DL-甲硫氨酸 99+%
供应商: Thermo Fisher Scientific
Synonyms:
(±)-2-氨基-4-(甲巯基)丁酸, DL-2-氨基-4-(甲硫基)丁酸
125650025
125651000
125652500
ACRO125650025EA
0
CNY
ACRO125650025
ACRO125651000
ACRO125652500
DL-甲硫氨酸 99+%
DL-甲硫氨酸
分子式:
C₅H₁₁NO₂S 分子量: 149.21 g/mol 溶点: 270…273 °C (dec.) 密度: 1.34 g/cm³ 存储条件: Refrigerator |
MDL编号:
MFCD00063096 CAS号: 59-51-8 EINECS: 200-432-1 Merck Index: 13,06004 |
产品技术规格
Appearance | White Crystalline powder or crystals |
Infrared spectrum | Conforms |
Loss on drying | ≤0.5 % (1 g, 105°C) |
Sulfated ash | ≤0.1 % |
UV transmittance | ≥95 % (c=10, 2 N HCl, 430 nm) 1 cm cell |
pH | 5.4 to 6.1 (2 % w/v in water) |
Titration with HClO4 | 99.0 to 101.0 % (on dried substance) |
Chloride (Cl) | ≤200 ppm |
Sulfate (SO4) | ≤200 ppm |
Ammonium (NH4) | ≤1000 ppm |
Heavy metals (as Pb) | ≤10 ppm |
Other amino acids | ≤0.2 % (TLC) |
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