| CAS号: | 1310-73-2 | 
| 分子式: | NaOH | 
| 分子量: | 40 | 
| 别名: | 苛性钠,烧碱 | 
| 分子结构式: |  | 
| 货号 | 品名 | 产品规格 | 包装 | 单价(RMB) | 可用库存 | 备注 | 数量 | |
|---|---|---|---|---|---|---|---|---|
无色透明的晶体。易溶于水,同时强烈放热。并溶于乙醇和甘油;不溶于丙酮、乙醚。露放在空气中,最后会完全溶解成溶液。
熔点  681 °C(lit.) 
沸点  145 °C 
密度  1.515 g/mL at 20 °C 
折射率  1,473-1,475 
闪点  176-178°C
GB/T 629-199
项目Item                 优级纯   分析纯   化学纯
                                                            (GR)        (AR)     (CP)
含量(NaOH)Assay,%          ≥ 97.0       96.0    95.0
碳酸盐(以NaCO3计)
Carbonate,%                          ≤ 1.0     1.5   3.0
澄清度试验Clarity                   合格     合格   合格
氯化物(Cl)Chloride,%                     ≤ 0.002    0.005   0.01
硫酸盐(SO4)Sulfate,%              ≤ 0.002    0.005   0.02
总氮量(N)Total nitrogen,%     ≤ 0.0005   0.001   0.002
磷酸盐(PO4)Phosphate,%         ≤ 0.0005   0.001   0.002
硅酸盐(SiO3)Silicate,%                  ≤ 0.005       0.01     0.05
镁(Mg)Magnesium,%                     ≤ 0.0005       --       --
铝(Al)Aluminum,%        ≤ 0.001       0.002    0.005
钾(K)Potassium,%         ≤ 0.02        0.05      --
钙(Ca)Calcium,%         ≤ 0.002       0.01     0.05
铁(Fe)Iron,%                     ≤ 0.005       0.001    0.002
镍(Ni)Nickel,%                      ≤ 0.001        --       --
锌(Zn)Zinc,%                                     ≤ 0.001        --       --
砷(As)Arsenic,%                              ≤ 0.001        --       --
重金属(以Pb计)Heavy metals,% ≤ 0.001       0.003    0.003
        
ACS级
项目名称                                  ACS Grade
含量(NaOH)Assay                             ≥97%
碳酸钠Sodium carbonate                      ≤1.0%
硫酸盐(SO4)Sulfate                          ≤0.003%
氯化物(Cl)Chloride                          ≤0.005%
氮化合物(以N计)Nitrogen compounds           ≤0.001%
磷酸盐(PO4)Phosphate                        ≤0.001%
重金属(以Pb计)Heavy metals                  ≤0.002%
铁(Fe)Iron(Fe)                              ≤0.001%
镍(Ni)Nickel                                ≤0.001%
汞(Hg)Mercurous                             ≤0.1ppm
钙(Ca)Calcium                               ≤0.005%
镁(Mg)Magnesium                             ≤0.002%
钾(K)Potassium                              ≤0.02%
品级Grade                                  药用级
                                (Ph. Eur., BP, NF, E524, 98-100.5%, pellets ) 
含量assay                                  98-100.5% 
总氮total nitrogen (N)                     ≤0.0005%  
重金属heavy metals (as Pb)                 ≤0.002% 
碳酸钠Na2CO3                               ≤0.5%  
氯离子chloride (Cl-):                      ≤20 ppm 
磷酸根phosphate (PO43-):                   ≤10 ppm 
硅酸根silicate (as SiO2):                  ≤100 ppm 
硫酸根sulfate (SO42-):                     ≤30 ppm 
氯Al:                                      ≤10 ppm
砷As:                                      ≤2 ppm 
钙Ca:                                      ≤10 ppm 
铁Fe:                                      ≤10 ppm 
汞Hg:                                      ≤1 ppm
钾K:                                       ≤1000 ppm 
铅Pb:                                      ≤0.5 ppm 
品级Grade                         电子级, 99.99% metals basis   
                        (semiconductor grade, 99.99% metals basis) 
外观Appearance                          White Pellets
X-射线衍射分析X-Ray Diffraction         Conforms to Structure 
纯度Purity                              ≥99.99% Based on Trace Metals Analysis By ICP and AA Combined
氢氧化钠NaOH(Titration by HCL)          95.0 %
碳酸钠Na2CO3                            1.0 %
痕量金属分析total metallic impurities   ≤200ppm by ICP Atomic emission
≥98%, pellets (anhydrous):
外观Appearance                          White Pellets
水溶性Solubility                        Clear Colorless,100 mg/ml, H2O
纯度Purity(Titration by HCl)            ≥ 98 %
碳酸钠杂质Impurity(As Na2CO3)           ≤1.0 %
