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次氯酸钠

次氯酸钠用途

【用途一】
用于医药工业,还用作漂白剂
【用途二】
主要用于纸浆、纺织品和化学纤维作漂白剂,水处理中用作净水剂、杀菌剂、消毒剂,染料工业用于制造靛蓝等
【用途三】
用作氧化剂,主要用于纸浆及织物的漂白,水处理,用于染料中间体及靛蓝的制造等
【用途四】
用于医药、造纸工业
【用途五】
抗微生物剂;杀菌剂;漂白剂;脱臭剂。
用于饮料水、果蔬的消毒。食品制造的设备、器具的杀菌消毒。
杀菌消毒要求的有效氯浓度及时间:水的消毒,0.3~1.0mg/kg,3~5min;果蔬消毒50~100mg/kg,5~10min;食器的消毒,100mg/kg,2~5min。淀粉的漂白杀菌使用0.16%以下浓度。啤酒制造厂的墙、地、设备等用75mg/kg的溶液喷雾消毒。
【用途六】
主要用于纸浆、纺织品(如布匹、毛巾、汗衫等)、化学纤维和淀粉的漂白。制皂工业用作油脂的漂白剂。化学工业用于生产水合肼、单氯胺、双氯胺。也用于制造钴、镍的氯化剂。水处理中用作净水剂、杀菌剂、消毒剂。染料工业用于制造硫化宝蓝。有机工业用于制造氯化苦,电石水合制乙炔的清净剂。农业和畜牧业用作蔬菜、水果、饲养场和畜舍等的消毒剂和去臭剂。食品级产品用于饮料水、水果和蔬菜的消毒,食品制造设备、器具的杀菌消毒。
【用途七】
次氯酸钠水溶液主要用于造纸、纺织工业的漂白,以及水处理和杀菌消毒,还用于水合肼等合成。
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次氯酸钠名称

[ CAS 号 ]:
7681-52-9

[ 中文名 ]:
次氯酸钠

[ 英文名 ]:
Sodium hypochlorite

[中文别名 ]:

[英文别名 ]:

次氯酸钠物理化学性质

[ 密度 ]:
1.25 g/mL at 20 °C

[ 沸点 ]:
111 °C

[ 熔点 ]:
-16 °C

[ 分子式 ]:
ClNaO

[ 分子量 ]:
74.442

[ 精确质量 ]:
73.953537

[ PSA ]:
23.06000

[ LogP ]:
0.57070

[ 外观性状 ]:
无色液体带有强烈的气味

[ 储存条件 ]:
库房通风低温干燥,与易燃物分开存放

[ 稳定性 ]:
Stable. Contact with acids releases poisonous gas ( chlorine ). Light sensitive. Incompatible with strong acids, amines, ammonia, ammonium salts, reducing agents, metals, aziridine, methanol, formic acid, phenylacetonitrile.

[ 水溶解性 ]:
decomposes.

次氯酸钠MSDS

次氯酸钠毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :
NH3486300
CHEMICAL NAME :
Hypochlorous acid, sodium salt
CAS REGISTRY NUMBER :
7681-52-9
LAST UPDATED :
199710
DATA ITEMS CITED :
27
MOLECULAR FORMULA :
Cl-O.Na
MOLECULAR WEIGHT :
74.44

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - woman
DOSE/DURATION :
1 gm/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Vascular - BP lowering not characterized in autonomic section Skin and Appendages - corrosive (after topical exposure)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Human - man
DOSE/DURATION :
45 mg/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - other changes Gastrointestinal - nausea or vomiting
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
5800 mg/kg
TOXIC EFFECTS :
Behavioral - changes in motor activity (specific assay) Gastrointestinal - other changes
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
140 mg/kg/9W-C
TOXIC EFFECTS :
Endocrine - changes in spleen weight Immunological Including Allergic - decrease in cellular immune response Biochemical - Metabolism (Intermediary) - lipids including transport
TYPE OF TEST :
Micronucleus test
TYPE OF TEST :
Cytogenetic analysis

