氯化钠

MDL：
MFCD00003477

分子式：
NaCl

分子量：
58.44

别名：
食盐 Common salt Table salt Roch salt Sea salt Brine

产品订购：

品名	规格	包装	单价	货期
氯化钠	高纯级,≥99.9%	500g	107.8元	现货
氯化钠	高纯级,≥99.9%	1kg	206.8元	现货
氯化钠	＞99.5%	100g	82.5元	现货
氯化钠	＞99.5%	500g	264元	现货
氯化钠	AR	500g	27.5元	咨询客服
氯化钠	CP	500g	27.5元	咨询客服
氯化钠	GR	500g	39.6元	咨询客服
氯化钠	AR	25kg	319元	咨询客服
氯化钠	PT,99.8%	100g	22元	咨询客服
氯化钠	光谱级SP, 99.99% (metals basis)	25g	55元	咨询客服
氯化钠	99.99% trace metals basis	25g	55元	咨询客服
氯化钠	99.99% trace metals basis	100g	209元	咨询客服
氯化钠	PT,99.8%	1kg	209元	咨询客服
氯化钠	用于分子生物学, ≥99.5% (AT)	500g	209元	咨询客服
氯化钠	用于分子生物学, ≥99.5% (AT)	2.5kg	869元	咨询客服
氯化钠	用于细胞和昆虫细胞培养，≥99.5% (T)	500g	209元	咨询客服
氯化钠	用于细胞和昆虫细胞培养，≥99.5% (T)	2.5kg	429元	咨询客服
氯化钠	for HPLC, ≥99.5% (AT)	250g	869元	咨询客服
氯化钠	用于植物细胞培养, ≥99.5%	1kg	528元	咨询客服
氯化钠	USP	2.5kg	88元	咨询客服
氯化钠	USP	25kg	814元	咨询客服
氯化钠	≥99.999% (metals basis)	25g	308元	咨询客服
氯化钠	≥99.999% (metals basis)	100g	1089元	咨询客服
氯化钠	农残级, ≥99.5%	500g	385元	咨询客服

性状：
白色四方形结晶或结晶性粉末，透明或半透明大形结晶，能溶于水和甘油，微溶于醇。25℃时，1g溶于2.8ml水、2.6ml沸水、10ml甘油，极微溶于乙醇。其水中溶解度因盐酸存在而减少，几乎不溶于浓盐酸。水溶液呈中性，pHo 6.7-7.3。半数致死量(大鼠，经口)3.75+/-0.43g/kg。
密度：1.202
熔点：804℃
沸点：1413℃

质量标准：
GB /T 1266-86      
项目Item                     优级纯      分析纯      化学纯  
                              (GR)        (AR)        (CP)
含量(NaCl)Assay,%          ≥ 99.8        99.5        99.5
水溶液反应water Solution reaction
                              合格        合格        合格  
澄清度试验Clarty              合格        合格        合格  
水不溶物Insiluble matter in water,%  
                           ≤ 0.003       0.005       0.02      
干燥失重Drying loss,%      ≤ 0.2         0.5         0.5
碘化物(I)Iodide,%          ≤ 0.001       0.002       0.012      
溴化物(Br)Bromide,%        ≤ 0.005       0.01        0.05    
硫酸盐(SO4)Sulfate,%       ≤ 0.001       0.002       0.005    
磷酸盐(PO4)Phosphate,%     ≤ 0.0005      0.001        --    
氮化合物(N)Nitrogen,%      ≤ 0.0005      0.001       0.003    
镁(Mg)Magnesium compounds,%    
                           ≤ 0.001       0.002       0.005    
钾(K)Pitassium,%           ≤ 0.01        0.02        0.04      
钙(Ca)Calcium,%            ≤ 0.002       0.005       0.01      
亚铁氰化物(以Fe(CN)6计)Ferrocyanide,%
                           ≤ 0.0001      0.0001      --  
铁(Fe)Iron,%               ≤ 0.0001      0.0002      0.0005  
砷(As)Arsenic,%            ≤ 0.00002     0.00005     0.0001  
钡(Ba)Barium,%             ≤ 0.001       0.001       0.001    
重金属(以Pb计)Heavy metals,%    
                           ≤ 0.0005      0.0005      0.001    
  

