化学名称: | DL-苯丙氨酸 |
INCI名称: | 苯胺基丙酸 |
英文名称: | DL-PHENYLALANINE |
CAS号: | 150-30-1 |
HS编码 | 2922491990 |
化学式: | C9H11NO2 |
分子量: | 165.19 |
中文别名: | DL-苯丙氨酸; DL-α-氨基-β-苯基丙酸; 阿司帕坦杂质C; (±)-2-氨基-3-苯基丙酸; 苯胺基丙酸; DL-2-氨基苯丙酸; DL-2-氨基-3-苯基丙酸; DL-Α-氨基-Β-苯丙酸; DL-N-苯丙氨酸; DL-α-氨基-β-苯丙酸 |
英文别名: | phenylalanine; H-DL-Phe-OH; 2-Amino-3-phenylpropanoic acid; (±)-2-Amino-3-phenylpropionicacid; DL-.α.-Amino-.β.-phenylpropionic acid; DL-Phenylalanine |
指 标 Specification | 标 准 Standard |
外观 Appearance | 白色或类白色结晶性粉末White or almost white crystalline powder |
溶液外观 Appearance of the Solution | 透明无色至浅黄色Transparent colorless to light yellow |
pH值 pH value | 5.4-6.0 |
比旋度 Specification Rotation | -33.0°~-35.0° |
干燥失重 Loss on Drying | ≤0.2% |
灼烧残渣 Residue on Ignition | ≤0.1% |
氯化物Chloride | ≤0.02% |
硫酸盐Sulfate | ≤0.02% |
铵盐Ammonium salt | ≤0.02% |
重金属(铅) Heavy metal(Lead) | ≤10 ppm |
铁盐 Ironic Salt | ≤10 ppm |
透光率Light transmittance | ≤98.0(430nm) |
含量 Assay(drying basis) | 98.5~101.5% |
微生物检测 Microbial Test | |
总菌数 Total Aerobic | ≤1000cfu/g |
霉菌和酵母 Yeast & Mold | ≤100cfu/g |
大肠杆菌 E.coli | Negative |
沙门氏菌 Salmonella | Negative |
Package: In 25Kg net per fiber drum, inner polythene bags. We can provide the packing as per your request. |