MUTATION DATA

TYPE OF TEST :
Cytogenetic analysis
TEST SYSTEM :
Rodent - hamster Lung
DOSE/DURATION :
100 mg/L
REFERENCE :
ATSUDG Archives of Toxicology, Supplement. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) No.1- 1978- Volume(issue)/page/year: 4,41,1980 *** REVIEWS *** IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 52,159,1991 IARC Cancer Review:Human No Available Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 52,159,1991 IARC Cancer Review:Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 52,159,1991 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 69090 No. of Facilities: 70228 (estimated) No. of Industries: 202 No. of Occupations: 111 No. of Employees: 556864 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 69090 No. of Facilities: 23747 (estimated) No. of Industries: 168 No. of Occupations: 132 No. of Employees: 562423 (estimated) No. of Female Employees: 265913 (estimated)
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次氯酸钠安全信息

[ 符号 ]:

GHS05, GHS09

[ 信号词 ]:
Danger

[ 危害声明 ]:
H315-H318-H400

[ 警示性声明 ]:
P273-P280-P305 + P351 + P338

[ 危害码 (欧洲) ]:
C:Corrosive

[ 风险声明 (欧洲) ]:
31-34-36/38-36/37/38

[ 安全声明 (欧洲) ]:
S26-S36/37/39-S45-S50A-S28A

[ 危险品运输编码 ]:
UN 1791 8/PG 3

[ WGK德国 ]:
2

[ RTECS号 ]:
NH3486300

[ 包装等级 ]:
III

[ 危险类别 ]:
8

[ 海关编码 ]:
2828900000

次氯酸钠合成路线

次氯酸钠上下游产品

次氯酸钠制备

1.液碱氯化法:将一定量的液碱加入适量的水,配成30%以下氢氧化钠溶液,在35℃以下通入氯气进行反应,待反应溶液中次氯酸钠含量达到一定浓度时,制得次氯酸钠成品。其

2.向冷氢氧化钠溶液中通入氯气。在反应器中将500g NaOH溶于500mL水,将此溶液与2kg碎冰混合。用致冷剂尽量冷却混合物(温度应低于-10℃),在冷却下减压通入氯气直至溶液增重800g为止。所得NaClO溶液中等浓度,可在阴暗冷处长期保存。

3.用漂白粉和碳酸钠反应制备。把100g含35%~36%有效氯的漂白粉与170mL水混合均匀搅拌15min。在搅拌下向此溶液中加入70g Na2CO3溶于170mL水的溶液。反应物最初变稠,然后变稀,过滤除去CaCO3沉淀得320mLNaClO溶液。有效氯71~100g/L。

4.将氯气通入氢氧化钠溶液中即可制得次氯酸钠的饱和溶液,含量为5.25%。

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次氯酸钠海关

[ 海关编码 ]: 2828900000

次氯酸钠文献

A method for sampling microbial aerosols using high altitude balloons.

J. Microbiol. Methods 107 , 161-8, (2015)

Owing to the challenges posed to microbial aerosol sampling at high altitudes, very little is known about the abundance, diversity, and extent of microbial taxa in the Earth-atmosphere system. To dire...

Selective Modification of Halloysite Nanotubes with 1-Pyrenylboronic Acid: A Novel Fluorescence Probe with Highly Selective and Sensitive Response to Hyperoxide.

ACS Appl. Mater. Interfaces 7 , 23805-11, (2015)

A novel fluorescence probe based on modified halloysite nanotubes (HNTs) by using 1-pyrenylboronic acid selectively grafted onto the inner surface of lumen was successfully achieved. The solid-state n...

Chemical isolation and characterization of different cellulose nanofibers from cotton stalks.

Carbohydr. Polym. 134 , 581-9, (2015)

Recently, cellulose nanofibers (CNFs) have received wide attention in green nanomaterial technologies. Production of CNFs from agricultural residues has many economic and environmental advantages. In ...


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公司名:山东金悦源新材料有限公司

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【次氯酸钠】化源网提供次氯酸钠CAS号7681-52-9,次氯酸钠MSDS及其说明、性质、英文名、生产厂家、作用/用途、分子量、密度、沸点、熔点、结构式等。CAS号查询次氯酸钠上化源网,专业又轻松。>>电脑版:次氯酸钠

标题:次氯酸钠_MSDS_用途_密度_次氯酸钠CAS号【7681-52-9】_化源网 地址:https://m.chemsrc.com/mip/cas/7681-52-9_122365.html