乙二胺四乙酸四钠

  • 基本信息
  • 制备方法及用途
  • 物化性质
  • 安全信息
  • 毒理性
  • MSDS
  • 海关数据
  • 结构与计算化学
  • 上游产品
  • 下游产品

乙二胺四乙酸四钠 基本信息

中文名称:
乙二胺四乙酸四钠 
中文别名:
乙二胺四乙酸四钠;
EDTA四钠;
乙二胺四乙酸四钠盐四水合物;
維耳新 
英文名称:
Edetate Sodium
英文别名:
EDTA tetrasodium;
Sodium edetate 
CAS No.:
64-02-8
分 子 式:
C10H12N2Na4O8
分 子 量:
380.17
精确分子量:
380.01800
PSA:
167.00000
MDL:
MFCD00012460
EINECS:
200-573-9
InChI:
The Key: HLWRUJAIJJEZDL-UHFFFAOYSA-K
危险品标志:
IrritantXi
风险术语:
R36/37/38
安全术语:
S26;S37/39
分子结构式:
SDS:
查看

乙二胺四乙酸四钠 制备方法及用途

制备方法

乙二胺四乙酸二钠用于洗涤剂、染色助剂、纤维处理剂、化妆品添加剂、食品添加剂、农业微肥及海水养殖等。

合成制备方法

 由乙二胺与氯乙酸反应,或由乙二胺与甲醛、氰化钠反应而得。

 

用途简介

用途

用作彩色感光材料冲洗加工漂白定影液、丁苯橡胶的活化剂、硬水软化剂、多价螯合剂等。EDTA四钠在各种pH范围内及各种浓度下对含钙硬水都有络合能力,而在pH≥8时效力最高。与钙金属以11的摩尔比络合,在水中对热的稳定性极好,甚至在过热水中也不会分解,是一种很有效的硬水软化剂。本品无毒。

乙二胺四乙酸四钠 物化性质

外观与性状:
白色奶油色粉末
密度:
6.9 g/cm3
熔点:
>300 °C(lit.)
沸点:
614.2ºC at 760 mmHg
闪点:
325.2ºC
存储条件/存储方法:

本品应密封于阴凉干燥处避光保存。 

其它信息:

1.       性状:白色结晶性粉末

2.       密度(g/mL,25/4):不确定

3.       相对蒸汽密度(g/mL,空气=1):不确定

4.       熔点(ºC):>300

5.       沸点(ºC,常压):不确定

6.       沸点(ºC, 5.2kPa):不确定

7.       折射率:不确定

8.       闪点(ºC):不确定

9.       比旋光度(º):不确定

10.    自燃点或引燃温度(ºC):不确定

11.    蒸气压(kPa,25ºC):不确定

12.    饱和蒸气压(kPa,60ºC):不确定

13.    燃烧热(KJ/mol):不确定

14.    临界温度(ºC):不确定

15.    临界压力(KPa):不确定

16.    油水(辛醇/水)分配系数的对数值:不确定

17.    爆炸上限(%,V/V):不确定

18.    爆炸下限(%,V/V):不确定

19.    溶解性:溶于水(H2O: 0.1 g/mL, clear, colorless)和酸,不溶于醇、苯和三氯甲烷

乙二胺四乙酸四钠 安全信息

海关代码:
2922499990
WGK_Germany:
2
德国有关水污染物质的分类清单
危险类别码:
R36/38
安全说明:
S26-S36/37-S37/39
RTECS号:
AH5075000
安全标志:
S26:万一接触眼睛,立即使用大量清水冲洗并送医诊治。
:
:
危险标志:
Xi:Irritant;

