甲酸铵

MDL：
--MFCD00013103

分子式：
CH5NO2；HCOONH4

别名：
蚁酸铵 Formic acid ammonium salt

产品订购：

品名	规格	包装	单价	货期
甲酸铵	≥99.995% （metals basis）	100g	418元	咨询客服
甲酸铵	for LC-MS，≥99.0%	50g	2750元	咨询客服
甲酸铵	for HPLC，≥99.0%	50g	748元	咨询客服
甲酸铵	用于质谱, ≥99.0%	50g	638元	咨询客服
甲酸铵	超纯级，99%	500g	638元	咨询客服
甲酸铵	CP	500g	52.8元	咨询客服
甲酸铵	AR	500g	60.5元	咨询客服

性状：
无色结晶。易潮解，易溶于水，能溶于醇、氨水。
熔点:116℃

质量标准：
   
   项目                                    分析纯        化学纯
                                        (AR)          （CP）
pH（50g/L，25℃）                       6.0～7.0      6.0～7.0
澄清度试验                              合格           合格
含量Assay                              ≥98.0%        97.0%
硫酸盐Sulfate                          ≤0.005%       0.01%
氯化物(Cl)Chloride                     ≤0.001%       0.004%
重金属(以Pb计)Heavy metals             ≤0.0002%      0.0004％
铁(Fe)Iron                             ≤0.0005%      0.001%
灼烧残渣Ignition residue               ≤0.01%        0.04%  

品级Grade                               超纯级  
                                      (ultra pure)
含量assay ≥99.0% (calc. based on dry substance, NT)
不溶物insoluble matter,                 passes filter test
水分water                               ≤2%
灼烧残渣Residue on ignition (900°C)    ≤0.1% (as SO4)
pH                                      5.5-7.5 (25 °C, 1 M in H2O)
熔点Melting point                       119-121 °C
痕量阴离子anion traces by ICP-MS
  氯chloride (Cl-):                     ≤50 ppm
  硫酸根sulfate (SO42-):                ≤50 ppm
痕量阳离子cation traces
  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
  K:                                    ≤50 ppm
  Li:                                   ≤5 ppm
  Mg:                                   ≤5 ppm
  Mn:                                   ≤5 ppm
  Mo:                                   ≤5 ppm
  Na:                                   ≤50 ppm
  Ni:                                   ≤5 ppm
  Pb:                                   ≤5 ppm
  Sr:                                   ≤5 ppm
  Zn:                                   ≤5 ppm
λ 1 M in H2O
紫外吸收UV absorption
  λ: 260 nm A:                          ≤0.01
  λ: 280 nm A:                          ≤0.01

≥99.995% （metals basis）：

外观Appearance                          White Moist Crystals
红外光谱鉴别Infrared spectrometry       Conforms to Structure
纯度Purity                              ≥99.995% Based On Trace Metals Analysis
痕量金属分析Trace Metal Analysis        50ppm by ICP Atomic emission
总金属杂质Total Metallic Impurities    (Al、As、Ba、Na)

品级Grade                               色谱纯  
                                      (for HPLC，≥99.0%)
纯度Purity                              ≥99.0% (dried material, NT)
水分 water                              ≤2%  
pH                                      5.5-7.5 (20 °C, 10% in H2O)
熔点Melting point                       119-121 °C
水溶性solubility H2O:                   soluble0.1 g/mL at 25 °C, clear, colorless
λ 10 % in H2O
紫外吸光值UV absorption
  λ: 250 nm A:                          ≤0.05
  λ: 260 nm A:                          ≤0.04
  λ: 270 nm A:                          ≤0.03  
  λ: 280 nm A:                          ≤0.02
  λ: 500 nm A:                          ≤0.02
for RP gradient test                    corresponds to standard
for filter test                         corresponds to standard

品级Grade                               LC-MS专用  
                          (eluent additive for LC-MS，≥99.0%)
纯度Purity                              ≥99.0% (dried material, NT)
不溶物insoluble matter,                 passes filter test
水分water                               ≤2%
灼烧残渣Residue on ignition (900°C)    ≤0.1% (as SO4)
pH                                      5.5-7.5 (25 °C, 1 M in H2O)
熔点Melting point                       119-121 °C
痕量阴离子anion traces by ICP-MS
  氯chloride (Cl-):                     ≤50 ppm
  硫酸根sulfate (SO42-):                ≤50 ppm
痕量阳离子cation traces by ICP-MS
  Al:                                   ≤1 ppm
  As:                                   ≤0.1 ppm              
  Ba:                                   ≤1 ppm
  Bi:                                   ≤1 ppm
  Ca:                                   ≤5 ppm
  Cd:                                   ≤1 ppm
  Co:                                   ≤1 ppm
  Cr:                                   ≤1 ppm
  Cu:                                   ≤1 ppm
  Fe:                                   ≤1 ppm
  K:                                    ≤5 ppm
  Li:                                   ≤1 ppm
  Mg:                                   ≤1 ppm
  Mn:                                   ≤1 ppm
  Mo:                                   ≤1 ppm
  Na:                                   ≤5 ppm
  Ni:                                   ≤1 ppm
  Pb:                                   ≤1 ppm
  Sr:                                   ≤1 ppm
  Zn:                                   ≤1 ppm
suitability in accordance for LC-MS

品级Grade                               质谱专用  
                          (for mass spectroscopy, ≥99.0%)
纯度Purity                              ≥99.0% (dried material, NT)  
不溶物insoluble matter,                 passes filter test
水分water                               ≤2%
灼烧残渣Residue on ignition (900°C)    ≤0.1% (as SO4)
pH                                      5.5-7.5 (25 °C, 1 M in H2O)
熔点Melting point                       119-121 °C
痕量阴离子anion traces by ICP-MS
  氯chloride (Cl-):                     ≤50 ppm
  硫酸根sulfate (SO42-):                ≤50 ppm
痕量阳离子cation traces by ICP-MS
  Al:                                   ≤1 ppm
  As:                                   ≤0.1 ppm              
  Ba:                                   ≤1 ppm
  Bi:                                   ≤1 ppm
  Ca:                                   ≤5 ppm
  Cd:                                   ≤1 ppm
  Co:                                   ≤1 ppm
  Cr:                                   ≤1 ppm
  Cu:                                   ≤1 ppm
  Fe:                                   ≤1 ppm
  K:                                    ≤5 ppm
  Li:                                   ≤1 ppm
  Mg:                                   ≤1 ppm
  Mn:                                   ≤1 ppm
  Mo:                                   ≤1 ppm
  Na:                                   ≤5 ppm
  Ni:                                   ≤1 ppm
  Pb:                                   ≤1 ppm
  Sr:                                   ≤1 ppm
  Zn:                                   ≤1 ppm
λ 1 M in H2O
紫外吸收UV absorption
  λ: 260 nm A:                          ≤0.01
  λ: 280 nm A:                          ≤0.01
 

贮存：
密封干燥保存。
用途  分析试剂，从贵金属盐中沉淀碱金属。
缓冲液组分，用于在凝聚胺（polybrene）亲和层析从复杂系统中分离和纯化糖胺（glycosaminoglycans）