N-氨基甲酰甲基乙磺酸

性状描述: 熔点：＞220℃(分解) pH range 6.1 - 7.5 pKa (25 °C) 6.8

质量标准: 99%: 外观Appearance                          White Crystalline Powder 纯度Purity by Titration by NaOH         ≥99.0 % 水溶性Solubility                        Colorless Clear ,5 g plus 95 ml of H2O 红外光谱Infrared spectrum               Conforms to Structure 干燥失重Loss on Drying                  ≤1.0 % A290 UV absorbance                      ≤0.02   (c = 5% w/w) 重金属Heavy Metals (As Lead)            ≤5 ppm Ultra pure,≥99.5% (T): 外观Appearance                         White Crystalline Powder 纯度Purity                             ≥99.5% (T) 不溶物insoluble matter,                passes filter test 灼烧残渣Residue on ignition (900 °C)  ≤0.05% 干燥损失loss on drying, 20 °C (HV)    ≤0.5% pH                                    3.0-4.5 (25 °C, 0.1 M in H2O) useful pH range                       6.1 - 7.5 pKa (25 °C)                          6.8 水溶性solubility H2O:                 soluble0.1 M at 20 °C, clear, colorless 氯chloride (Cl-):                     ≤250 ppm 硫酸根sulfate (SO42-):                ≤50 ppm   Al:                                 ≤10 ppm   As:                                 ≤0.1 ppm   Ba:                                 ≤5 ppm   Bi:                                 ≤5 ppm   Ca:                                 ≤10 ppm   Cd:                                 ≤5 ppm  &nb

用途: 生物缓冲剂，ACES是两性离子缓冲剂，饱和溶液为0.22M（0℃）。ACES结合Cu