项目名称　                                 ACS Grade
含量Assay                                  ≥ 99.0%
pH(5%溶液,25.0℃)pH of a 5% solution at 25.0℃ 5.0-9.0
水不溶物Insoluble matter                   ≤ 0.005%
碘化物(I)Iodide(I)                         ≤ 0.002%
溴化物(Br)Bromide(Br)                      ≤ 0.01%
氯化物和硝酸盐(以NO3计)
Chloride and Nitrate                       ≤ 0.003%
磷酸盐(PO4)Phosphate                       ≤ 5ppm
硫酸盐(SO4)Sulfate                         ≤0.004%
钡(Ba)Barium(Ba)                           Passes test
重金属(以Pb计)Heavy metals(as Pb)          ≤5ppm
铁(Fe)Iron                                 ≤2ppm
钙(Ca)Calcium                              ≤0.002%
镁(Mg)Magnesium                            ≤0.001%
钾(K)Potassium                             ≤0.005%

项目                                       分子生物学级    
                                       (for molecular biology , ≥99.5% (AT))
外观Appearance                             白色结晶粉末
纯度Purity                                  >99.5 %  (银量法)
重金属Heavy metals (as Pb)                  <5 ppm
DNA酶、RNA酶、蛋白酶等Dnase,Rnase,Protease  未检测到
紫外吸光度UV (0.1 M 水溶液)
260 nm A:                                  <0.01
280 nm A:                                  <0.01
痕量分析Trace analysis :
碘I                                         < 20 PPM
磷酸根PO4                                   < 5 PPM
硫酸根SO4                                   < 4 PPM
钙Ca                                        < 50 PPM
铁Fe                                        < 2 PPM
镁Mg                                        < 50 PPM
钾K                                         < 50 PPM

品级Grade                               细胞和昆虫细胞培养级  
                                 (for cell culture , insect cell culture)
外观Appearance                            白色粉末
红外光谱鉴别Infrared spectrometry         Conforms
纯度Purity                                99.5 ～ 100.5%  (银量滴定)  
细胞培养测试Cell culture test             pass
昆虫细胞培养测试Insect cell culture test  pass

品级Grade                               植物细胞培养级  
                                 (for plant cell culture, ≥99.5%)
外观Appearance                            白色粉末
红外光谱鉴别Infrared spectrometry         Conforms
纯度Purity                                99.5 ～ 100.5%  (银量滴定)  
细胞培养测试Plant cell culture            pass

品级Grade                               色谱纯  
                               (for HPLC, ≥99.5% (AT))
外观Appearance                          白色结晶粉末
红外光谱鉴别Infrared spectrometry       Conforms
纯度Purity                              ≥99.5% (AT)
pH                                      5.0-8.0
水溶性solubility H2O:                   soluble100 mg/mL, clear, colorless
λ 10 % in H2O
紫外吸光值UV absorption
  λ: 220 nm A:                          ≤0.05
  λ: 230 nm A:                          ≤0.03
  λ: 240 nm A:                          ≤0.02
  λ: 260 nm A:                          ≤0.01
  λ: 500 nm A:                          ≤0.01
RP gradient test                         pass
filter test                              pass