乙二胺四乙酸四钠 毒理性

CHEMICAL IDENTIFICATION

RTECS NUMBER :
AH5075000
CHEMICAL NAME :
Acetic acid, (ethylenedinitrilo)tetra-, tetrasodium salt
CAS REGISTRY NUMBER :
64-02-8
LAST UPDATED :
199710
DATA ITEMS CITED :
10
MOLECULAR FORMULA :
C10-H12-N2-O8.4Na
MOLECULAR WEIGHT :
380.20
WISWESSER LINE NOTATION :
OV1NVO&2N1VO&1VO &-NA- 4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
28ZPAK "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku," Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha, Czechoslovakia, 1972 Volume(issue)/page/year: -,306,1972
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
AAOPAF AMA Archives of Ophthalmology. (Chicago, IL) V.44(4)-63, 1950-60. For publisher information, see AROPAW. Volume(issue)/page/year: 48,681,1952
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
28ZPAK "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku," Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha, Czechoslovakia, 1972 Volume(issue)/page/year: -,306,1972 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
330 mg/kg
TOXIC EFFECTS :
Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis)
REFERENCE :
REPMBN Revue d'Epidemiologie, Medecine Sociale et Sante Publique. (Masson Editeur, 120 Blvd. Saint-Germain, F-75280 Paris Cedex O6, France) V.1- 1953- Volume(issue)/page/year: 10,391,1962 *** 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 - 80223 No. of Facilities: 49290 (estimated) No. of Industries: 218 No. of Occupations: 128 No. of Employees: 584676 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 80223 No. of Facilities: 55714 (estimated) No. of Industries: 293 No. of Occupations: 186 No. of Employees: 1388281 (estimated) No. of Female Employees: 611582 (estimated)
毒理学数据:

急性毒性:小鼠腹腔LD50330 mg/kg

乙二胺四乙酸四钠 MSDS


Section 1: Product Identification
   Chemical Name:       Ethylenediaminetetraacetic acid, tetrasodium salt tetrahydrate, 99+%    
   CAS Registry Number:       64-02-8    
   Formula:       (NaOOCH2)2NCH2CH2N(CH2COONa)2.4H2O    
   EINECS Number:       200-573-9    
   Chemical Family:       organic amine    
   Synonym:       N,N'-Ethylenediaminediacetic acid tetrasodium salt, Tetrasodium EDTA    

Section 2: Composition and Information on Ingredients
   Ingredient       CAS Number       Percent       ACGIH (TWA)       OSHA (PEL)    
   Title Compound       64-02-8       100%       no data       no data    

Section 3: Hazards Identification
   Emergency Overview:       Irritating to eyes, skin, and respiratory tract.    
   Primary Routes of Exposure:       Eyes, Inhalation of dust.    
   Eye Contact:       Irritating to eyes. May cause redness and pain.    
   Skin Contact:       Mildly irritating to skin. May cause itching and redness.    
   Inhalation:       Dust may be irritating to the nose, mucous membranes and respiratory tract.    
   Ingestion:       No specific information is available on the physiological effects of ingestion.    
   Acute Health Affects:       Irritating to skin, eyes and respiratory tract.    
   Chronic Health Affects:       No information available on long-term chronic effects.    
   NTP:       No    
   IARC:       No    
   OSHA:       No    

SECTION 4: First Aid Measures
   Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need
   Eye Exposure:
   assistance in keeping their eye lids open. Get immediate medical attention.
   Wash the affected area with water. Remove contaminated clothes if necessary. Seek medical assistance if
   Skin Exposure:
   irritation persists.
   Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty
   Inhalation:
   in breathing, coughing, wheezing, or pain. In such cases seek immediate medical assistance.
   Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce
   Ingestion:
   vomiting only if directed by medical personnel.

SECTION 5: Fire Fighting Measures
   Flash Point:       no data    
   Autoignition Temperature:       none    
   Explosion Limits:       none    
   Extinguishing Medium:       dry chemical, carbon dioxide, water fog, or foam.    
   If this product is involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure
   Special Fire Fighting Procedures:
   self-contained breathing apparatus and full protective clothing.
   Hazardous Combustion and       If involved in a fire this material may emit toxic organic fumes.    
   Decomposion Products:
   Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards.

SECTION 6: Accidental Release Measures
   Small spills can be mixed with vermiculite, sodium carbonate or other suitable non combustible adsorbent and
   Spill and Leak Procedures:
   swept up.

SECTION 7: Handling and Storage
   Handling and Storage:       Store in a tightly sealed container. Keep away from heat and direct sunlight.    

