞一硫酸钾电极，并不停搅拌，加水100ml和硝酸10ml，然后用0.05mol/L硝酸银滴定至电位终点。按下式计算试样中的氯化钠百分含量： (584．4Vc)/(100-6)ω其中，V和c分别为所耗硝酸银的体积(m1)和浓度(mol/L)；6为所测得的干燥失重；ω为试样质量(g)；584.4为氯化钠的分子量。乙醇酸钠含量准确称取试样约500mg，移入一100ml烧杯，先经5ml冰乙酸随后用5ml水湿润，然后用玻棒搅至溶液状(一般约需15min)。在搅拌下缓慢加入丙酮50ml，然后加氯化钠1g，搅拌数分钟使羧甲基纤维素钠全部沉淀。经一已用少量丙酮湿润过的软质粗孔滤纸过滤，将滤液收集于一100ml容量瓶中，另用30ml丙酮将滤渣移人滤纸并淋洗滤渣，然后用丙酮稀释，定容后混匀。按下述制备标准液：准确称取室温下干燥器中过夜的乙醇酸100mg，移人一100ml容量瓶中，用水溶解，定容后混匀。该液应在30天之内使用。将该液1.0.、2.0、3.0和4.0m1分别移入四只100ml容量瓶中，分别加水至约5ml，然后加冰乙酸5ml，并用丙酮稀释、定容。取前述试样液2.0ml和各标准液各2.0ml，分别移入五只25ml容量瓶中，另配一空白瓶，内含由冰乙酸和水各占5%的丙酮液2.0ml。将各容量瓶不加盖在沸水浴上保持20min以除去丙酮，取下，冷却。每只瓶中各加2，7-二羟萘试液(TS-85)5.0ml，强力混合后再加15ml，再强烈混合。取小片铝薄盖口。将容量瓶垂直放入沸水浴中保持20min，然后取出，冷却，用硫酸定容后混匀。用一适当的分光光度计，以空白液为对比，在540nm处测定各液的吸光度，按标准液吸光度绘制标准曲线，然后根据标准曲线和试样的吸光度求出试样中乙醇酸的质量(mg)叫，然后按下式求出试样中
参考质量标准一:GBl904--89食品 FH6特高型 FH6型 FM6型 2%水溶液黏度/mPa·S ≥1200 800～1200 300~800 钠含量(Na)/% 6.5～8.5 pH 6.5～8.5 水分/% ≤10 氯化物(以NaCl计)/% ≤1.8 重金属(以Pb计)/% ≤0.002 铁(以Fe计)/% ≤0.03 砷(以As计)/% ≤0.0002
EPA化学物质信息:Cellulose, carboxymethyl ether, sodium salt(9004-32-4)
图谱信息:羧甲基纤维素(9004-32-4)红外图谱(IR2) 羧甲基纤维素(9004-32-4)红外图谱(IR1)
所属类别四:化工助剂: 油田化学品: 钻井用化学品
食品添加剂最大允许使用量最大允许残留量标准:添加剂中文名称允许使用该种添加剂的食品中文名称添加剂功能最大允许使用量（g/kg）最大允许残留量（g/kg）羧甲基纤维素钠食品增稠剂按生产需要适量使用（有特别规定的除外）羧甲基纤维素钠
所属类别二:食品添加剂: 增稠剂和胶凝剂
具有湿润性，可溶于水，在中性或微碱性时为高粘度液体。对化学药品、热、光稳定。无臭、无味。CMC是纤维素经羧甲基化而制得的聚合物，纯的羧甲基纤维素无实用价值，实际使用的是
用途:作乳化稳定剂和增稠剂。我国规定可用于方便面，最大使用量5g/kg；在饮料(不包括固体饮料)中最大使用量1.2g/kg；在饼干、膨化食品、冰棍、雪糕、糕点和果冻中，按生产需要适量使用。
所属类别三:饲料添加剂: 饲料黏结剂、抗结块剂和稳定剂
{C
RTECS号:FJ5950000
F:3
食品添加剂最大允许使用量最大允许残留量标准:添加剂中文名称允许使用该种添加剂的食品中文名称添