商品名:N-(氨基甲酰甲基)亚氨基二乙酸
                                    别 名:N-(2-乙酰氨基)-亚氨基二醋酸
N-(Carbamoylmethyl)iminodiacetic acid
ADA
                                    英文名:N-(2-Acetamido)iminodiacetic acid
                                    产 地:湖南
                                    Cas号:26239-55-4
                                    分子结构:![]()
                                    分子式:C6H10N2O5
                                    分子量:190.1500
                                    备注:
                                    性状:白色晶体粉末。
熔点:219℃(分解)
pH range 6.0 - 7.2 
pKa (25 °C) 6.6 
                                    质量标准:98%:
外观appearance                          white crystalline powder 
可溶性solubility                       clear colorless,160mg/ml in 1N sodium hydroxide 
红外光谱Infrared spectrometry           Conforms to Structure 
干燥损失loss on drying                  ≤1% 
重金属heavy metals(as lead)             ≤5ppm  
纯度Purity(Neutralization titration)    ≥98% 
Ultra Pure, ≥99.0% (T)
外观appearance                          white crystalline powder 
纯度Purity(Neutralization titration)    ≥99% 
不溶物insoluble matter,                 passes filter test 
灼烧残渣ign. residue                    ≤0.1% 
干燥损失loss on drying, 20 °C (HV)     ≤0.5% 
pH                                      1.5-3.0 (25 °C, 0.01 M in H2O) 
useful pH range                         6.0 - 7.2 
pKa (25 °C)                            6.6 
水溶性solubility H2O:                   soluble0.05 M, clear, colorless 
氯chloride (Cl-):                       ≤1000 ppm 
硫酸根sulfate (SO42-):                  ≤50 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 
  K: ≤50 ppm 
  Li: ≤5 ppm 
  Mg: ≤5 ppm 
  Mn: ≤5 ppm 
  Mo: ≤5 ppm 
  Na: ≤500 ppm 
  Ni: ≤5 ppm 
  Pb: ≤5 ppm 
  Sr: ≤5 ppm 
  Zn: ≤5 ppm 
λ 0.05 M in H2O 
UV absorption λ: 260 nm A: ≤0.20 
  λ: 280 nm A: ≤0.05 
                                    存储:室温保存
                                    用途:生物缓冲剂
                                    联合编码:
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