品级Grade                               荧光专用   
                           (for luminescence, ≥98.0% (T), pellets) 
外观Appearance                          pellets
含量assay                               ≥98.0% (T) 
不溶物insoluble matter,                 passes filter test 
总氮total nitrogen (N)                  ≤0.0003%  
二氧化硅silicon dioxide (SiO2)          ≤0.0005%    
碳酸钠sodium carbonate (Na2CO3)         ≤1.0% 
水溶性solubility H2O: soluble1 M at 20 °C, clear, colorless 
anion traces 
  chloride (Cl-):                       ≤10 ppm 
  phosphate (PO43-):                    ≤5 ppm 
  sulfate (SO42-):                      ≤5 ppm 
cation traces 
  Ag:                                   ≤5 ppm 
  Al:                                   ≤5 ppm 
  As:                                   ≤0.1 ppm 
  Ba:                                   ≤5 ppm 
  Bi:                                   ≤5 ppm 
  Ca:                                   ≤10 ppm 
  Cd:                                   ≤5 ppm 
  Co:                                   ≤5 ppm 
  Cr:                                   ≤5 ppm 
  Cu:                                   ≤5 ppm 
  Fe:                                   ≤5 ppm 
  Hg:                                   ≤0.1 ppm 
  K:                                    ≤200 ppm 
  Li:                                   ≤5 ppm 
  Mg:                                   ≤5 ppm 
  Mn:                                   ≤5 ppm 
  Mo:                                   ≤5 ppm 
  Ni:                                   ≤5 ppm 
  Pb:                                   ≤5 ppm 
  Sr:                                   ≤5 ppm 
  Zn:                                   ≤5 ppm 
λ 1 M in H2O 
UV absorption λ: 260 nm A:              ≤0.015 
UV absorption λ: 280 nm A:              ≤0.01 
suitability                             in accordance for luminescence 
品级Grade                   ACS级,, K ≤0.02%, ≥98.0% (T), 片状   
                           (ACS, K ≤0.02%, ≥98.0% (T), pellets) 
外观Appearance                          pellets
含量assay                               ≥98.0% (T) 
总氮total nitrogen (N)                  ≤0.0003%  
二氧化硅silicon dioxide (SiO2)          ≤0.0005%    
碳酸钠sodium carbonate (Na2CO3)         ≤1.0% 
水溶性solubility H2O: soluble1 M at 20 °C, clear, colorless 
anion traces 
  chloride (Cl-):                       ≤10 ppm 
  phosphate (PO43-):                    ≤5 ppm 
  sulfate (SO42-):                      ≤5 ppm 
cation traces 
  Ag:                                   ≤5 ppm 
  Al:                                   ≤5 ppm 
  As:                                   ≤0.1 ppm 
  Ba:                                   ≤5 ppm 
  Bi:                                   ≤5 ppm 
  Ca:                                   ≤10 ppm 
  Cd:                                   ≤5 ppm 
  Co:                                   ≤5 ppm 
  Cr:                                   ≤5 ppm 
  Cu:                                   ≤5 ppm 
  Fe:                                   ≤5 ppm 
  Hg:                                   ≤0.1 ppm 
  K:                                    ≤200 ppm 
  Li:                                   ≤5 ppm 
  Mg:                                   ≤5 ppm 
  Mn:                                   ≤5 ppm 
  Mo:                                   ≤5 ppm 
  Ni:                                   ≤5 ppm 
  Pb:                                   ≤5 ppm 
  Sr:                                   ≤5 ppm 
  Zn:                                   ≤5 ppm 
 
用途 用于纺织、印染、搪瓷、造纸、合成洗涤剂、农药、冶金、食品、橡胶等行业
用途 基本化工原料,广泛用于化工、冶金、造纸、石油、纺织以及日用化工等部门
用途 用作分析试剂、皂化剂、少量二氧化碳和水的吸收剂,还用于钠盐制造
危险性质
危险品标志  C,Xi 
危险类别码  36/38-35-34 
安全说明  26-45-37/39-24/25-36/37/39 
WGK Germany  1 
RTECS号 TT2975000 
F  8 
HazardClass  8 
PackingGroup  II 
存储:常温
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