SECTION 8: Exposure Controls and Personal Protection
   Eye Protection:       Always wear approved safety glasses when handling a chemical substance in the laboratory.    
   Skin Protection:       Wear appropriate chemical resistant gloves and clothing.    
   Ventilation:       Material may form a fine dust. If possible, handle the material in an efficient fume hood.    
   If ventilation is not available a respirator should be worn. The use of respirators requires a Respirator
   Respirator:
   Protection Program to be in compliance with 29 CFR 1910.134.
   Ventilation:       Material may form a fine dust. If possible, handle the material in an efficient fume hood.    
   Additional Protection:       No additional protection required.    

SECTION 9: Physical and Chemical Properties
   Color and Form:       white xtl.    
   Molecular Weight:       380.18 (452.23)    
   Melting Point:       no data    
   Boiling Point:       no data    
   Vapor Pressure:       not applicable    
   Specific Gravity:       no data    
   Odor:       none    
   Solubility in Water:       soluble    

SECTION 10: Stability and Reactivity
   Stability:       air and moisture stable    
   Hazardous Polymerization:       no hazardous polymerization    
   Conditions to Avoid:       none    
   Incompatibility:       oxidizing agents    
   Decomposition Products:       carbon monoxide, carbon dioxide, organic fumes, sodium oxide, sodium hydroxide and nitrogen oxides.    

SECTION 11: Toxicological Information
   Administration onto the skin (rabbit); Standard Draize test: 500 mg/24H. Administration into the eye (rabbit);
   RTECS Data:       Standard Draize test: 1900 ug. Administration into the eye (rabbit); Standard Draize test: 100 mg/24H.    
   Intraperitoneal (mouse); LD50: 330 mg/kg.
   Carcinogenic Effects:       no data    
   Mutagenic Effects:       no data    
   Tetratogenic Effects:       no data    

SECTION 12: Ecological Information
   Ecological Information:       No information available    

SECTION 13: Disposal Considerations
   Disposal:       Dispose of according to local, state and federal regulations.    

SECTION 14: Transportation
   Shipping Name (CFR):       Non-hazardous    
   Hazard Class (CFR):       NA    
   Additional Hazard Class (CFR):       NA    
   Packaging Group (CFR):       NA    
   UN ID Number (CFR):       NA    
   Shipping Name (IATA):       Non-hazardous    
   Hazard Class (IATA):       NA    
   Additional Hazard Class (IATA):       NA    
   Packaging Group (IATA):       NA    
   UN ID Number (IATA):       NA    

SECTION 15: Regulatory Information
   TSCA:       Listed in the TSCA inventory.    
   SARA (Title 313):       Title compound not listed.    
   Second Ingredient:       none    


SECTION 16 - ADDITIONAL INFORMATION
N/A

乙二胺四乙酸四钠 海关数据

中国海关编码:2922499990

概述:
2922499990 其他氨基酸及其酯及它们的盐(含有一种以上含氧基的除外). 增值税率:17.0% 退税率:9.0% 监管条件:AB(入境货物通关单,出境货物通关单) 最惠国关税:6.5% 普通关税:30.0%
申报要素:
品名, 成分含量, 用途, 乙醇胺及其盐应报明色度, 乙醇胺及其盐应报明包装
监管条件:
A.入境货物通关单B.出境货物通关单
检验检疫:
P.进境动植物、动植物产品检疫Q.出境动植物、动植物产品检疫R.进口食品卫生监督检验S.出口食品卫生监督检验M.进口商品检验N.出口商品检验
摘要/Summary:
HS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

乙二胺四乙酸四钠 分子结构与计算化学数据

计算化学数据

1、   氢键供体数量:0

2、   氢键受体数量:10

3、   可旋转化学键数量:7

4、   拓扑分子极性表面积(TPSA):167

5、   重原子数量:24

6、   表面电荷:0

7、   复杂度:293

8、   同位素原子数量:0

9、   确定原子立构中心数量:0

10、   不确定原子立构中心数量:0

11、   确定化学键立构中心数量:0

12、   不确定化学键立构中心数量:0

13、   共价键单元数量:5

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