≥99.999% (metals basis)：

外观Appearance                          白色粉末或结晶粉末
X-射线衍射分析X-Ray Diffraction         Conforms to standard
纯度Purity                              ≥99.999% Based On Trace Metals Analysis
氯Cl                                    ≥60.0 % （Titration by AgNO3）
ICP Assay                               Confirms Sodium component
溴bromide (Br-):                        ≤10 ppm
总氮total nitrogen (N)                  ≤10 ppm  
氰化铁hexacyanoferrate(II) ([Fe(CN)6]4-): ≤1 ppm
碘iodide (I-):                          ≤10 ppm
磷酸phosphate (PO43-):                  ≤5 ppm
硫酸根sulfate (SO42-):                  ≤10 ppm
痕量金属分析Trace Metal Analysis        20ppm by ICP Atomic emission
总金属杂质Total Metallic Impurities
  Al:                                   ≤0.01 ppm
  As:                                   ≤0.01 ppm
  Ba:                                   ≤2 ppm
  Ca:                                   ≤0.1 ppm
  Cd:                                   ≤0.005 ppm
  Ce:                                   ≤0.05 ppm
  Co:                                   ≤0.005 ppm
  Cr:                                   ≤0.01 ppm
  Cs:                                   ≤5 ppm
  Cu:                                   ≤0.005 ppm
  Eu:                                   ≤0.005 ppm
  Fe:                                   ≤0.05 ppm
  Hg:                                   ≤0.001 ppm
  K:                                    ≤5 ppm
  La:                                   ≤0.005 ppm
  Li:                                   ≤0.5 ppm
  Mg:                                   ≤0.05 ppm
  Mn:                                   ≤0.01 ppm
  Ni:                                   ≤0.01 ppm
  Pb:                                   ≤0.005 ppm
  Rb:                                   ≤0.5 ppm
  Sc:                                   ≤0.005 ppm
  Sm:                                   ≤0.005 ppm
  Sr:                                   ≤0.1 ppm
  Tl:                                   ≤0.005 ppm
  Y:                                    ≤0.005 ppm
  Yb:                                   ≤0.005 ppm
  Zn:                                   ≤0.02 ppm

(光谱纯SP),optical grade, 99.99% trace metals basis:

外观Appearance                          Colorless Chunks
纯度Purity                              ≥99.99% Based On Trace Metals Analysis
氯Cl                                    59.8 - 61.6 %（Titration by AgNO3）
ICP:                                    Confirms Sodium Component Confirmed
痕量金属分析Trace Metal Analysis        ≤200.0 ppm
总金属杂质Total Metallic Impurities     (Ca、Cu、Eu、Fe、Li、Sr)

品级Grade                               农残级  
                               (for pesticide residue analysis, ≥99.5% (AT))
外观Appearance                          白色结晶粉末
红外光谱鉴别Infrared spectrometry       Conforms
纯度Purity                              ≥99.5% (AT)
总杂质total impurities                  ≤0.1 ng/g pestizides

品级Grade                               美国药典级  
                                        (USP)
IDENTITY                                PASS
APPEARANCE OF SOLUTION                  PASS
ACIDITY OR ALKALINITY                   PASS
RESIDUAL SOLVENTS                       MEETS THE REQUIREMENTS
LOSS ON DRYING                          ≤0.5%
BROMIDES                                ≤0.010%
IODIDES                                 PASS
MAGNESIUM AND ALKALINE EARTH METALS     ≤ 0.01%
ARSENIC                                 ≤ 1 PPM
IRON                                    ≤ 2 PPM
BARIUM                                  PASS
FERROCYANIDES                           PASS
SULFATE                                 ≤ 0.020%
NITRITES                                PASS
PHOSPHATE                               ≤ 0.0025%
POTASSIUM                               ≤ 0.05%
HEAVY METALS                            ≤ 5 PPM
ASSAY(DRY BASIS)                        99.0% TO 100.5% 

贮存：
密封保存。
测定硝酸银的基准。微量测定氟和硅酸盐。用于高纯分析。血液常规检验。肝功能试验。制备细菌血清学培养基。致冷混合剂。食物保存。照相。分析试剂，点滴分析定氟及硅酸盐、色层分析用试剂。